Lumia 900 Battery Life - Nokia Lumia 900

Its bound to come up.
For the week prior to the shipping of the pre-order units, conversations with AT&T reps were almost always the same. Love the phone, I moved from iPhone to this phone, its dam fast, the battery sucks.
I got my phone Friday morning around 10ish. I charged fully, went to AT&T to swap my chip over and I let the battery drain. Since then, the battery life is barely tolerable.
I use the same process all the time on all my phones. No charge until I go to bed at night...usually 11. I take it off the charge when I wake...usually 5ish. I read the news, etc for the next 20 minutes. I then go to work, charging until I get to work. I arrive at work around 7ish, with a full charge. And I go all day. Even on weekends I do this.
The Lumia 900 battery was not lasting through the day.
I go to plug in the phone last night, and I noticed its almost fully charged. I checked to see if this was my phone, which is stupid becase we only have 1 lumia.
So this morning, my usual routine, phone was fully charged and off the charger at 6:45. Its now 9:20, so ~2.5 hrs. The charge is at 98%. I know it gets better with time, but it usually takes a week or so....this is good news for battery hounds.

Day 5:
6 hours off the charger
Tons of email and messages
about 1 hours of Peoples tab and Internet
2 15 minutes phone calls
Battery at 79%
Is that good?
Ok, finishing my 8 hr day, well, actually 9 hrs. Came in the door at 100%.
Phone Calls: 4 for a total of 1 hr.
Text/Messaging: Alot, in the hundreds.
Social/Internet viewing: about an hour.
Battery Charge out the door: 66%
I guess that works for me.

Sounds like it. My focus would have been at 50% by then.

Everywhere I read says the battery types in our phones do not have memory and do not need primed. That said I was in panic mode yesterday when I picked it up from At$t. Phone stated it was at 15%, I drained it setting up the phone and finished it off with WPBench. It only took about 1.5 hours for it to say it was 100% charged with 1 day 15 hours till needing recharged. Once off the charger I made a call to my mom to see how I sounded. Call lasted about ~8 minutes. Once off the phone it said I had 79% charge left. This was around noon. I was able to make it to 830pm with 9% charge left, that's when I connected it to the charger.
Today, a full day of work, with an office inside a warehouse (horrible connection 1 bar'ish) I listen to music stored on phone via the phone's speaker at level 1 (same as level 10 on my Focus) for 8+ hours and played Wordament a few times and had about 30 emails, 17 text messages. I have 3 active background tasks, and 18 advance background task. I'm home now with 23% (2 hours remaining, 11 hours since last charge) charge remaining. All %'s and time is from the battery saver tab of the phone.
I'm still undecided on the phone's battery life. I suspect that a firmware update may be needed like the 800 to fix the accuracy of battery meter on the NL900.
I would like to hear from others and to see this become a thread in progress to help decide if the phone is displaying the correct information concerning the battery.
P.S> Turned phone off and back on, it now states 32% remaining (4 hours). I think the phone will need a firmware update to stabilize the battery meter.

It goes through the same routine as my Surround, and so far today, and my battery is at 61% where my Surround would have been <30%. Whether it was just old, bad hardware, whatever... My Surround had terrible battery life. This phone is much better by comparison, which exceeds my expectations.

ragingclue said:
It goes through the same routine as my Surround, and so far today, and my battery is at 61% where my Surround would have been <30%. Whether it was just old, bad hardware, whatever... My Surround had terrible battery life. This phone is much better by comparison, which exceeds my expectations.
Click to expand...
Click to collapse
Good plan...better than my last phone, Check! End of Checklist.

I have noticed that the battery life is no where near what I expected based on all the reviews and threads I am reading about it being great. I hope it gets better over time given that its only 4 days old.
I charged the phone fully overnight and took it off the charger at 9AM. I have taken a short 5 minute call, sent a few texts, 10 minutes of browsing the web. I have 2 email accounts set to push (outlook and gmail), bluetooth off, wifi on, signal is a little weak in the house so I'm sure that diminishes the battery some due to the radio having to poll for the signal all the time. As of right now I am at 11%. That's 8.5 hours of minimal use.
One thing I noticed is that I do see, when viewing the Battery Status page in the diagnostics tool, the current discharge seems to get pretty high without touching the phone. It will go from 100 mA to approx 600 mA, hover around 300 then back down to 100 mA and repeat this cycle over and over.
Can it be that push is not set up correctly with Gmail? On the iPhone I remember having to set it up as an additional exchange account to get push to work correctly.

Coming from the iPhone 4S, I'm getting less battery with the Lumia. I'm fairly certain it has to do with my phone swapping from 4G to LTE all day long while I'm at work, even though when I have LTE reception its full bars. Hopefully a firmware update comes out that will either fix this issue or let me turn off LTE entirely.

provenflipper said:
Coming from the iPhone 4S, I'm getting less battery with the Lumia. I'm fairly certain it has to do with my phone swapping from 4G to LTE all day long while I'm at work, even though when I have LTE reception its full bars. Hopefully a firmware update comes out that will either fix this issue or let me turn off LTE entirely.
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Click to collapse
LTE can't be switched off manually ? I assume its a similar situation with GSM/HSDPA switching up all the time.. it drains my battery as well, so that is why I keep it locked on either EDGE or HSDPA. There should be an option to turn off LTE if you don't need it, especially considering AT&T's LTE coverage isn't all that good yet.

provenflipper said:
Coming from the iPhone 4S, I'm getting less battery with the Lumia. I'm fairly certain it has to do with my phone swapping from 4G to LTE all day long while I'm at work, even though when I have LTE reception its full bars. Hopefully a firmware update comes out that will either fix this issue or let me turn off LTE entirely.
Click to expand...
Click to collapse
I think that's my issue as well. At home for some reason I get a very weak signal (1 bar of 4G) and I think its burning a lot of juice trying to maintain the signal. About a mile away from the house I get full bars on LTE.

I am loving the battery life on the lumia.
Then again I was using the skyrocket before this..
I've used both my 4s and lumia today.
iPhone's at 63%
Lumia's at 70%
The only thing that kills my battery is internet sharing (duh).

Nokia is Battery god
Sent from my GT-S5360 using XDA

My Lumia is clearly having issues with battery calibration- could someone help me out with a test?
With all my other Windows Phones, if the battery runs down, the phone gracefully goes to about 2-4% (as shown in battery saver) and displays "goodbye" and shuts off. This is what is supposed to happen. With my Lumia 900, it goes to 0% and I get about another 30 minutes or so of heavy usage (in my case, streaming video/downloading apps/etc). The Lumia then just shuts off. No "goodbye", just straight to black and needs to be plugged in.
Can someone run the battery out on their 900 and tell me if they get a graceful shutdown or not? Clearly, my battery is showing much more depletion than actually exists, and I'd like to see if this is unique to me.
Thanks!

fleon888 said:
My Lumia is clearly having issues with battery calibration- could someone help me out with a test?
With all my other Windows Phones, if the battery runs down, the phone gracefully goes to about 2-4% (as shown in battery saver) and displays "goodbye" and shuts off. This is what is supposed to happen. With my Lumia 900, it goes to 0% and I get about another 30 minutes or so of heavy usage (in my case, streaming video/downloading apps/etc). The Lumia then just shuts off. No "goodbye", just straight to black and needs to be plugged in.
Can someone run the battery out on their 900 and tell me if they get a graceful shutdown or not? Clearly, my battery is showing much more depletion than actually exists, and I'd like to see if this is unique to me.
Thanks!
Click to expand...
Click to collapse
I ran down my Lumia last night, and it did NOT do a graceful shutdown.
For the record, I think my battery life has been fantastic. Yesterday was day 2 for me, so I've still been playing with the phone constantly. My phone was removed from the charger at 7:30am, played with non-stop, (easily 4-5 hours of screen-on time, I'd estimate,) played about 2 hours of light gaming (words by post and doodle god,) and just short of 2 and a half hours of meetings over bluetooth. My phone didn't die until just after 11:00 last night.
Once my usage evens back out, I don't think I'll have any problem at all getting 2 days out of the phone.
For reference, my GSM Galaxy Nexus would have died in the same amount of time under normal (pretty light) use. My Lumia has been doing double-duty, as I'm usually using my Kindle Fire for bathroom breaks, and I've been using the Lumia in there, as well... So, I'm impressed.

DarkSi08 said:
I ran down my Lumia last night, and it did NOT do a graceful shutdown.
For the record, I think my battery life has been fantastic. Yesterday was day 2 for me, so I've still been playing with the phone constantly. My phone was removed from the charger at 7:30am, played with non-stop, (easily 4-5 hours of screen-on time, I'd estimate,) played about 2 hours of light gaming (words by post and doodle god,) and just short of 2 and a half hours of meetings over bluetooth. My phone didn't die until just after 11:00 last night.
Once my usage evens back out, I don't think I'll have any problem at all getting 2 days out of the phone.
For reference, my GSM Galaxy Nexus would have died in the same amount of time under normal (pretty light) use. My Lumia has been doing double-duty, as I'm usually using my Kindle Fire for bathroom breaks, and I've been using the Lumia in there, as well... So, I'm impressed.
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doesn't the verge give that nexus god status? If so, you're blaspheming. Bravo on the battery life!

I happened to have been at the store to pick up some corporate devices. We're mostly an iOS shop with some Androids and Blackberries in between. I'm probably the only person that has a Windows Phone 7 device. Anyway, while I was there, I happened to bump into the Nokia rep for the store so we chatted for a bit and we discussed the device and what I like and don't like about it. He informed me that in order for the Lumia to get a full charge, you need to use the charger that came with it. Specially for the first 5-6 times. It apparently outputs at a different wattage then most charging devices and that any other charger will only charge the battery to around 70% even though it would show it at 100 on the screen. The Lumia charger will also bring the 900 to 90% charge from a dead battery state in about an hour.
For those experiencing the dismal battery life try charging with the Lumia charger instead of your other chargers. I was doing the same thing since I had tons of micro-usb chargers from my other device. I'm going to try now to see if what he was saying is true. YMMV

Jigganaughty said:
I happened to have been at the store to pick up some corporate devices. We're mostly an iOS shop with some Androids and Blackberries in between. I'm probably the only person that has a Windows Phone 7 device. Anyway, while I was there, I happened to bump into the Nokia rep for the store so we chatted for a bit and we discussed the device and what I like and don't like about it. He informed me that in order for the Lumia to get a full charge, you need to use the charger that came with it. Specially for the first 5-6 times. It apparently outputs at a different wattage then most charging devices and that any other charger will only charge the battery to around 70% even though it would show it at 100 on the screen. The Lumia charger will also bring the 900 to 90% charge from a dead battery state in about an hour.
For those experiencing the dismal battery life try charging with the Lumia charger instead of your other chargers. I was doing the same thing since I had tons of micro-usb chargers from my other device. I'm going to try now to see if what he was saying is true. YMMV
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Click to collapse
This is true with WP7 devices across the board, and especially true with Mango devices. Using the $1.95 amazon throw in car charger, doesn't seem to work.
I've been able to successly use the Dell Venue Pro and the Samsung charger interchangibly with all my devices with the same impact. Amazon special...not so much.
The Nokia's rep was a standard CYA response they always give, but in this case its pretty true. At the very least check the outputs on the charger you are using and insure its equal or better than the Nokia/Samsung ones.
Good Call out.

Battery is ok better than my dvp by a slight bit
Sent from my Lumia 900 using XDA Windows Phone 7 App

The Lumia Battery life probably drained faster than other phone because of its 4G - LTE capabilities. I actually have a blackberry and I usually used it for 2 days without charge. I now switch to Lumia and have the same difficulties to maintain the phone's battery life to maximum. I have been playing with my phones for several days and it last up till 7 p.m with 2 hours of browsing. 20 texts and emails, and also playing games for 1 hour and a phone call for about an hour.

I have an interesting perspective. I got the phone on Friday, and fully charged overnight. Saturday the phone lasted about 15 hours before it drained. I'm now traveling in Brasil, and yesterday after 15 hours I had 48% left. The big difference here is in Brasil there is no LTE, so I'm roaming on regular data, but used the phone for a lot of emails and texts.
I'm happy so far with the batter!

Related

Problem With Battery

Hey guys, I just got the droid incredible 2 and I first had the LG revolution but the 4g and the screen size made the battery drop down quick. I played with it for 20 minutes after it being fully charged, changing settings, and the battery went way down to about 80%. So I exchanged it for the HTC Incredible 2. They told me the batter was way better.
I went to the Verizon store to tell them the batter dowesn't last as long as expected. My Iphone 4 would be on all day, texting, pandora, email and web browsing and I still came home from work with battery left. My droid gets used from 7am to 1pm and its pretty much dead by then. They made me change the background data off, sync only email and weather, and download juice defender.
The batter still dies by 12:30pm after charging all night.
I have read all over people are getting excellent battery usage but I don't really know what to do to get the same. It is not temp rooted. Any ideas? Also, at work, in the building the data coverage is not so good so I usually do nothing but text on it and it still dies by 1pm.
I can't really say how well mine would do on the standard battery because I bought the extended battery immediately after getting the phone. I've been unplugged almost 15 hours and have 38% battery and I have sent/recieved 40-50 txts, 20 mins phone, browsed internet for 30-45 mins, played games around 30 mins, and listened to pandora for around 45 mins.
I would recommend the extended battery, it's $50 at verizon and I haven't even come close to killing it in a day.
Does the extended battery make the phone bigger? I'm thinking it would be thicker on the back. Would it have any drawbacks as to cases and stuff like that?
I'm not sure why mine is so bad, prolly because I am in a secure building and signal doesn't get through constantly. I'm surprised, I thought my iphone had bad battery.
the extended battery does have a thicker back. and yes, there are currently no cases for it, so there would be an issue there if having a case is very important.
as to your current battery, if your in a biulding with bad signal, that will most defintiely affect your battery life as your phone will have to use more battery to try to find a good signal. additionally though, the phone battery does seem to improve after about a week of charge/discharge cycles. not sure why this is, but i have seen it on my phone and seen many other report the same.
The battery sticks out a little more than 1/8th of an inch I would say. However, IMHO it protects the camera lens and flash lens from getting broken and I never really like using a case anyways.
I have amazing battery i charge it to 100 percent unplugged after then go to school texting 100-200 average everyday internet music by the time i get 3:00 i still have 80-70% and i'm 13 so imagine how much i use it and it still stays at that percentage
Having a phone in a building (or anywhere) the signal is weak is a drain on your battery. If your iPhone was with AT&T the signal may have been stronger where you work than with Verizon and may have therefore contributed to better battery life.
Also, if you didn't FULLY charge your DInc2 and FULLY discharge it right when you got it, you should really do a factory reset and immediately do the following:
Charge the phone for at least 8hrs with the power off, unplug for a few minutes, plug it back in. The light should only remain red for 10-20 seconds before turning green, otherwise this unplug-plug part should be repeated a few more times always letting it remain on "green" for an hour before unplugging an plugging back in.
THEN power up and use the phone until it shuts itself off because the battery is drained. Let it sit for a few minutes, and turn it on again. It should sut itself off again pretty quick. Let it sit, turn on again. Do this until it wont power up at all after sitting untouched for a few minutes and your battery is then fully discharged.
Now you can plug it in and start the charge part of the cycle as lined out earlier. Once the light turns green 10-20 sec after plugging it in again you have completed one "cycle".
This may sound excessive, but I'm kind of a nut about this kind of thing.
I didn't do anything special when I got my I2, am a realtively heavy user, and have an all day battery life. I'm pretty careless with my features being left on.
If you can't get it to last all day, either you are a much heavier user than I am or you do, in fact, either have a battery problem, or a battery calibration problem. You shouldn't need to calibrate the battery algorithms, but I guess it doesn't hurt to try.
I wouldn't say I am a heavy user. I normally text while I am at work and check facebook a few times. I also listen to pandora most times. I work for Vanguard and most people here have Verizon I believe. I was told when I switched from AT&T that signal should not be a problem where I am at. My Iphone 4 would get used much more and it too would have signal problems as well until I turned 3g off but it would last way longer than the droid.
I guess I can try the factory reset and full charge cycle this weekend but I'm not sure what Verizon can do for me either so it may just stay like this
this is bump charging no? (well the part about how to charge it). i spoke to am htc rep that said that bump charging will significantly decrease the lifespan of your battery life and therefore is highly not recommended.
TheAtheistReverend said:
Having a phone in a building (or anywhere) the signal is weak is a drain on your battery. If your iPhone was with AT&T the signal may have been stronger where you work than with Verizon and may have therefore contributed to better battery life.
Also, if you didn't FULLY charge your DInc2 and FULLY discharge it right when you got it, you should really do a factory reset and immediately do the following:
Charge the phone for at least 8hrs with the power off, unplug for a few minutes, plug it back in. The light should only remain red for 10-20 seconds before turning green, otherwise this unplug-plug part should be repeated a few more times always letting it remain on "green" for an hour before unplugging an plugging back in.
THEN power up and use the phone until it shuts itself off because the battery is drained. Let it sit for a few minutes, and turn it on again. It should sut itself off again pretty quick. Let it sit, turn on again. Do this until it wont power up at all after sitting untouched for a few minutes and your battery is then fully discharged.
Now you can plug it in and start the charge part of the cycle as lined out earlier. Once the light turns green 10-20 sec after plugging it in again you have completed one "cycle".
This may sound excessive, but I'm kind of a nut about this kind of thing.
Click to expand...
Click to collapse
I just got mine on Sunday, but even yesterday I was texting and surfing a fair amount yesterday and went to bed with the phone at 61%...
I am sort of amazed, I think Verizon has taken the underclocking thing and put it to work on the official release... at one point I turned off the screen for what amounted to an hour and when i turned it back on it was still the same battery level.
selayan said:
I wouldn't say I am a heavy user. I normally text while I am at work and check facebook a few times. I also listen to pandora most times. I work for Vanguard and most people here have Verizon I believe. I was told when I switched from AT&T that signal should not be a problem where I am at. My Iphone 4 would get used much more and it too would have signal problems as well until I turned 3g off but it would last way longer than the droid.
I guess I can try the factory reset and full charge cycle this weekend but I'm not sure what Verizon can do for me either so it may just stay like this
Click to expand...
Click to collapse
if your comparing battery life on the dinc2 with 3G on versus the iphone with 3G off there will also be a pretty big difference. if your tuirn off 3G on your dinc2, i would imagine battery life will be similar or better than your iphone had with 3G off also.
bik2101 said:
if your comparing battery life on the dinc2 with 3G on versus the iphone with 3G off there will also be a pretty big difference. if your tuirn off 3G on your dinc2, i would imagine battery life will be similar or better than your iphone had with 3G off also.
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Click to collapse
No I was comparing the Inc 2 to the Iphone with 3G on. My iphone would also last longer if I turned 3g off and just used Edge or whatever it is called. I don't think I can do this with the droid until it is rooted or download an app to do this.
I turned off juice defender and we will see how it goes today. I don't really like apps running in the background and it was turning off data eacht ime the screen locked.
I think the biggest difference is the verizon signal. The battery on this phone is amazing for an android device. While it is still nowhere near iphone 4 status as far as battery, it shouldn't drain like that. Have them either swap you a battery or the phone itself.
I'm a relatively heavy user. Especially with voice calls and I can go a day and a half easy.
But I also run launched pro with only a couple of widgets. To me sense is a battery hog.
Sent from my ADR6350 using XDA App
What would I do to go about swapping out the battery or the phone itself? Should I go back to the same verizon store? Or call them on the support line and try to get a battery or new phone that way? I have no clue why it is draining like that either, the signal can't be that bad, I literally had the same signal with AT&T in these buildings.
Well, lets be honest, one of the things Apple really puts a lot of time and effort into in their development is long battery life. It wouldn't surprise me to see the iphone outlasting most Android devices.
In any case...
While I don't need to, I do charge my phone while at the office. If you have a desk job then I don't see how this would be problematic. My work day usage includes 2 hours of bluetooth streaming (in my car to the stereo), media playback (music/podcast), and mapping with gps and 3g data (this drains my battery pretty quickly, but that's relative...it's about 15% per hour). Outside of that, my battery drain is quite low.
I only started charging at the office because I like to keep my battery as full as possible in case of extended emergency that requires being away from a charging source. It's that whole boy scout be prepared mentality I have. Besides, if you have the opportunity to charge, why not? It seems to charge pretty quick anyway.
I can charge at the office, but normally I forget the cord at home. Not a problem to buy another one but still. I was just concerned because I hear people getting 15 some hours on one charge and as of right now, my battery is below 50% since I just got back from lunch.
selayan said:
What would I do to go about swapping out the battery or the phone itself? Should I go back to the same verizon store? Or call them on the support line and try to get a battery or new phone that way? I have no clue why it is draining like that either, the signal can't be that bad, I literally had the same signal with AT&T in these buildings.
Click to expand...
Click to collapse
take it back to the store, and if that doesn't work then call. but the store would probably be a better bet as they can give you a new phone or new battery there whereas the phone support, you'd have to wait for the shipment.
Seems as if they were not able to help in store the first time. Rather than have someone check it out, they had someone come over and tell me I should turn off all the sync and data features. So I did do that, but then why did I get a smartphone?
It's possible you have an app that is not allowing the device to sleep. If it can't sleep, it will drain the battery much faster. You might get 8 to 12 hours awake yet idle.
Are you using many third party apps? If so, have you considered going through them, removing them one at a time, until you find the battery doesn't drain so fast anymore?
If you go to About phone in settings, then Battery, the last item will show awake time. This should be much lower than your Up time.

Battery Saver Mode Experiences

Hows the battery life you guys are experiencing with the mango update in general with and without battery saver mode on
is battery saver mode making a big difference?
im using battery saver for when the battery gets low and im noticing a bit of a stretch of extra battery life on my htc trophy (verizon)
when u turn battery saver mode on doesnt that disable notifications push and toast?
i know i havent tried the battery saver mode on the whole day to notice any difference just wanted to see if anybody else has yet and what kinda life are u getting on battery saver mode on all the time and when the battery gets low
well for the one day that I left my charger at home by accident when going to school I turned on battery saver mode and was able to make it through the entire day with my normal use habits with about 30% remaining once I got home. this was when I was on 7712 haven't done this on the official yet.
My 7720 experience was pretty horrid with battery life until I got the Samsung update on Tuesday. I went from barely making it 10-12 hours on a charge to 18-24 hours. I can get up to 1.5 hours with battery saver turned on.
For the first couple of days, I left my status set to "online" the entire day, and my battery barely lasted through the day (around 15 hours). Battery saver mode came on after about 13 hours, or it wouldn't have lasted.
Today I set myself to offline, and last time I checked it (after around 8 hours of normal use), it showed 80%. So it seems pretty clear to me that overall, Mango battery life is very good, but keeping yourself online is a killer.
Syst3m said:
My 7720 experience was pretty horrid with battery life until I got the Samsung update on Tuesday. I went from barely making it 10-12 hours on a charge to 18-24 hours. I can get up to 1.5 hours with battery saver turned on.
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Click to collapse
same here but HTC surround. Went from 7712 to official mango
Sent from my T8788 using XDA Windows Phone 7 App
Battery saver mode works pretty well for me... I love it... Thank god its inbuilt and I didn't had to download another one dollar application to do this thing.. Things like this should be inbuilt .. Also adding additional tile shortcuts of any kind we want..
Sent from my OMNIA7 using XDA Windows Phone 7 App
Haven't tried it. Battery life went down noticeably but I have chargers everywhere. I stay online all day. If I wasn't online in message hub I'd be online in some other app so why not. On Android my gtalk is always on as well. Don't see this phone lasting a day for me with or without battery saver, lol.
Sent from my HD7 using Board Express
I'm still debating about staying online all day. Most of the people I chat with on Facebook are online in the evening, but not so much during the day.
But I love the battery saver option. When I was online all day, and it did kick in toward the end of the day, I observed the battery usage drop to a mere trickle (it only lost around 1-2% per hour after that). So, without having to change anything, I can be assured that my phone will still be available in an emergency.
at full charge my venue pro shows me around 3 days and 18 or so hrs...with battery saver i get 3 more added...best part is i play music moderately, use the radio, wifi on all the time and at the days end it stil shows around 2 days and 12 hrs or so time left....is somthing wrong cos when i first bought the phone, 15 hours was the maximum i got for the phone.....
plug in charge usb messenging hub locks up
has anybody had this happen?
when your phone is in battery saver mode and you plug it in it becomes unresponsive and kind of locks up. messages and emails don't send or receive.
only way it ever happens for me:
if i was in a message and i plug into usb computer or wall outlet power the phone cant switch back from a message to the list of messages, i cant send the message that is typed, i cant type, and no messages are received (or show up after a reset) i can go back home but every time i try to do something it says loading and closeshas happened for a year now
Battery life for me in Mango and 8107 (or whatever the latest update is called) has been pretty awful. I recently did a hard reset.
Post hard reset, a full charge would say 1D 4hours or something
After a few weeks, a full charge now says 18 hours, but lasts considerably less.
By noon my phone is at 50%, if I don't charge it, it hits battery saver mode by the time I leave (6pm). That's with taking it off the charger at 7am, and barely using it. Pretty horrible.
I'm seriously considering a BlackBerry. WP is great and all, but it's just not built for business use. And I need a battery that can last more than 10 minutes.
sure haven't said:
Battery life for me in Mango and 8107 (or whatever the latest update is called) has been pretty awful. I recently did a hard reset.
Post hard reset, a full charge would say 1D 4hours or something
After a few weeks, a full charge now says 18 hours, but lasts considerably less.
By noon my phone is at 50%, if I don't charge it, it hits battery saver mode by the time I leave (6pm). That's with taking it off the charger at 7am, and barely using it. Pretty horrible.
I'm seriously considering a BlackBerry. WP is great and all, but it's just not built for business use. And I need a battery that can last more than 10 minutes.
Click to expand...
Click to collapse
Sounds like you have a bad battery. My titan is at about 72% after an 8 hour day with lots of email use and some browsing / texting through the day. (i check 7 email account and exchange and hotmail are both push) Currently at 10pm mine still says 52% and estimates 10 more hours use. Now if i were to play a game for an hour or more i'd probably kill it but for browsing and more business like use... it can't be beat. My old surround lasts about 16 hours with wifi on unless my wife games it to death.
ROCOAFZ said:
Sounds like you have a bad battery. My titan is at about 72% after an 8 hour day with lots of email use and some browsing / texting through the day. (i check 7 email account and exchange and hotmail are both push) Currently at 10pm mine still says 52% and estimates 10 more hours use. Now if i were to play a game for an hour or more i'd probably kill it but for browsing and more business like use... it can't be beat. My old surround lasts about 16 hours with wifi on unless my wife games it to death.
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Geez I wish.
Maybe it is time to switch it out. I've had it since Jan '11.

32%: Brightness on low, data off, battery saver on and...

... it says I have 4 hours left. Extrapolate that and it gives me 12 hours on a single charge.
I have a stock LG Quantum. Is my battery in need of changing or is this just the norm? (honest question)
Cause this noise is ridiculous.
I have no idea really. My Lumia gives me 22% and 2 hours left, for what it's worth. Unplugged it this morning at 7:30, medium (by my standards) usage.
Sent from my Lumia 800 using XDA Windows Phone 7 App
sure haven't said:
... it says I have 4 hours left. Extrapolate that and it gives me 12 hours on a single charge.
I have a stock LG Quantum. Is my battery in need of changing or is this just the norm? (honest question)
Cause this noise is ridiculous.
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Click to collapse
Probobly a battery problem? Check with the store you bought it at, the warranty should cover the battery problem and they will hopefully send it in and give you a new battery. Just describe it well to them.
I'm using LG Optimus 7 (since April 2011), and got about 26h battery with 100% charge, medium brightness, a bright tile theme and Battery saver. I usually use alot of 3G and Wifi and it's holding atleast a whole day.
I sent it in once for a battery fix and an upgrade to mango (and before that, the battery held for like 19h).
vnvman said:
I have no idea really. My Lumia gives me 22% and 2 hours left, for what it's worth. Unplugged it this morning at 7:30, medium (by my standards) usage.
Sent from my Lumia 800 using XDA Windows Phone 7 App
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Hope you updated with the battery-fix update for Lumia
22% should give you like 5 hours atleast..
When I had my Focus it would do great on battery for a month, then all the sudden it would drain fast like yours. A factory reset fixed it for a month, then it did it again. I have no idea why, just my experience.
I did update it, but I've been hammering the phone for a few hours this evening. I got 17% now and 2 hours left, I think it's kinda fair. The readings that the options give while you're using the phone are really worth nothing tho...
Sent from my Lumia 800 using XDA Windows Phone 7 App
Sometime, you need to re-calibrate the battery...
But yeah, sometime, i don't even know if my phone display correct battery life or not..
For an Example, i turned on Battery Saver and left the phone screen off while listening to music on it.
2 hours later, the battery dropped only 2%.
Battery usage is hardly linear though
..3g conn off and battery saver on i got 3,5-4 days with calls and msg-s,
i think its battery defect.I got optimus 7 with same battery as you do..
Thanks for the replies guys.
I did a hard reset a while back and yeah, for like a week I was getting 30+ hours of a charge. Now it's ridiculous like I outlined. I really hope it's a battery thing, but part of me knows better?
Unfortunately, my phone's warranty is over. I'm considering one of those more powerful batteries. But it's not OEM stuff, may not be very good.
It depends how you use your phone really, and windows phone calculates the time from when you use it until it drains. I just got my Titan for only a week, installed Skype on it and literally drained for a mere 5hours and 40 minutes on wifi, although talk time states it is 11h 50 min on 2G and 6h 50min on 3G, not surprising it lasted 5h on wifi.
Then after charging, it showed that I only have 5 hours battery life remaining and time since last charged it less than 1 hour. This looked terrible so I did a hard reset and first and went back to 1 day and 15 hours. After a while of not using skype, it lasted about 2 days on regular use (sms, push email, foursquare). Used skype again and battery drained, now I had it with hard reset so I just charged it full and did not use skype on it. Few hours later, it went back to 1 day and (now) 12 hours.
From my experience on my almost 1 year old Samsung Focus,
1. the battery life prediction on Battery Saver is not very accurate.
2. turning on the battery saver will greatly enhance battery life as all background services, syncs and push notification services are turned off.
3. 3G uses a lot of battery.
4. 2G or EDGE will enhance battery life greatly.
5. Amoled displays consume a lot of battery especially with a white theme.
WP doesn't actually last long when browsing over WiFi, I hope this gets sorted either in Tango or Apollo...
Sent from my Lumia 800 using XDA Windows Phone 7 App

[Q] Odd battery drain issue

Had my 900 about a week now, and in the first few days the battery life was looking good, lasting nearly two days with lots of texts, emailing, a few pictures taken and lots of talk time.
Then a couple of days ago it suddenly got worse. Started losing about 4% per hour. I charged it fully last night and then this morning nine hours later there was only 60% remaining.
I decided to try and find out what was happening. Found the diagnostics app and the battery drain was showing around 164mA. I don't have anything running that could be using so much power, so I wondered if I was suddenly getting a poor 3G signal and the phone was using a lot of power trying to receive it. So I put it into flight mode. Still around 164mA.
Finally I powered the phone off and then back on. Now it srttled down to around 95mA.
So what was running that was using so much power, that got switched off when the phone powered off? Could it be the GPS? I did fire up Nokia Drive and Nokia Maps the other day to play around with them. Could it be that the phone forgets to turn the GPS off when the apps that use it aren't running?
redwhiteandblue said:
Had my 900 about a week now, and in the first few days the battery life was looking good, lasting nearly two days with lots of texts, emailing, a few pictures taken and lots of talk time.
Then a couple of days ago it suddenly got worse. Started losing about 4% per hour. I charged it fully last night and then this morning nine hours later there was only 60% remaining.
I decided to try and find out what was happening. Found the diagnostics app and the battery drain was showing around 164mA. I don't have anything running that could be using so much power, so I wondered if I was suddenly getting a poor 3G signal and the phone was using a lot of power trying to receive it. So I put it into flight mode. Still around 164mA.
Finally I powered the phone off and then back on. Now it srttled down to around 95mA.
So what was running that was using so much power, that got switched off when the phone powered off? Could it be the GPS? I did fire up Nokia Drive and Nokia Maps the other day to play around with them. Could it be that the phone forgets to turn the GPS off when the apps that use it aren't running?
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Click to collapse
Not sure forgets is the right answer, but you may want to look at the Background tasks and see what is running when it shouldn't.
I know when I add a new app or 2...sometimes I get myself in a position where the battery drain becomes excessive. I usually just unistall the app. You've probably read a few of the battery threads here. If not, take a look. Lots of good conversation about ...well....lots of things....
For me, the biggest drain is Wordament....and its ads....I'll wipe out my battery in an hour playing that thing....
Just finished a series of tests for Background Tasks in my L900 (full article on Mobility Digest). 8 Background Tasks running burns 0.5% per hour, or 8% in a 16 hour day. Tasks included: USA Today, Fox News, Weather Channel, Urban Dictionary, Mehdoh, Network Dashboard, Clever-To-Do and Battery Meter (homebrew app that actually runs every 10 minutes vs. 30 minutes, or longer).
Except for short spikes, my phone always hovers in the 95 to 125 mA range. Data signal is still the biggest battery demon while phone is asleep. Screen while phone is awake.
Sent from my Lumia 900 using Board Express Pro
Overnight my phone seems to have used less than 1% per hour, that's with wifi on but not connected to any network. Perhaps I'll see what it does with wifi off.
I'd still like to know what it was that was draining the battery until yesterday when I power cycled it. I only had the App highlighter app and the Weather Channel app running in background, and I've since disabled the App Highlighter. But they weren't using 4% of the juice per hour. I didn't have bluetooth on.
I guess if anyone is seeing a high battery drain the simple answer is to try power cycling your phone first and see if that stops it.
jimski said:
Just finished a series of tests for Background Tasks in my L900 (full article on Mobility Digest). 8 Background Tasks running burns 0.5% per hour, or 8% in a 16 hour day. Tasks included: USA Today, Fox News, Weather Channel, Urban Dictionary, Mehdoh, Network Dashboard, Clever-To-Do and Battery Meter (homebrew app that actually runs every 10 minutes vs. 30 minutes, or longer).
Except for short spikes, my phone always hovers in the 95 to 125 mA range. Data signal is still the biggest battery demon while phone is asleep. Screen while phone is awake.
Sent from my Lumia 900 using Board Express Pro
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Cool! I'd love to see a wifi vs cellular data battery benchmark.
Well that would be hard for background activities as WiFi goes to sleep at power off.
I did try to use LTE only for a couple days, but AT&T did not start reporting my daily data usage on my monthly anniversary data. I wanted to see how much data I was using over a typical week with LTE only. On can tell you in those two days, LTE was burning 20-30% (13% per hour on WiFi / 17-18% per hour over LTE) more power per hour when the screen was on and I was browsing or using Board Express. A more comprehensive teat will follow though.
Sent from my Lumia 900 using Board Express Pro
jimski said:
Well that would be hard for background activities as WiFi goes to sleep at power off.
I did try to use LTE only for a couple days, but AT&T did not start reporting my daily data usage on my monthly anniversary data. I wanted to see how much data I was using over a typical week with LTE only. On can tell you in those two days, LTE was burning 20-30% (13% per hour on WiFi / 17-18% per hour over LTE) more power per hour when the screen was on and I was browsing or using Board Express. A more comprehensive teat will follow though.
Sent from my Lumia 900 using Board Express Pro
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Click to collapse
The above somewhat proves how cellular data can often be a big battery drain comparable to abundant wifi at home or other common places. Looking forward to ur tests.
Well the battery drain problem came back yesterday.
The phone has done pretty well however, with very light use (one short call, a few texts, checking FB, checking the weather and not much else) the battery is at 24% after 48 hours. Overnight it went through about 8% in nine hours.
However, yesterday evening I noticed that the battery was losing 4% - 5% per hour again. By yesterday morning it was at 70% after 24 hours. After another 9 hours it was down to 43%. That's having made no calls, only a couple of texts, and very little else. At 9.30pm I checked the diagnostics app and battery drain was over 200mA. There was no obvious reason why it would be so high. So I powered the phone off and back on again, and sure enough, battery drain settled back down to between 90 and 110 mA, and as I said, overnight the battery lost less than 1% charge per hour.
The only background task I have enabled is the Weather Channel app. I'm going to let the battery run right down, recharge it, uninstall this app, and then see if I can repeat this pattern (if people will hold off from calling me!) If it's not this app then there must be something else, something in the firmware that goes haywire after a certain time and starts using lots of power.
I note that some people have observed that the battery starts to drain quicker after a while. I'd be interested to know if anyone can repeat the same pattern I'm seeing.

my 1st GSIII was defective(phone HOT while off)

Just an FYI,
My 1st sprint GSIII was fine for the 1st month. I could get upto 3 1/2 days of battery with very light usage (mostly standby time). NOt sure what caused what happened next but the phone became extremely warm and the battery life dropped to approx. 2 hours. The phone was very warm even while off for hours!! And it obviously got even hotter while on the charger. The only way to get the phone to return to room temp was to pull the battery and leave it out for a few hours. Turning wifi/data/sync/GPS etc. off did nothing. The odd thing was, the battery was a normal temp. The heat came from the lower part of the phone (where the processor is). It also gave incorrect battery readings. While plugged in it would read "100%" and "charging" the LED stayed red, never turning green. I also could pull the battery and put it right back in and it would read 20-30 % difference VS. when I took it out.
The phone was swapped at a sprint store covered by insurance.
The only thing i did differently usage wise was link the phone to my dropbox account. It seemed to sync normally so i can't confirm dropbox caused the issue. I just can't figure out what the phone was "doing" while it was off. Just thought i'd share the story with the phone. The new 1 is running fine.
I found this today. Appears to be helpful with heating up and improved battery life.
http://forum.xda-developers.com/showthread.php?t=1790061
Let me know what you think.
Sent from my SPH-L710 using xda premium
This doesn't sound good at all. My cousin's GII on AT&T did something similar to this. The phone would be completely turned off and it would vibrate every 10 minutes. Even pulling out the battery and reinstering it made it automatically turn back on and vibrate again and again.
Hopefully this is an isolated issue what you are talking about.
meccadon123 said:
Just an FYI,
My 1st sprint GSIII was fine for the 1st month. I could get upto 3 1/2 days of battery with very light usage (mostly standby time). NOt sure what caused what happened next but the phone became extremely warm and the battery life dropped to approx. 2 hours. The phone was very warm even while off for hours!! And it obviously got even hotter while on the charger. The only way to get the phone to return to room temp was to pull the battery and leave it out for a few hours. Turning wifi/data/sync/GPS etc. off did nothing. The odd thing was, the battery was a normal temp. The heat came from the lower part of the phone (where the processor is). It also gave incorrect battery readings. While plugged in it would read "100%" and "charging" the LED stayed red, never turning green. I also could pull the battery and put it right back in and it would read 20-30 % difference VS. when I took it out.
The phone was swapped at a sprint store covered by insurance.
The only thing i did differently usage wise was link the phone to my dropbox account. It seemed to sync normally so i can't confirm dropbox caused the issue. I just can't figure out what the phone was "doing" while it was off. Just thought i'd share the story with the phone. The new 1 is running fine.
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Click to collapse
What kind of signal are you getting?
Mine was like what you descrbed for a couple days(almost no signal at home) and I was getting ready to return it but didnt have time because I was leaving for Vegas. Long story short when I got to Vegas I upated profile and PRL and havent had a problem since. Maybe the towers in your area are under constrction.
Sent from my GT-N8013 using xda premium
My phone has gotten hot ever since I got it, but it will cool down when I stop using it. I am getting horrible battery life even witha 4300 mah battery. today it wouldnt even last 11 hours. It had 3 hours total usage time on it. I am now trying another 4300 mah battery to see if that is the problem or if its the phone. my reg battery wont last me very long either. I am also using juice defender free version and advanced task killer plus the built in task killer and I cannot get my phone to last very long. With my orig Evo I had the sprint extended battery (2500? mah) and it last me til bedtime with 50% left.
The only time this happened to me was when an badly behaving app "ran away". I would get really bad battery usage at the same time. I could cure it by clearing ram, which shut down all the running apps. Since this hasn't happened to me in a while I'm guessing that whatever app was doing that to my phone has been updated to fix the bug.
My issue was very odd. My phone was normal lasting up to 3 days with very light usage. It would sit for hours at "room temp"..the only thing i did differently was link it to my dropbox accnt. It seemed to sync ok..it was shortly after that i noticed the phone was very warm towards the lower 1/3 of the phone. I thought maybe there was something running or taxing the processor. So after working on it for a few days(turning everything off i.e. wifi/gps/data/sync/etc etc.) the battery got worse and worse. I then unlinked dropbox, stopped all running apps and let the phone sit in airplane mode over night. Still no joy. So i turned the phone off and let it sit for about 6 hours. It was still "very warm" while off!! At that point I pulled the battery for about 2 hours and the phone returned to normal temp. What could the phone be doing while turned off for hours?
The phone was stock and updated. I use an airrave so i dont have signal issues. The processor seemed to be running at full load even while the phone was off. The battery life went from around 3 days to not even 2 hours. The phone did seem to have the known "cell standby" issue(where the counter is reporting an incorrect usage %). While charging, the phone was even hotter to the point of me thinking it would burst. Oddly enough, the battery was at a normal temp. It was no where near the temp of the bottom of the phone(where the processor is located).The new GS3 is running normally so far. The tech at the sprint store couldnt figure the old 1 out so they just replaced it(insurance/no charge).

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