Limit the Note 2 from 1.6Ghz to 1.1Ghz with build in feature to save battery - AT&T Samsung Galaxy Note II

I know most of you already notice this but if you don't:
In Setting/ Power saving mode, check the "CPU power saving" then your phone will be limit to 1.1GHz max from 1.6Ghz.
I would suggest to tick on the "Screen power saving", "background color" and "turn off haptic feedback" to save some extra juice.

LTE on. 24h unplugged. 75% screen brightness. Full heavy haptic feedback. Heavy gaming and Internet use. Phone calls. Texting. 3D live wallpaper. Still 7h screen on time before the phone finally had to be plugged in.
I don't know what you use your phone for but I'm going crazy on mine and can't kill the battery. If you need more juice, then more power to ya. I can't fathom why.
Sent from my SAMSUNG-SGH-I317 using xda premium

LOL I tried to kill mine but it out lasted me I woke up at 5 for work and by end of the day I went on a 2 hour gaming session to try and completely drain it and got it to 9% but it was like 10 and had work next day so gave up. I lost

I'm still suffering from battery OCD after coming from the iphone 4S. Now I feel like plugging in my note 2 whenever I'm at my desk at work.... So you guys don't think I need to?

I dont touch my charger till I hit the bed.
Sent from my SGH-I317M using xda app-developers app

UCLAKoolman said:
I'm still suffering from battery OCD after coming from the iphone 4S. Now I feel like plugging in my note 2 whenever I'm at my desk at work.... So you guys don't think I need to?
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Click to collapse
Try a day without charging your phone at your desk. Yesterday I pulled in about 7 hours of on-screen time. That's with LTE and anything else internet intensive you could imagine. The only way you'll overcome that worry you have is to test it out yourself. I'm sure you won't be disappointed.
Sent from my SAMSUNG-SGH-I317 using xda premium

I run mine full cycle every time to 1% left then charge. Best way to maximize battery life

Err0xx said:
LTE on. 24h unplugged. 75% screen brightness. Full heavy haptic feedback. Heavy gaming and Internet use. Phone calls. Texting. 3D live wallpaper. Still 7h screen on time before the phone finally had to be plugged in.
I don't know what you use your phone for but I'm going crazy on mine and can't kill the battery. If you need more juice, then more power to ya. I can't fathom why.
Sent from my SAMSUNG-SGH-I317 using xda premium
Click to expand...
Click to collapse
I'm with you. I came from the Skyrocket and it was a struggle to get through a full weekday on LTE. In the past week with the Note 2 I don't even have to think about charging it when I'm awake during the day. It's very liberating!

Suzook1 said:
I run mine full cycle every time to 1% left then charge. Best way to maximize battery life
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Click to collapse
I would understand this philosophy if the Note 2 didn't have an easily replaceable battery, but in a years time you could replace a poor battery for cheap. Just recently the stand with extra battery and charger was $30 on the Samsung site (it may still be that price)

I think its my ocd from my note 1. Always seeking the longest battery life possible
Sent from my SAMSUNG-SGH-I317 using xda app-developers app

Jrockttu said:
I'm with you. I came from the Skyrocket and it was a struggle to get through a full weekday on LTE. In the past week with the Note 2 I don't even have to think about charging it when I'm awake during the day. It's very liberating!
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Click to collapse
I came from worse. I had an HTC Raider (Vivid) and that battery was horrid. Stupid HTC putting a 1620mah battery in a phone with LTE and a 4.5" screen
Sent from my SGH-I317M using xda premium

Err0xx said:
LTE on. 24h unplugged. 75% screen brightness. Full heavy haptic feedback. Heavy gaming and Internet use. Phone calls. Texting. 3D live wallpaper. Still 7h screen on time before the phone finally had to be plugged in.
I don't know what you use your phone for but I'm going crazy on mine and can't kill the battery. If you need more juice, then more power to ya. I can't fathom why.
Sent from my SAMSUNG-SGH-I317 using xda premium
Click to expand...
Click to collapse
Damn, I wish I could get run times like that. I usually get HSPA signal and after 16 hrs I'm dead with 4-5 hrs of screen on time. I mostly text and do web browsing. Maybe an hour of music with wifi on all the time and auto brightness. Still lasts longer than my SGS3 did.

My first charge is 7 hours screen time for 24 hours unplugged. Now it's going down hill to 4-4:30 hours after i rooted and remove bloats. Installed couple MoDs.. Dammed i wish i can go back to 7 hours screen time

sweetboy02125 said:
My first charge is 7 hours screen time for 24 hours unplugged. Now it's going down hill to 4-4:30 hours after i rooted and remove bloats. Installed couple MoDs.. Dammed i wish i can go back to 7 hours screen time
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Click to collapse
You do know to "remove bloat" all you had to do was go into the stock app manager in settings and disable anything you didn't want. That is actually a much better solution than "freezing" with TiBu or removing altogether. I'm not convinced root and mods are 100% stable yet. Most people reporting decreased battery life are those that have rooted or modded something. I'm still 100% stock with ATT stuff disabled and batt life is still 7+ hours.
Sent from my SAMSUNG-SGH-I317 using xda premium

Err0xx said:
You do know to "remove bloat" all you had to do was go into the stock app manager in settings and disable anything you didn't want. That is actually a much better solution than "freezing" with TiBu or removing altogether. I'm not convinced root and mods are 100% stable yet. Most people reporting decreased battery life are those that have rooted or modded something. I'm still 100% stock with ATT stuff disabled and batt life is still 7+ hours.
Sent from my SAMSUNG-SGH-I317 using xda premium
Click to expand...
Click to collapse
Even bare stock I wasn't getting that much screen on time. So far I've only rooted and changed the kernel. Though today my battery life is starting off good. Yesterday I ticked the power saving option for the screen. I'll post an update tomorrow.

Today I was on for 5.5 hours, screen time of 2.2 and was at 54% with Power Saving On
So I went to bell and grabbed another battery
Time will tell if that helps
I could never reach 5 hours of screen time but could have the phone on for 30+ hours
I cant wait till we get more developer support, I used Francos Kernel with my galaxy nexus and it improved battery by 30 % and made my 8 hours overnight use only 2% battery. I was using 12-17% overnight with my note 2 asleep. Aside from kernels and roms I use this phone exactly the same as I did my Nexus. wifi off, bt off, gps on, push email on, auto brightness

UCLAKoolman said:
I'm still suffering from battery OCD after coming from the iphone 4S. Now I feel like plugging in my note 2 whenever I'm at my desk at work.... So you guys don't think I need to?
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Click to collapse
Lithium Ion batteries actually do better if you don't charge it constantly. In other words let it run down a bit before charging. You don't want to always keep "topping it off". But in general these batteries are much more resilient than others.
Just do some research. There's lots of info out there.

Suzook1 said:
I run mine full cycle every time to 1% left then charge. Best way to maximize battery life
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Click to collapse
Umm, no, it does not. You are stressing the battery out. Unless needed, dont keep the battery below 20%. Its healthier to charge the phone sporatically throughout the day.
These aren't nickel batteries...they dont need to be trained or "cycled"
Sent from my SAMSUNG-SGH-I317 using xda app-developers app

I'm a battery test engineer so I have played around with Li-ion batts.
If you can keep the phone at cool temperature and charge at 40% and stop at 80% then keep doing 40-80, your battery will last double long
★♡★ AT&T Galaxy Note II ★♡★

erick161 said:
Umm, no, it does not. You are stressing the battery out. Unless needed, dont keep the battery below 20%. Its healthier to charge the phone sporatically throughout the day.
These aren't nickel batteries...they dont need to be trained or "cycled"
Sent from my SAMSUNG-SGH-I317 using xda app-developers app
Click to expand...
Click to collapse
Agreed. Full discharges are not necessary for lithium ion batteries. Full discharges were needed for NiCad or NiMH batteries as they suffered from memory effect. LithIon doesn't suffer from this. With that said, a lot of experts do suggest discharging a LithIon periodically, maybe once a month or every other month.

Related

Now this battery life is more like it

-Wifi and Bluetooth on whole time
- Tons of texting, a lot
- Over 1 hour of phone calls on Bluetooth
- Over 3 hours of A2DP streaming
- Periods of no signal (subway)
- Screen on for 2 hours
- Google Reader and Web browsing
- Used the phone as I would normally without thinking about battery at all.
Very very happy. UPDATED with recent screenshots before I plugged it in.
Sent from my Galaxy Nexus using xda premium
Out of interest, how many times have you charged your phone (0%-100%)?
Never drained it to zero and started using it right away without charging it. Its been charged to 100 twice already. My uptime is 73 hours and that's exactly how long I've had the phone.
Sent from my Galaxy Nexus using xda premium
Wow! I wish mine was as good as that, seems to be getting better with each charge though, which is a positive.
Most I have got is 12,
Hopefully this will increase over time
Sent from my Galaxy Nexus using Tapatalk
BlackDino said:
Most I have got is 12,
Hopefully this will increase over time
Sent from my Galaxy Nexus using Tapatalk
Click to expand...
Click to collapse
me too OP: share your secret!
Sent from my Galaxy Nexus using xda premium
Probably dim screen. Usually screen takes 60%-70% of the power.
Sent from my Galaxy Nexus using XDA App
BlackDino said:
Most I have got is 12,
Hopefully this will increase over time
Sent from my Galaxy Nexus using Tapatalk
Click to expand...
Click to collapse
Honest question, how many times are you more than 12 hours from sleeping or relaxing in your house?
12 hours is more than adequate for a normal user
This is mine after a fresh wipe and no apps installed. Just thought i`d see how it did with normal use.
Here's mine; at a point the phone got itself shut down for some reason, and I couldnt get it restarted at that moment, so I left it like that, and when I could turn it back on, it was quite warm around the camera unit, and also the battery was pretty much drained - thats what you can also see on the screenshot at the "20minutes" part of t he scale. After I've removed the battery and put it back, the phone was working for quite a while again, like 12 more hours.
I'm sure auto brightness helps as it keeps screen dim but during my use it was brighter especially outdoors. My whole point is there is no secret, you should use the phone as you would like it. One thing I could have done I'm sure to improve battery life is turn off wifi and bt when they weren't in use and possibly not have as many apps running but then what's the point in having the phone?: D
Sent from my Galaxy Nexus using xda premium
I get around 11-13 hours. Not too impressed. My iPhone 4S gets 20 easily. I'm really conservative on my Nexus too because doing anything intensive (games, video recording, youtube etc) really rapes the battery. I'm guessing some of you turn off auto sync or something.
Sent from my Galaxy Nexus using XDA App
I'm currently on 1 day 1 hour, with 50% left. Although with light usage.
Stretlow said:
Honest question, how many times are you more than 12 hours from sleeping or relaxing in your house?
12 hours is more than adequate for a normal user
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Click to collapse
true, just a pain in the ass to plug in.
would be nice if it lasted 18hrs so if I can wake up, stay out late, and then plug it in when I go to bed
BlackDino said:
true, just a pain in the ass to plug in.
would be nice if it lasted 18hrs so if I can wake up, stay out late, and then plug it in when I go to bed
Click to expand...
Click to collapse
I was able to do that last night but honestly not a big deal plugging it in.
It's simple really - the more you use the phone the worse battery life is but that's because you used the phone more! I never use the phone LESS just for battery life because then you're doing yourself and the phone injustice.
43% - 14h.. screen taking up 48%
from what I can see, apart from the screen, the biggest battery hog is wifi/3g
I installed Juice Defender and I am getting fantastic battery life now:
winwiz said:
from what I can see, apart from the screen, the biggest battery hog is wifi/3g
I installed Juice Defender and I am getting fantastic battery life now:
Click to expand...
Click to collapse
So JuiceDefender works fine for you? I just read that alot of users had problems with ICS and JD. Would be great if it worked though!
Here's mine. Since I was at work all day I only got time to play Dillo Hills for about 20 mins but I've found the battery is REALLY good after flashing the Android Revolution ROM. MoDaCo causes too much drain IMHO.
Battery life isn't too bad on mine. I got mine on the 10th and I used it right out of the box. Battery life wasn't that great until I did a charge to 100%. The OTA update didn't change much for me in regards to battery. Currently at 21h uptime and I'm at 32%.

When did your battery life start to get better?

I have had the phone for 5 days and with fairly light usage, I am still not getting good battery life. I turn off all data and wifi when not using it and screen on time is below 2 hours.
Below is a screenshot of my battery life.
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Sent from my Galaxy Nexus using xda premium
It doesn't get better...get used to it until its fixed in an update , along with the other big issues.
Sent from my Galaxy Nexus using xda premium
By about the 3rd day it seemed better. But it's also difficult to gauge because the first few days you're bound to toy with it constantly.
Until there is an empirical way to gauge usage, like an amp meter attached to the phone - it's all perception imo.
GalaxynexusVZW said:
Sent from my Galaxy Nexus using xda premium
Click to expand...
Click to collapse
In the top left you have three things running in the background, im assuming constantly. Uninstall them, especially the battery percentage since you can look that up easily on your phone
Sent from my Galaxy Nexus using XDA App
GalaxynexusVZW said:
I have had the phone for 5 days and with fairly light usage, I am still not getting good battery life. I turn off all data and wifi when not using it and screen on time is below 2 hours.
Below is a screenshot of my battery life.
Sent from my Galaxy Nexus using xda premium
Click to expand...
Click to collapse
Do yourself a favor and try aokp milestone 1 from rootzwiki , and also download lean kernel 1.1.1 on xda. Use interactiveX governor for kernel. This is the exact setup I am using now, and have been for a few days and have been getting insane battery life. Hope everything works for you.
Sent from my Galaxy Nexus using XDA App
Last time I checked lithium ion batteries don't get better after a few days and yes there are software fixes for battery life and bugs..
Sent from my Galaxy Nexus using xda premium
Reality. And a week. And getting a gsm version might help
Sent from my Galaxy Nexus using xda premium
cvbcbcmv said:
You really have no idea what you're talking about. First of all, it will get better, I won't bother explaining the science behind it considering you can do your own research, but it will, also, it can't be "fixed." Just like they can't make it an 8 mega pixel camera in an OTA. You can get it much better by doing custom roms and thigns of that nature.
Click to expand...
Click to collapse
Oh stupid me and here I was hoping for a 15 mp camera
Sent from my Galaxy Nexus using xda premium
It got better when I turned off vzw backup and google +.
Best I got is 16 hours bone stock just an extended battery. Worst I got was 4 hours(screen was on the whole time) watched 2 movies before I plugged in. I average around 12 hours from 100% to 20%.
Sent from my Galaxy Nexus using Tapatalk
GalaxynexusVZW said:
I have had the phone for 5 days and with fairly light usage, I am still not getting good battery life. I turn off all data and wifi when not using it and screen on time is below 2 hours.
Below is a screenshot of my battery life.
Sent from my Galaxy Nexus using xda premium
Click to expand...
Click to collapse
First off, it's hard to tell by your screenshot how good or bad your battery life is. You're burning approximately 10%/hr, but maybe you had your screen on or were surfing the internet for a portion of that time. Anything that involves data transfer will kill your battery faster.
I got my Galaxy Nexus on Wednesday, and I've had great battery from the start. I calibrated it by letting the phone's initial charge die down to zero, and then charged it all the way up to 100%, and then used the Battery Calibration tool. I drain between 2-3% hour with light use, but can obviously drain much more depending on what I'm using the phone for.
That being said, for those on this board who think an OS upgrade is going to fix the problem, I highly doubt it. I have a reasonably poor cell signal (averages around -95 dbm), but still get solid battery life. Given that we were all issued phones with the same software, if you're experiencing incredibly bad battery life, I'm going to point my finger at the hardware. It just doesn't make sense that some of us with 4.0.2 get great battery life, and others do not. You probably have either a bad battery or a bad phone. Now, I'll probably get called out for saying this, but watch all the posts that follow when the update releases, when people still have poor battery life.
This is my 3rd Android phone (Incredible, Charge, GN), and every one of these phones has had poor battery life. On average, if I'm playing around with the screen on, I'm draining upwards of 10%/hr, if not more. But if you properly calibrate the battery - which is VERY important - you should easily be able to get a full day's charge out of your phone.
There is a post on XDA about the 13 steps to proper battery calibration. Once I followed it on my last phone, my battery life went up at least 50%. You have to let the battery drain to 100%, then bump charge a number of times, then use the battery calibrator.
GalaxynexusVZW said:
I have had the phone for 5 days and with fairly light usage, I am still not getting good battery life. I turn off all data and wifi when not using it and screen on time is below 2 hours.
Click to expand...
Click to collapse
Try running without JuiceDefender. Constantly toggling data on and off (or wifi on and off) actually hurts battery in almost all cases.
martonikaj said:
Try running without JuiceDefender. Constantly toggling data on and off (or wifi on and off) actually hurts battery in almost all cases.
Click to expand...
Click to collapse
Your results may vary, but when I used Juice Defender or Green Power on my Droid Charge, I nearly doubled the battery life. I haven't put it on my GN yet because my battery life is much better than what I had with the Charge.
No using JD or anything like that. Just the the phone do its thing. I don't even open the multitask button unless I want to switch between apps.
Sent from my Galaxy Nexus using Tapatalk
Gotta be a software issue with the battery.
Just this past weekend in Wash DC. Very strong 4 G market.
I had it fully charged off charger. After 7 hours without touching the phone even with google plus sign out, the battery went from 100% to 54%. It's like the phone was active a lot without me even touching it. No SMS/mms either. No emails either.
Know. I did same thing and put it on airplane mode with it 100% charged. After 7 hours on airplane mode it was at 98%.
So it's gotta be an operating system issue.
I tried it on wifi instead of 4G mode. And battery drainage was down to 72% after no use overnight.

Battery...hmm not bad

So I 've been wanting to really test how long my battery could go with minimal use.
This included...
about 45 minutes of 3G tethering
and about 13 hours on 3G. 4G was disabled the whole entire time
As you can see it was idle a lot, but I almost got 2 full days on stock battery. So no complaints.
Part of me feels like if it was not for that 3G tethering maybe I could have got 4 more hours+
Not bad indeed.
Would rather use my phone and have to charge when I get home then leave it in my pocket all day.
Also your wifi was toggled on the whole time... that would have saved some battery.
Sent From My Sprint Galaxy Nexus
my gnexus can only last 1hr and 50mins of screen time and i have to charge it ~2 or ~3 times per day.
zeke1988 said:
my gnexus can only last 1hr and 50mins of screen time and i have to charge it ~2 or ~3 times per day.
Click to expand...
Click to collapse
That sounds pretty dire....are you running at full brightness with Wifi and bluetooth and the GPS on (happens e.g. if you enable GPS for apps and then open Facebook) and no screen timeout while running the camera?
I've had an hour of screen time, and about 9 hours of screen off; I've not had it on to charge at all today, and I'm at 60% battery.
If you go into settings/battery, what else is keeping your phone awake? In other threads, people suggest installing 'Better Battery Stats' (nb, cheap, not free) and posting screen shots of the kernel/partial wakelocks. I can't interpret them myself, but others can...
zeke1988 said:
my gnexus can only last 1hr and 50mins of screen time and i have to charge it ~2 or ~3 times per day.
Click to expand...
Click to collapse
How is the signal strength where you spend most of your time?
When I'm at home, it's crap, and I'm about in the same boat as you.
You can get the better battery stats for free if you can locate the guys thread here on xda. But I recommend at least donating to him for such a useful app.
Sent from my Galaxy Nexus using xda premium
The only complaint I have with this phone is the massive difference between hspa and lte versions in battery life. Other than the razr maxx no late phone has acceptable battery life including the nexus. To get 5-6.5 hours screen time on my nexus versus friends 2.5-3 on an lte version is just crummy. I know some people just have extra batteries but that short of usable battery life is just too much of a hassle for me when I'm out and about. I would be forced to get a huge ugly seidio battery if I needed to move to Verizon. Even with 4g disabled the Verizon/sprint versions don't get the screen time I get with my hspa nexus. I really hope lte radios get more efficient and battery tech gets better. Removable or not, all phones can be made as sleek with a huge battery if manufacturers wanted. The maxx is proof of that.
Sent from my Galaxy Nexus using xda premium
I am giving my machine a hard time every day. Usually it ****s up after something like 4 hours. That is much better than the old machine I had. However, it is not good enough cause I work for 8 hours. So after the midday break in the canteen there is no more angry birds for me. I think of getting a second machine, one for the morning and one for the afternoon.
Yay, another super 1337 battery thread.
Check out my super 1337 battery savings with a stock battery!!!
/Facepalm.
I'm lucky to break 2 hours screen time on my GSM phone before I have to recharge. How the hell you guys managing such spectacular battery life?
CoronaDelux said:
I'm lucky to break 2 hours screen time on my GSM phone before I have to recharge. How the hell you guys managing such spectacular battery life?
Click to expand...
Click to collapse
what's your signal strength during that time? At work I get horrible reception, and leave work probably around their percent. Weekend I could away without charging
Sent from my Galaxy Nexus using Tapatalk 2
CoronaDelux said:
I'm lucky to break 2 hours screen time on my GSM phone before I have to recharge. How the hell you guys managing such spectacular battery life?
Click to expand...
Click to collapse
Lol, how's this for on screen time on a stock battery? I just managed to get the screens before I had to charge it up, It's the longest I've gotten with my ROM and kernel combo. Last screen shows it's the ~1800 mAh battery, the third line down reads 35/1750 mAh.
*Edit* Hold the phone, 1400 mAh is stock, right? My 'stock' battery is 1750mAh... How does that work?
Sent From My Sprint Galaxy Nexus
ÜBER™ said:
Sent From My Sprint Galaxy Nexus
Click to expand...
Click to collapse
How did you manage that?
I Am Marino said:
How did you manage that?
Click to expand...
Click to collapse
Wifi and conservative use... well kind of I probably could have gone long... but couldn't stop using the phone.
Sent From My Sprint Galaxy Nexus
Is everyone else getting strange battery drops? When the battery is at 19%, it drops directly to 15%, without going through 18,17,16. Is this happening to you or is my battery screwed up? It's been doing it for weeks now so I don't think it's about lack of battery training
This is with a genuine 2000mah extended battery, minimal use over a long weekend. This is also with emails, facebook etc all polling at 30 min intervals, wifi on but not always connected and screen on auto brightness. I had also conditioned the battery by fully charging and discharging about 5 times when the battery was new.
Duncs said:
This is with a genuine 2000mah extended battery, minimal use over a long weekend. This is also with emails, facebook etc all polling at 30 min intervals, wifi on but not always connected and screen on auto brightness. I had also conditioned the battery by fully charging and discharging about 5 times when the battery was new.
Click to expand...
Click to collapse
Screen on time?
bgdxv said:
Screen on time?
Click to expand...
Click to collapse
Looks like 35mins...
Sent from my Galaxy Nexus using xda premium

Hey guys, how's my battery life?

im posting a day's usage for GS3 Tmo
can you guys tell me if the battery life is normal, bad, good?
(im posting the batt. life and top 5 usages)
the next 2 apps
What rom ?
Sent from my SGH-T999 using xda premium
bikrame said:
What rom ?
Sent from my SGH-T999 using xda premium
Click to expand...
Click to collapse
completely stock, tmo bloat disabled, screen @ lowest brightness, sync off
With 27% left, I'd say that's about average-good.
Dear God, I get about 8 hours with average usage. Seems very good life to me. Do you have power saver and/or sync enabled?
It's exactly like mine. However, some users actually got theirs up to 5 hours screen time. How? I'll never know
Battery life good bro, cool story
Sent from my SGH-T999 using xda premium
Mine's absolutely horrid, I can't for the life of me figure out what the hell's wrong with it. I'll run out of battery after about 12 hours, with the screen time at 1 hour and maybe 30 minutes if I'm lucky? The phone drinks away my battery in standby mode like a former alcoholic united with an opened beer. When I was on ICS, turning off 4G every time the screen was off with the AutomateIt app would give me excellent battery life. Ever since Jelly Bean, it doesn't seem to make a difference. I just don't even bother using AutomateIt anymore, I even uninstalled it. Useless. I check marked the option, "Restrict Background Data," but I actually had worse results with that on even. Following the thread about the Guide to good battery life, I turned off auto-sync. The only thing that seems to do for me is not get my emails in real time. No effect on the battery though. I'm guessing the battery drain has something to do with being on data (even though turning it off doesn't seem to do much) because everytime I go to school where there's little WiFi, battery's worse. Also, somehow my Messaging app takes up more battery than the screen. What's with that? I'll text every now and then, but it shouldn't eat away my battery like a fat man with the last batch of Twinkies. Enough with the dumb similes, haha, but I actually need help with this. I really don't wanna buy a battery off eBay cause the damn people are too lazy to send you the battery until a month passes, and I hate charging in the middle of the day.
I'm on 100% stock. I used to root and mess around with a ton of ROMs, but then I realized all my favourite ROMs were the ones closest to stock...
.... look at the eBay expected arrival and/or look for a seller in the USA ?
Anyway, that bit aside - have you installed something like BetterBatteryStats to be able to see what the problem is so you can fix it ?
kulzboy said:
It's exactly like mine. However, some users actually got theirs up to 5 hours screen time. How? I'll never know
Click to expand...
Click to collapse
5 hours... how !?
Easy !
I'm on stock and if I'm almost all the day on WIFI, not playing too much games, and with auto-brightness,
I can get 5 to 6 hours screen time.
(but on 4G all the day, it's more around 3 hours screen time)
This is what most people get with normal use around 14 to 16 hours and 4 to 5 hours screen time. I think the biggest issue is that 4G radio that most people have on all the time. I I have wifi everywhere so most of the time I have mine off that helps a ton. Plus all the sync stuff off, I get about 6 hours over 17 hours battery life and about 30 to 40% brightness.
Sent from my SGH-T999 using xda app-developers app
14-16 is what was normal for me when I first got my GS3 (after JB update). If you want more battery life, I recommend trying juice defender (custom settings for data off while locked). If you have stretches where you don't use your phone it works really well. Just thought I would throw that out there.
Sent from my SGH-T999 using xda app-developers app

This is it !!

I am extremely frustrated. My phone has always been bad with battery life. Its been over a year or so that I have not seen my phone last longer than 5-6 hours. I am constantly looking for any chance I get to charge my phone. My life revolves around checking battery %age and plugs to charge. Smart phones were suppose to be helping us, but its like they are using me to feed the juice every chance they get.
My T989 is a "SMART" phone with
- lowest on screen brightness (and a screen dimmer overlay)
- no NFC
- no haptic feedback or keytone sounds
- No animations or graphic heavy launchers
- dont play games any more
- turn off 4G/data anytime I get a chance
- No GPS
- Manual Sync emails, facebook and whatsapp
HELL, I want to go back to the age of Nokia's where the batteries would last you through weekend and still some juice left even after it goes through laundry.
But that is not what I am here to complaint about.
I would like to know what ROM+Kernel you have and how much battery life you get ? (w/ screen time)
Who else is going through these ?
Note: Currently on JB stock and a new OEM replacement battery
How often are you using your phone? It uses a lot more battery when the screen is on. You can get over 24 hours of battery life by not touching your phone at all/no apps running.
I think most people average around 3 hours of display time without charging. Check in settings/battery/display.
I'm running AOKP and depending on how often I use my phone it can really deplete my battery.
Sent from my SGH-T989 using xda app-developers app
Get a new battery maybe? I'm sorry for your issues.
Sent from my SAMSUNG-SGH-T989 using xda app-developers app
I've been running CM 10 for awhile, and I've been getting great battery life. Recently It's been sliding, and it's due to my battery just being old. I've got a new one I'll be putting in tonight. Get Gsam Battery monitor and check out what's using the battery.
easiest way i have found to extend my battery during the day is to toggle my data..if i am not using it for a bit, just toggle it off, takes 2 sec to toggle it on, and can easily double my battery life..
I use Jedi mind trick with Tiberius kernel. It fly's and I get around 12-14hrs with 1hr and 30mins or so with Facebook 1hour and half of music and texting. So get it!
Sent from my T989 doing Jedi Mind Tricks
Do this stuff and read it carefully. And yes 3 to 4 hours is about average screen time. Makes no difference discussing total battery time. You can kill it 3 hours from a full charge with continuous use...or it can last 24 hours....all depends how often your using it and what you are doing with it.
If you go thru this other thread and follow all of the advice ....you should be fine.
http://forum.xda-developers.com/showthread.php?t=2461864
Sent from my SGH-T989 using xda app-developers app
Try this :thumbup:
http://www.amazon.com/gp/aw/d/B0083M5CIM/ref=mp_s_a_2?pi=SL75&qid=1348506195&sr=8-2
Sent from my SGH-T989 using Tapatalk 2
Areyoucrazy, 5-6 hours of on screen time or total? If that's all you get even with screen off, something is probably keeping your phone awake. Get an app called better battery stats or gsam battery monitor to figure out what is keeping it awake.
Sent from my SGH-I747M using xda app-developers app
These are my results, after buying the LAZA 3800mAh battery. I just had it for one day and it is light years ahead of the stock battery. I don't use NFC, and my brightness is all the way down. (Still I don't believe the brightness is low enough, seems too bright). I am a student so when I'm in class I can't obviously use my phone, so that is why the screen time is below what you guys expect. Still this battery is legit! I got it for $23 shipped (Amazon Prime). On the stock battery I had to revert back to ICS, but with this Laza battery I have no gripes on leaving it on the latest CM10.2 (4.3.1) and letting it go on Dual Carriage (DC, HSPA+42) mode. As long as I leave school with more than 70 percent battery like on my HTC Sensation, I am fine.
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I'm curious to see what screen time you get on a full charge.
Sent from my SGH-T989 using Tapatalk
DJ Scooby Doo said:
These are my results, after buying the LAZA 3800mAh battery. I just had it for one day and it is light years ahead of the stock battery. I don't use NFC, and my brightness is all the way down. (Still I don't believe the brightness is low enough, seems too bright). I am a student so when I'm in class I can't obviously use my phone, so that is why the screen time is below what you guys expect. Still this battery is legit! I got it for $23 shipped (Amazon Prime). On the stock battery I had to revert back to ICS, but with this Laza battery I have no gripes on leaving it on the latest CM10.2 (4.3.1) and letting it go on Dual Carriage (DC, HSPA+42) mode. As long as I leave school with more than 70 percent battery like on my HTC Sensation, I am fine.
Sent from hopefully my last brain transplant using Tapatalk 4
Click to expand...
Click to collapse
I get the same on stock battery
Sent from my T989 doing Jedi Mind Tricks
13~BigBear~13 said:
I get the same on stock battery
Sent from my T989 doing Jedi Mind Tricks
Click to expand...
Click to collapse
On Jedi or on CM10.2? I don't know if Stock lets you use Dual Carriage or not. (Probably does, doesn't show it).
gc84245 said:
Areyoucrazy, 5-6 hours of on screen time or total? If that's all you get even with screen off, something is probably keeping your phone awake. Get an app called better battery stats or gsam battery monitor to figure out what is keeping it awake.
Sent from my SGH-I747M using xda app-developers app
Click to expand...
Click to collapse
It is the total battery hours. My screan time is barely 1 hour.
coltonbauman said:
I've been running CM 10 for awhile, and I've been getting great battery life. Recently It's been sliding, and it's due to my battery just being old. I've got a new one I'll be putting in tonight. Get Gsam Battery monitor and check out what's using the battery.
Click to expand...
Click to collapse
I do have GSAM battery monitor installed. I had it installed since it was called "bad ass battery monitor". It always is consistent and shows that screen uses most battery (abt 35% of overall usage), even at lowest setting. I also have a screen Filter app https://play.google.com/store/apps/details?id=com.haxor That overlays on the screen that dims it even further and is believed to save some more battery.
The other major user is the apps which is
- Android &
- Kernel
kj2112 said:
Do this stuff and read it carefully. And yes 3 to 4 hours is about average screen time. Makes no difference discussing total battery time. You can kill it 3 hours from a full charge with continuous use...or it can last 24 hours....all depends how often your using it and what you are doing with it.
If you go thru this other thread and follow all of the advice ....you should be fine.
http://forum.xda-developers.com/showthread.php?t=2461864
Sent from my SGH-T989 using xda app-developers app
Click to expand...
Click to collapse
I will try the cpu spy again. I remember doing it before and it was almost inconclusive if there were things I could control vs system related drain that I couldnt control.
I am currently on a new OEM battery (2 months old) and several ROMs later,. Some ppl claim they get best battery life, I just want to mirror exact same ROM, kernel... even the apps they have and their refresh settings if I need to.
DJ Scooby Doo said:
On Jedi or on CM10.2? I don't know if Stock lets you use Dual Carriage or not. (Probably does, doesn't show it).
Click to expand...
Click to collapse
Jedi
Sent from my T989 doing Jedi Mind Tricks
Dude.....less than an hour screen time tells something is very wrong.
First...I would bet the screen dimmer app Burns more battery than it saves.....that'd be my guess.
Second....flash a fresh rom, or stock. Run it at least a few days as is. With only gsam and cpuspy installed. Nothing else. I know you may really miss some apps....but its the only way to see if its an app, or rom, or hardware.
Then off gps after your install. Its on by default and is a huge battery sucker.
I'll bet things will be greatly improved. Then install apps.....monitor closely for changes in gsam or cpuspy.
Your screen battery usage should be more like 60 percent or higher....even as dim as it goes. That's normal. Apps, maybe 30 percent and then the other stuff. A 35 percent battery drain from the screen says you have problems.
After all your apps are installed.....try everything in that link I posted. Everything. And things should stay good.
Keep us posted.
Sent from my SGH-T989 using Tapatalk
wow, and i thought mine was bad... i have my screen on alot and play 3d games, i guess im doing good. running slimbean.
I do believe that the battery life on this phone is not the greatest, a spare 5$ ebay battery in the wallet keeps me worry free
Sent from my SGH-T989 using xda app-developers app

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