Battery Life Suggestions

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ReapersDeath

Senior Member
Dec 6, 2011
1,368
220
Washington
The screen shot is from medium high usage. I'm running SOS X v2.0.9.4, underworld sbc kernel v0.3, umderclocked to 768max, 245min with smartass v2.

I'm looking for software suggestions to highly improve battery life without changing roms. If someone mentions scripts and mods, please explain how to install them. Idk hoe to install viper mod or smurf or anything like that unless I'm told how.

Thank you in advance.

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DB13

Senior Member
Oct 16, 2010
480
171
Reidsville,NC
This is my battery life with the same set up as yours

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tpsman17

Member
Dec 5, 2011
18
1
The best way I think to conserve battery is to turn off your 3g data when you're not using it. When I was running CM7 with tiamat 4.1 I could easily get 40 hours of battery life without 3g data on. Idk if you're not wanting to make some software changes, flipping off the 3g could save you a significant amount of battery.
 

ReapersDeath

Senior Member
Dec 6, 2011
1,368
220
Washington
Il pass on that lol. Where I live, connection is 0 to 3 bars and no 4g. My 3g is only like 100kb/s of data speed. It barely works with anything data related unless I have WiFi on. No 3g and my phone is screwed without data
 

jboyer0000

Senior Member
Jan 16, 2011
838
604
Jackson, MI
What's the point of having no data on your EVO? The best thing you can do is spend a little bit on an extended battery. I've got the pretty much the same setup as you and I'm at 24 hours right now. I got 2 3500 batteries for just over $20

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BrianBusby2038

Senior Member
Jul 7, 2010
218
28
I would highly recommend Juice Defender Pro if you aren't already using it.It does an excellent job of toggling 3g on and off at specific intervals.

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imheroldman

Senior Member
Apr 10, 2011
642
119
Chico
Il pass on that lol. Where I live, connection is 0 to 3 bars and no 4g. My 3g is only like 100kb/s of data speed. It barely works with anything data related unless I have WiFi on. No 3g and my phone is screwed without data

Im in a similar situation signal wise and that is a huge culprit for battery drain! Also, try using stock, cpu speeds and voltages and ondemand governor. I can almost assure you will not see a difference if not get better battery life stock, im not convinced by under clocking or under volting. I've tried about everything...

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evol4g

Senior Member
Mar 20, 2012
1,882
1,446
chandler-gilbert 480!!!
check my signature for ROM and kernel info, I'm using car O dope tweaks with vipermod.. Awesome battery life ;)

Oh and btw I'm on the stock OEM battery

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evol4g

Senior Member
Mar 20, 2012
1,882
1,446
chandler-gilbert 480!!!
Im in a similar situation signal wise and that is a huge culprit for battery drain! Also, try using stock, cpu speeds and voltages and ondemand governor. I can almost assure you will not see a difference if not get better battery life stock, im not convinced by under clocking or under volting. I've tried about everything...

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I can't speak for underclocking, but undervolting makes a huge difference, and so does your governor.. Maybe you weren't setting your **** up right? But yeah my suggestion to get the best battery life is to use an aosp ROM, try tiamat out mason kernel (use smart ass v2 governor with mason), and undervolt...

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bigverm23

Member
Mar 15, 2012
7
1
What's the point of having no data on your EVO? The best thing you can do is spend a little bit on an extended battery. I've got the pretty much the same setup as you and I'm at 24 hours right now. I got 2 3500 batteries for just over $20

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you dont need to spend money on an extended battery that is huge and cant fit in your pocket anymore.

if you undervolt correctly this phone should go around 40 hours on battery, which mine does now. you can undervolt safely -75mV on the Evo 4g.
 

bjohanso

Member
Mar 15, 2011
26
1
San Mateo, CA
You can also try an app like BetterBattery Stats. You can get it from this XDA Thread:

http://xdaforums.com/showthread.php?t=1179809

You can also buy it from the Google Play store to donate to the dev.

Either way, it will show you which things are sucking down your battery. If it turns out to be your 3G data in a low signal area there isn't much you can do, but if it turns out to be some app or other service you could disable them to get back some battery life.

Good luck!