Which has better battery life, iPhone 4 or HTC Incredible?
I heard that the iPhone 4 has 40% richer reconsider battery life than the iPhone 3, but is that better than the HTC Droid Incredible? I'm talking about even if you use the Duty Manager for the Incredible.
All comes down to how much you use the phone and for what intentionally, i.e. constantly playing music or always messaging.
I have an iPhone 4 and im always messasging via sms and ping palaver (or whats app) and i have many films i watch also not to mention several
The innovative In2Pay® iCaisse4X extended battery throng with NFC uniquely enables the iPhone for full near field communication (NFC) capabilities including travelling wallet, reader and peer-to-peer mode, while adding several hours to the battery life of
There doesn't seem to be one, with the quirk make that you'll have to pay $99 for their iPhone sleeve, which can share it's wireless drag relatives with up to 8 WiFi devices and purportedly extends the iPhone's battery life by up to 6 hours.
It was confirmed that the iPhone 4S has a bug that kills its battery life. Ready and willing I'm copping the 4 until 5 comes out.
My Battery Life On The IPhone 4 Was A Lot Sick!
For iPhone 4 & 4s users who are bemused as to why thier battery life % decreases faster than the Countdown clock 
How to jelly battery life on iPhone 4 (and other cell phones too ...
iPhone 3GS / 4 / 4S Battery Life Testing - Putting the Conjecture to Hinge -