We just got our hands on an image and specification for the iPhone 4 Battery. Here are the details of the new battery.
Apple Part Number: 616-0520
Li-Ion Polymer Battery
Voltage: 3.7v
1420mAh
Based on the numbers above and the estimated specs from the iPhone 3GS maybe we could expect the following. (Of course the iPhone 4 is running an A4 processor so this could change things)
Talk time:
Up to 7 hours on 3G
Standby time: Up to 300 hours
Internet use:
Up to 6 hours on 3G
Up to 10 hours on Wi-Fi
Video playback: Up to 10 hours
Audio playback: Up to 40 hours
Compare that to the iPhone 3GS and iPhone 3G which are the following Specs. The iPhone 4 is a 16.5% increase in battery life over the iPhone 3GS and 23.5% over the iPhone 3G.
iPhone 3GS Battery Info
Voltage 3.7v
1219mAh
lithium-ion battery
Talk time:
Up to 12 hours on 2G
Up to 5 hours on 3G
Standby time: Up to 300 hours
Internet use:
Up to 5 hours on 3G
Up to 9 hours on Wi-Fi
Video playback: Up to 10 hours
Audio playback: Up to 30 hours
iPhone 3G Battery Info
Voltage 3.7v
1150mAh
lithium-ion battery
Talk time:
Up to 5 hours on 3G
Up to 10 hours on 2G
Standby time: Up to 300 hours
Internet use:
Up to 5 hours on 3G
Up to 6 hours on Wi-Fi
Video playback: Up to 7 hours
Audio playback: Up to 24 hours
