It’s look weird what we found on Apple iPhone 4S and iPhone 4 website. On the battery comparison iPhone 4 is better than newest iPhone 4S. Check it out.

iPhone 4 and iPhone 4S Battery Comparison

iPhone 4 Battery Stats

• Built-in rechargeable lithium-ion battery
• Charging via USB to computer system or power adapter
• Talk time: Up to 7 hours on 3G, up to 14 hours on 2G (GSM)
• 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

source

iPhone 4S Battery Stats

• Built-in rechargeable lithium-ion battery
• Charging via USB to computer system or power adapter
• Talk time: Up to 8 hours on 3G, up to 14 hours on 2G (GSM)
• Standby time: Up to 200 hours
• Internet use: Up to 6 hours on 3G, up to 9 hours on Wi-Fi
• Video playback: Up to 10 hours
• Audio playback: Up to 40 hours

source

On the stats above iPhone 4S only win on Talk Time on 3G Network that up to 8 hours, but iPhone 4S loses on Standby Time almost 100 hours iPhone 4 standby 300 hours and iPhone 4S only 200 hours. Internet via Wi-Fi iPhone 4 (10 hours) much better than iPhone 4S (9 hours). On Video and Audio Playback iPhone 4 and iPhone 4S has same result.

What’s do you thing?