Battery Backup, the most talked part for high end Smartphones. But the Samsung Galaxy S III is different from those. Phone’s battery lasts a full 10 hours of voice and video use. The battery on the Galaxy S III is 2100mAh, about 15-20% larger than most high-end Android phones. With 3G talk time, the Galaxy S III put up pretty amazing scores.
Web browsing: The Galaxy S III lasted 5 hours and 17 minutes, which throws it right in the middle of the pack
Video Playback: The Galaxy S III returns to the top of the pack, again only getting beat out by the DROID RAZR MAXX with 10 hour and 1 minute of battery.