As Mr. Jobs promised, iOS 4.1 brings many speed improvements to the older iPhone 3G, illustrated by Lifehacker:
While UI responsiveness improved dramatically, there was also improvement in specific apps with Maps showing the most improvement.
- Messages: iOS 4.1 Wins (By a Little)
- Maps: iOS 4.1 Wins (By a Lot)
- Photos: iOS 4.1 Wins (Just Barely)
- Safari: iOS 4.1 Wins (Just Barely)
Is it enough to upgrade from iPhone OS 3?