iOS 9.1 vs iOS 8.4.1 on iPhone 5S / 5 / 4S (Video)

iOS 9.1 was released last week by Apple and then we introduced a performance comparison between iOS 9.1 and iOS 9.0.2 today gives you the opportunity to see the difference compared to iOS 8.4.1.

In the videos below you can see how it works iOS 9.1 and iOS 8.4.1 on iPhone 5S, iPhone 5 and iPhone 4S, the second version of the operating system with much better performance, but this is already knew iPhone owners.

Although iOS 9.1 starts, surprisingly faster than iOS 8.4.1, in other cases use the old version of the operating system it runs faster than the new version, and this is normal considering that we are talking about a major update made by Apple.

In general the exact same thing happens every time a major update for iOS is released by Apple, so if you are interested in better performance would be better to go back to iOS 8.4.1 and I have explained in a Article How to downgrade to iOS 8.4.1 with odysseusOTA .