iPhone 4S iOS 9.1 Beta 3 vs iOS 8.4.1

iOS 9.1 Beta 3 Was released yesterday to developers along with the second iOS 9 public update : 9.0.2 So what does iOS 9.1 Beta 3 do in terms of performance. And how does it match up agains iOS 9.0.2 and 8.4.1 (4S only) Check out the result in 4 separate videoes. Remember that it is a beta version, and as such much can improve during its development cycle. Music is Club Thump by Gunnar Olsen