Video Test: a comparison of the speed of the iPhone 4s on iOS 5 and iOS 9

Another test video, this time from the blogger iAppleBytes, who decided to empirically verify how different performance mobile platforms iOS 5.0.1 and iOS 9.0.2, running on the smartphone iPhone 4s.

Recall that the operating system iOS 5 was released in 2011, while iOS 9.0.2 was released in late September this year. As with all such tests on two identical models of the iPhone series the pre-installed software and fixed speed response platform.

Watching the progress of testing, you can see for themselves that the smartphone iPhone 4s, running iOS 5.0.1, almost all applications open faster than a similar gadget, but with the latest version of the firmware on the board. Sam explains iAppleBytes appreciable difference in the speed of the devices on different versions of the OS so that the new platform is very heavy memory. In addition, it was stated that the slow work of iPhone 4s running iOS 9 is also due to the peculiarities of the interface platform - its specific "smooth" animations.

By the results of the experiment, you can add an interesting observation - every year, after the new models of smartphones Apple, query in the top search engine Google-weeks kept the phrase "slow iPhone». It is believed that this phenomenon is associated either with the actual problems of the optimization of new firmware for old models "apple" smartphone, or from the psychological side of the question - after the release of new products, the users of previous models may find that the new device is required to work faster and better and those that they own.