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iOS 9 vs iOS 8.4.1: comparison of performance for iPhone 6, 5s, 5 and 4s [video]

Resource EverythingApplePro has published an 8-minute video, which compares the speed of the operating systems iOS 9 and iOS 8.4.1 on Apple’s smartphones, starting with the first compatible models iPhone 4s and ending with the flagship iPhone 6. The purpose of the video is to demonstrate how the performance of the gadgets running the new OS from Apple.

Testing was sufficiently detailed enthusiast conducted several experiments, including download speed, application launch performance in Geekbench and data transfer via Wi-Fi. First blogger estimated download speed. By placing the next two iPhone, he also included the device and measure the result. Summary: iOS 8.4.1 load faster on iPhone 4s, all models other leading iOS 9.

In the second test, we tested the speed of opening system applications. The blogger used the App Store, iTunes Store, Maps, Weather, and some others. This test showed a clear advantage of iOS over iOS 8.4.1 9. In most cases, smartphones on the previous OSes open programs faster than new. Apple claim that the ninth generation OS was created with the expectation optimization, but, apparently, the company failed to achieve the desired.

With regard to the benchmark Geekbench, iOS 9 performance on most iPhone was lower than iOS 8.4.1. But in the test against the Wi-Fi speed – SpeedTest – way to nine: iPhone 4s, iPhone 5 and iPhone 6 work with your wireless network faster in the new OS environment.

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