We’ve been telling you that iOS 12 is a lot faster than iOS 11 from the first days of iOS 12 beta 1. Apple promised at WWDC that iOS 12’s primary focus is performance, and that showed from the first developer release. Now that the final iOS 12 build is available for everyone to download, old iPhones users may wonder whether they should upgrade their phones or wait. The answer is definitely yes. iOS 12 is a lot better than iOS 11, and the following speed test proves it.