When you take into account the build quality, design, hardware features and, of course, mobile operating system, the iPhone is our pick for the world’s greatest smartphone product line. But it’s not no. 1 in everything — as speed tests make clear.
In download speed tests carried out by Ookla LLC, the company behind the Speedtest app and website, the current-generation iPhones lag behind the top smartphones made by both Samsung and Google. This means slower website loading, movies starting more quickly, and higher quality video calls.