The Xiaomi 17 Pro and 17 Pro Max feature a second screen on the back that displays the time and notifications, can be used for selfies with the main camera, and can even run some games. The usefulness of this second screen is a bit hit and miss, but it's something different, and that's refreshing. Second ScreenPhotograph: Simon HillAt first glance, the Xiaomi 17 Pro Max is very on trend with a flat screen and a comfortable metal frame. Switching from Google’s Pixel 10 Pro XL, I am struck by how similar the 17 Pro Max feels in hand, not unlike its Apple namesake. The second screen does five things: