The cover screen is the biggest update on the Z Flip 7, so that’s a good place to start. With the slimmer bezels and the full-panel display, it’s gone up to 4.1 inches, from 3.4 on the Z Flip 6. Photo: Allison Johnson / The Verge The bigger screen on the Z Flip 7 flows all the way around the cameras. The Galaxy Z Flip 7 is the best version of Samsung’s flip phone to date. But I think Samsung could also work on making the Z Flip 7 a better flip phone.