https://www.cnet.com/news/galaxy-fold-vs-motorola-razr-foldable-phone-specs-compared/ > Possible patent design filing for the 'foldable' Motorola Razr phone. > The Galaxy Fold display opens and closes like a book. The Razr's screen folds vertically in half like... well, a flip phone. In addition to a larger internal screen that folds in half, both phones should also have a screen on the outside of the device.