Some people they have a habit of browsing the Internet , reading e-books , watching a video or a movie , doing online meetings in bed , and a smartphone is way too small for that , so , having a screen larger than a smartphone , like for example , a 15.6 inches Laptop or a [ 15.6 inches “360 degrees foldable” Laptop that can unfold into a 15.6 inches Tablet ] or a 15.6 inches Tablet or a 15.6 inches Smartphone or a [ Folding Smartphone that can unfold into a 15.6 inches Tablet ] should be great . Having said that , a 15.6 inches screen , is easier on some people eyes .