A 27-inch monitor has a diameter of 69 centimeters. As a result, this size falls between medium and large. A 27-inch monitor is especially suitable for gaming. On a 27-inch gaming monitor, you can see more of the virtual world, map, or track. A 27-inch Full HD monitor can appear blurry, because a large screen needs many pixels. For gaming. If you choose a 27-inch QHD monitor, you can be sure that the image remains sharp, but you don't need a very expensive video card. For graphic design, it's best to choose a 27-inch 4K monitor. This is 2 times sharper then Full HD, so you can see all your designs and photos in great detail Keep in mind that you need a fairly large desk for a 27 inch screen.