When you buy a laptop , you’ll likely have the choice between various screen resolutions, with 4K UHD being one of them. It’s tempting to pick the highest-resolution screen option and call it a day, but is it worth it? The “Retina” Resolution Problem The term “ Retina ” was coined by Apple to describe displays that have a pixel density that makes individual pixels invisible at normal viewing distances. In other words, increasing pixel densities beyond the “retina” level increases perceived image detail because your eyes can’t resolve those additional pixels. Every display becomes “Retina” as your distance from it increases, but typically the ergonomic advice for computer displays is to have them no closer than 20 inches from your eyes. We used a 13.3-inch, 15.6-inch, and 17.3-inch laptop in natural positions, and in each case, the distance was in excess of 20 inches, so this isn’t an unreasonable distance for comfortable use. The problem is that even a large … [Read more...] about Is 4K Really Worth It In a Laptop?