In the DCI cinema standards, the resolution is actually 4,096x2,160, but you won't find many displays with that resolution. Like 1440p, this is the resolution of a 4K monitor with a 16:9 aspect ratio.

First, the resolution of a 4K display is four times greater—that's a lot. Second, we consider 1080p displays to have 2K resolution, and technically 1,920 isn't quite 2,000 either.

At that distance from a 50-inch TV, it's very unlikely for someone with 20/20 vision to be able to tell any difference between 1080p and 4K resolution, according to Chris Heinonen, a reviewer for ...

Asus has just announced the cure for the common 20-something-inch 1080p display: a small TV-sized 31.5-inch monitor with a massive resolution of 3840×2160. Engadget reports that the Asus PQ321 ...

The 4K video standard—which amounts to double the resolution of HD—is the future of moving images. Not the future as in next year, but the future as in you might have a 4K TV in your house to ...