When it comes to TVs, 4K and Ultra HD (or UHD) are referring to the same resolution. Those TVs, along with Ultra HD Blu-ray, and nearly all UHD streaming content ... 78:1 (16:9, aka widescreen ...

This is a 45-inch 21:9 curved monitor — essentially a regular 16:9 4K screen but with more 4K resolution bolted on either ...