If you've seen TVs in stores or shows on Netflix labelled with '4K' or '1080p' resolutions but aren't sure what that means or, indeed, what the differences between them are, you've come to the right ...

Earlier this month, YouTube ran an experiment where it asked some free users to upgrade to a premium account to watch videos in 4K resolution. The company has now ...

One of the most hyped things about TVs is their resolution, but is it the most important to consider when buying a TV, or is it just the starting point? 720p HD (see note) 1366 x 768 1,048,088 pixels ...

Just about every TV accessory needs an HDMI cable, but not all of them can output 4K. Here's how to tell if yours is capable.

Ookla has launched Video Testing for Android. The feature checks the maximum video streaming resolution your phone network can handle, up to 4K. Whether or not you’ll want to stream at that resolution ...