Ultra HD TV has 3,840 x 2,160 pixels, making the resolution four times greater than standard high-definition (1,920 x 1,080). However the 4K name actually comes from UHD cinema screens with 4,096 x 2160 pixels. A constantly developing field, UHD TVs have already come a long way since their commercial unveiling in 2013. Though you may need to get a much larger screen to fully appreciate the difference, the increased spectrum of colour and resolution available is noticeable even on smaller screens.

What UHD 4K TV should I buy?

With so many new TVs out this 2016, all toting a brain-melting number of features, it’s sometimes hard to work out which is the best 4K TV – here are some of our favourites.