The highest display resolution of the 49UW761 is 4K Ultra HD. That's over four times the display resolution of a Full HD TV, which is the most common display resolution. 4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
This TV's display resolution (4K Ultra HD) is actually the best display resolution amongst all mid-size TVs that were launched in the last year.
Amongst similar types of TV the worst display resolution is HD Ready.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
There are a number of alternative 4K Ultra HD TVs currently available that you might also want to consider including cheaper TVs such as the UE43KU6670 (£699.00), or the UE49KU6470 (£550.00) both from Samsung or the LG 43UF6809.