The highest display resolution of the UE48JU6570 is 4K Ultra HD. That's over four times the display resolution of a Full HD television, which is the most common display resolution. 4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
A 4K Ultra HD HD type is in fact the best display resolution amongst all TVs of this age and spec.
The worst display resolution amongst similar types of television is HD Ready.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
We compared this TV to all the other 4K Ultra HD TVs and we think the Samsung UE48JU6445, and the LG 40UF671 (£605.36) which is cheaper is also worth considering.