The UE40JU6075 has a maximum display resolution of 4K Ultra HD. That's over four times the display resolution of the most frequently found HD type of Full HD. 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 a similar spec and age to the UE40JU6075.
The worst display resolution amongst comparable 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 Panasonic TX-48CXW404, the Samsung UE40JU6465, and the LG 49UF7767 (£1,059.77) which is cheaper is also worth considering.