The highest display resolution of the UE60J6270 is Full HD. That's 75% less display resolution than a 4K Ultra HD television, which is the most common display resolution. Full HD TVs have a resolution of 1920 x 1080 pixels.
Full HD TVs have a resolution of 1920 x 1080 pixels.
If you are looking for a TV with a higher display resolution then you might also want to look at the UE60JU6400 (£1,649.99) (4K Ultra HD), or the UE55JU6465 (4K Ultra HD) both from Samsung or the LG 60UF671 (£878.89) (4K Ultra HD).