The highest display resolution of the UE75HU7500 is 4K Ultra HD. That's over four times the display resolution of a Full HD TV, which is the most frequently found display resolution. 4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
This TV's display resolution (4K Ultra HD) is in fact the best display resolution across all ultra large TVs that have been around for a similar time to the UE75HU7500.
A Full HD HD type is the worst display resolution across comparable types of TV.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
There are a number of alternative 4K Ultra HD televisions currently available that you might want to consider including the Samsung UE78HU8500 (£4,749.00) which has a better Rating.