The UN75H6350 has a maximum display resolution of Full HD. That's 75% less display resolution than the most frequently found HD type of 4K Ultra HD. Full HD TVs have a resolution of 1920 x 1080 pixels.
Full HD TVs have a resolution of 1920 x 1080 pixels.
Other Full HD TVs currently available that you might also want to look at include because of it's better review score, the MultiSync E705 (£3,073.56), or the MultiSync E805 (£5,112.56) both from NEC or the Sony KDL-75W855 (£1,869.00).
If the display resolution of this Samsung TV is too low for you then you might also want to look at the 79UG880 (4K Ultra HD), or the 79UF770 (4K Ultra HD) both from LG or the Sony KD-75X9405 (£4,499.00) (4K Ultra HD) which also has a higher Rating.