The 49UH850 has a maximum display resolution of 4K Ultra HD. That's over four times the display resolution of the most common HD type of Full HD. 4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
This TV's display resolution (4K Ultra HD) is actually the best display resolution across all comparable spec TVs that have been on the market for the last year.
Across comparable types of TV the worst display resolution is HD Ready.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
We think you might also be interested in some of the alternative 4K Ultra HD TVs currently available including the 43UF6809, or the 43UW761 both from LG or the Samsung UE43KU6670 which is cheaper.