The highest display resolution of the 55LH604 is Full HD. That's 75% less display resolution than a 4K Ultra HD television, which is the most frequently found display resolution. 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 televisions currently available that you might want to consider include the UE55J6100, the UE55K5600, or the UE55K5100 all from Samsung which is cheaper.
TVs with a higher display resolution that might be worth considering include the Samsung UE50KU6000 (4K Ultra HD) which also has a higher rating.