The highest display resolution of the Seiki SE39UY04 is 4K Ultra HD. That's over four times the display resolution of a Full HD television, which is the most common display resolution. 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 similar spec televisions that are a comparable age to the SE39UY04.
The worst display resolution across comparable types of TV is HD Ready.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.