The highest display resolution of the TX-58AX800 is 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 television's display resolution (4K Ultra HD) is actually the best display resolution across all TVs that were launched more than two years ago.
A Full HD HD type is the worst display resolution amongst similar types of television.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.