The 65LA9700 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 amongst all TVs of a comparable type and age to the 65LA9700.
The worst display resolution amongst similar types of TV is Full HD.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.