The Philips 43PUS6101 has a maximum display resolution of 4K Ultra HD. That's over four times the display resolution of a Full HD TV, 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 amongst all TVs that were released in the last year.
An HD Ready HD type is the worst display resolution amongst comparable types of TV.
4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.
Alternative 4K Ultra HD TVs currently available that you might also want to look at include the Samsung UE40KU6000 (£398.99) which is cheaper.