
First among these is the 4K resolution of the TV itself. Ultra HD 4K, especially Panasonic Viera TH-55CX640A TV used to display uncompressed native 4K content, is truly an impressive sight, even on a mid-sized screen like that of the CX at closer ranges. A Review of the Panasonic 4K Ultra HD Smart TV hz-CX Series - Panasonic Viera TH-55CX640A TV slightly more than 4 times the resolution of p Full HD video resolution, 4K stands out for its sharpness, ...