Comparison between: 42.5" LG 43UH650V, 42.5" LG 43UH668V, 48.5" LG 49UH770V, 54.6" LG 55UH850V
If the informations on this site are accurate, LG uh650v and uh668v are not really 4k tv's because they have RGBW panel structure with resolution 2880x2160, instead of 3840x2160. Also from the...