There are many benefits to buying a 4K resolution TV as it is the best resolution that you can get at the moment. The Ultra HD resolution has 3840x2160 pixels around the panel. And, that number is quite large. The more pixels your TV has, the more clear the picture it will produce. And, in the case of 4K, you can get to see some really small details very clearly that you will never see on screens with smaller resolutions.