4K Ultra HD is the name assigned to a screen with a resolution that’s four times that of a Full HD (1080p) TV. That translates to 8 million pixels being crammed into the same space in which a ...
If you have a 1080p TV or 1440p monitor — and plan to keep using it for a few more years — the Series S is an easy sell. But if you have a high-end TV, save your pennies for the Series X.