When it comes to TVs, 4K and Ultra HD (or UHD) are referring to the same resolution. Those TVs, along with Ultra HD Blu-ray, ...

Although the options include 1080p, 4K, and even 2K monitors, it's not strange for buyers to be torn between the first two ...

Comparison of pixel counts Here's a breakdown of the pixel counts for 1080p, 2K and 4K: 1080p: 1920 pixels wide by 1080 pixels tall. 2K (or 1440p): 2560 pixels wide by 1440 pixels tall.

Because a 4K TV has four times as many pixels on the screen as a 2K 1080p TV, it analyzes the incoming signal and "fills in the blanks" for non-4K content. Blu-ray players and A/V receivers may ...