What is 4K Ultra HD? 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 ...

A 4K Ultra HD screen has a resolution of 3840 × 2160 pixels. Business Insider, Shutterstock Every digital screen on a TV or monitor is made up using pixels, which are small dots or squares that ...

Next comes 4K, also known as Ultra High-Definition Television, Ultra HD, UHDTV or just UHD. 4K is steadily replacing HD as the TV tech of choice and it’s what you’ll find on pretty much every ...