The same screen at1440pbecomes “Retina” at 20 inches, right on the edge of minimum viewing distances.

High-Refresh 4K Panels Are Rare

Screens have two types of resolution.

Spatial resolution is what most people think of when discussing display resolution.

An open laptop showing 4K resolution comparisons.

Rawpixel.com/Shutterstock.com

Related:What is a Monitor’s Refresh Rate and How Do I Change It?

A 120Hz display can show as much information over time as a 60Hz one.

The higher the refresh rate, the crisper and less blurry motion looks.

Is It Retina Result 1

4K Is a Battery Hog

When buying a laptop,battery lifeis a key consideration.

Higher-resolution displays require more power to run.

Who Should Get a 4K Laptop?