Updated: 10/11/2017 by Computer Hope

4:3 is the aspect ratio found with traditional CRT monitors and TVs. As most monitors have moved to some form of LCD, this aspect ratio has become much less popular, replaced by the wider 16:9 aspect ratio. Below is a general visual comparison between the 16:9 and 4:3 aspect ratios.

Aspect ratio example

16:9, Aspect ratio, Video terms