📺

Aspect Ratio Calculator

Aspect ratio and resize dimensions

Enter width & height to get the ratio, or enter a ratio and one new dimension to solve the other.

Frequently Asked Questions

What is an aspect ratio?
It is the proportional relationship between width and height, written as W:H (e.g. 16:9). To resize while keeping the ratio, multiply the other dimension by the same factor.


Find the aspect ratio of a width and height, and resize while keeping the same ratio.