Aspect Ratio Calculator

Common Presets: Select a preset HD Video 16:9 Standard 4:3 Square 1:1

Ratio Width:

Ratio Height:

Pixels Width:

Pixels Height:

What is Aspect Ratio?

Aspect ratio is the proportional relationship between the width and height of a rectangle. It plays a vital role in designs, videos, and images to ensure proper scaling and compatibility across different platforms and devices.

Common examples include the 16:9 ratio for HD videos, 4:3 for standard displays, and 1:1 for square designs. This calculator helps you accurately adjust dimensions while maintaining the desired aspect ratio.