What is an aspect ratio?

An aspect ratio is the proportional relationship between width and height. Common ratios include 16:9 (widescreen), 4:3 (standard), and 1:1 (square).

How does scaling work?

Enter a new width or height, and the other dimension is calculated automatically to maintain the original aspect ratio.

Aspect Ratio Calculator

Calculate aspect ratio from width and height. Scale dimensions while maintaining ratio.

How to use: Enter width and height to calculate the aspect ratio and scale proportionally.

Related:Image Resizer Image Compressor

Width

Height

Aspect Ratio

16:9

Scale Dimensions

New Width

New Height

1920 x 1080

Aspect Ratio Calculator

Enter width and height to find the simplified aspect ratio. Use the scaling section to resize while maintaining proportions. Includes presets for common ratios like 16:9, 4:3, and 1:1.

Frequently Asked Questions

What is an aspect ratio?: An aspect ratio is the proportional relationship between width and height. Common ratios include 16:9 (widescreen), 4:3 (standard), and 1:1 (square).
How does scaling work?: Enter a new width or height, and the other dimension is calculated automatically to maintain the original aspect ratio.