Aspect Ratio Calculator

Calculate and maintain aspect ratios for images, videos, and screens.

🔒 Runs entirely in your browser — no data sent anywhere

⌖ Calculate Ratio

Width (px)

Height (px)

Simplified Ratio

16:9

Decimal Ratio

1.778

⇄ Resize Proportionally

New Width (px)

↔

New Height (px)

Ratio locked — enter one dimension to calculate the other

⋹ Common Presets

Screen

Social Media

Photo

Cinema

▢ Visual Preview

16:9

1920 × 1080 px — landscape

⋮ Common Resolutions for This Ratio

Resolution	Width	Height	Common Name