Aspect Ratio Calculator

Calculate and convert aspect ratios for screens, images, and videos. Find dimensions that maintain your desired ratio.

📐 Calculate Ratio

Width (pixels)

Height (pixels)

16:9

Aspect Ratio

📏 Calculate Dimensions

Known Side

Value (pixels)

Aspect Ratio

1920 × 1080

Dimensions

🎯 Common Aspect Ratio Presets

16:9
HD/4K TV

4:3
Classic

21:9
Ultrawide

1:1
Square

9:16
Portrait

2.39:1
Cinema

3:2
Photos

16:10
Monitors