Aspect Ratio & Resolution Reference

Explore common aspect ratios, find standard resolutions, calculate dimensions, and compare pixel counts for game development, UI design, and media.

Common Aspect Ratios & Resolutions

16:9

Widescreen standard for HDTV, monitors, and most online video.

4:3

Traditional TV and older monitor standard.

21:9

Ultrawide cinematic aspect ratio.

16:10

Slightly taller widescreen, common on some monitors and laptops.

1:1

Square aspect ratio, used in social media and some UI elements.

3:2

Common in photography and some tablets/laptops.

Resolution Calculator

Enter width or height to calculate the other based on a selected ratio (click a resolution above to prefill), or enter both to find the aspect ratio.

Calculation results will appear here.

Pixel Count Comparison

Size A
Size B

Comparison results will appear here.