Aspect Ratio Calculator

Math & Logic

Calculate aspect ratios from dimensions, lock ratio mode, common presets (16:9, 4:3), and resolution lookup.

Width (px)

Height (px)

Lock ratio

Preset Ratios

Common Resolutions

Dimensions: 1920 × 1080 Aspect Ratio: 16:9 Decimal: 1.7778 Orientation: Landscape

16:9