Aspect Ratio Calculator

Calculate dimensions while maintaining aspect ratio. Perfect for resizing images, videos, and responsive design.

Original Dimensions

Aspect Ratio
16:9

Calculate New Dimensions

Enter either width or height, and the other dimension will be calculated automatically.

Common Aspect Ratios

Common Resolutions

Features

  • ✓ Calculate missing dimension to maintain aspect ratio
  • ✓ Find the simplest ratio form (e.g., 1920:1080 = 16:9)
  • ✓ Quick presets for common aspect ratios
  • ✓ Perfect for image resizing and responsive design

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