Aspect Ratio Calculator
Calculate and convert aspect ratios for images, videos, and screens. Lock width or height to scale proportionally.
Common Ratios
When changing one side:
16:9
Simplified Ratio
1.7778
Decimal Ratio
1920×1080
Dimensions
Visual Preview
1920×1080
How to Use
Calculate and convert aspect ratios for images, videos, and screens. Lock width or height to scale proportionally.