Aspect Ratio Calculator
Calculate and convert aspect ratios for images and video. Lock ratios, use platform presets for Instagram, YouTube, TikTok, and more. Shows megapixels and orientation.
Dimensions
Preview
Aspect Ratio
16:9
Orientation
Landscape
Dimensions
1920 × 1080
Megapixels
2.07 MP
Common Aspect Ratios
Platform Presets
About Aspect Ratios
An aspect ratio is the proportional relationship between an image's width and height. Locking the aspect ratio maintains the ratio when you change either dimension. Common ratios include 16:9 (widescreen), 4:3 (standard), and 1:1 (square).
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