Aspect Ratio Calculator

Calculate perfect aspect ratios for images, videos, and social media posts with defined standard dimensions

Aspect Ratio Setup

Choose a ratio and one fixed dimension

Common ratios

Custom ratio

Fixed side

Width in pixels

Calculated Size

Width

1920px

Height

1080px

1920 x 1080

Copyable result

Dimensions: 1920 x 1080px
Ratio: 16:9
Simplified: 16:9

.media {
  width: 1920px;
  aspect-ratio: 16 / 9;
}

Use exact pixels for exported assets. For responsive layouts, copy the CSS aspect-ratio value and let the browser calculate the height.

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