Aspect Ratio Calculator

Enter your source resolution and target aspect ratio. See pixel dimensions, crop preview, and megapixel counts for common output formats.

// Source Image

Width (px)

Height (px)

Camera / Sensor presets

// Target Ratio

Custom W ratio

Custom H ratio

Crop Width

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Crop Height

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Megapixels

—

Original MP

—

MP Loss

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Crop Factor

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