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

-

Crop Height

-

Megapixels

-

Original MP

-

MP Loss

-

Crop Factor

-