Image Aspect Ratio Calculator

Calculate Aspect Ratio / New Dimensions

Original Dimensions

Aspect Ratio: -:-


New Dimensions (Enter one)

Enter either the desired new width OR new height below. The other dimension will be calculated automatically to maintain the original aspect ratio.

How to Use

  1. Enter the original width and height of your image in the "Original Dimensions" section. The aspect ratio will be calculated automatically.
  2. To find dimensions for resizing: Enter EITHER the desired new width OR the desired new height in the "New Dimensions" section.
  3. The calculator will automatically compute the corresponding dimension needed to maintain the original aspect ratio.
  4. Clear an input field in the "New Dimensions" section if you want to calculate based on the other field.

Why Use This Tool?