What changes in the file.
Resize changes pixel dimensions. Crop changes which part of the image survives. Changing aspect ratio often means doing one, the other, or adding empty space.
Image & Photo
Frame / Mat Size Calculator.
Work out a clean mat and finished frame size from your artwork.
1 Enter2 Adjust3 Use result
Input
Answer
500 × 400
Finished size after adding 50 on every side
Adds the mat border to both sides of the artwork.
Useful to know
Four things worth knowing.
Where it stops.
A new shape cannot reveal content outside the original frame, and enlarging dimensions does not create genuine captured detail.
What to inspect.
Open the finished image at normal size and check crop, sharpness, dimensions and file size.
Worth knowing.
Pick the final destination first. A profile photo, print, story and website hero all want different shapes for a reason.