Image Comparison
Compare two same-size images and download a highlighted pixel-difference image.
Bookmark this page
Keep this page handy for next time.
- On a computer
- Press Ctrl + D, or Command + D on a Mac.
- On a phone or tablet
- Open your browser's menu or Share menu and look for Add Bookmark, Bookmark or Add to favourites.
A bookmark saves the page link. Save any tool results separately.
How to use this tool
- Choose the local files you want to use for image comparison.
- Adjust the labelled settings, then run the tool. Compare two same-size images and download a highlighted pixel-difference image.
- Review the result before copying or downloading it. Clear the tool when finished.
Things to know
- Static PNG, JPEG and WebP only, except tools explicitly accepting SVG. Maximum 50 files, 200 MiB combined, 25 MiB per image, 25 million input pixels, 32768 input pixels per side and 16 million output pixels. Composing several images is limited to 32 million decoded pixels combined. ZIP exports are limited to 64 MiB of output before compression. Files stay in this tab.
- Choose exactly two images with matching dimensions. Comparison is pixel-based, not semantic.
You might also need
More in images & designImage Compressor
Re-encode an image and compare the actual file size with the original.
Image Print Size & PPI Calculator
Calculate print dimensions from pixel dimensions and resolution.
Compress image to a file size
Make a JPEG or WebP that fits a target file size, with quality and dimension adjustments.
Image Colour Adjustments
Adjust brightness, contrast, saturation or grayscale and export the pixels.
Image Cropper
Crop a rectangular region using pixel coordinates.
Image Metadata Inspector & Remover
Inspect image properties and EXIF, then export pixels without the original EXIF fields.
Fluid Typography & Clamp Generator
Calculate a CSS clamp expression between two viewport sizes.
Image Resizer
Resize images to an exact width or fit them within a box, with a batch download.
CSS Gradient Generator
Preview a two-colour linear gradient and copy its CSS.