How Do I Use Beyond Compare: Introduction to Beyon
  • Forty things about Beyond Compare
  • Acknowledgements
  • Learn Beyond Compare in 5 Minutes
    • Quickstart: open two directories
    • Quickstart: open two files
    • Quickstart: move a file
    • Text Compare: understand the display
    • Downloads
  • Text Compare
    • How to use Beyond Compare for Text Compare
    • In Beyond Compare, what are unimportant differences?
    • Why no word-wrap ??
    • How to use Beyond Compare to confirm 100% replacement
    • Ignore Trivial Differences, Like Timestamps
  • Git
    • How to use Beyond Compare with Git
    • Do a roll-back to peek at your old code
    • Quickstart: Folder Merge
    • Why merge three folders?
    • Beyond Compare Three-Way Folder Merge Symbols Explained
    • How to compare two commits, both old, in Git
    • Git mergetool: merging three files.
    • How to recover an older version of your code with Git and Beyond Compare
    • Peeking under the hood at how Git does its thing
    • Getting better at Git
    • Find changes since last commit
    • Patches
    • How to configure Visual Studio to use Beyond Compare for Version Control
  • Scripts and the Command Line
    • How to use Beyond Compare in the Terminal
    • How to do an automatic backup every day
    • Write a Batch File That Will Start Several Syncs Simultaneously
    • Write a batch file that will start several text compares automatically
    • TL; DR
  • Table Compare
    • Quickstart: open a couple of Excel spreadsheets
    • Example: finding missing items in a pair of spreadsheets
    • Keys
    • Mismatched Columns
    • Longer example, opening .csv files
    • How to remove columns from a spreadsheet
    • Aligned vs Unaligned
    • Example: List of City Trees
  • Sync / Folders
    • Backup your entire computer (Part One)
    • Backup your entire computer (Part Two)
    • Backup, advanced
    • RegEx Examples: Filename Alignment Overide
    • Scan a lot or a little
  • Other
    • Peek
    • Binary
    • Undo
    • Colors
    • How to compare images
    • Report: Text Compare
    • Report: Table Compare
    • Looooonnnnngggg lines...
    • Binary: How to see the 1's and 0's
    • How to write your first script
    • How to find redundant or duplicate files
    • Minor Edge Cases
    • Shortcut Key
    • How to ignore parts of your file
    • Folder System Context Menus
    • About Evan Genest
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How to compare images

PreviousColorsNextReport: Text Compare

Last updated 6 years ago

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Beyond Compare can open image files:

Caveat: If the images are different sizes Beyond Compare will not stretch or resize them for you. It is meant as a pixel comparison, so resizing wouldn't really make sense anyway.

To get started:

Drag two images into Beyond Compare. If the filenames end in .jpg, .gif, .tiff, or similar the software will detect the file extension and open them in a Picture Compare session.

The first two controls you should start with are (1) press the Tol (tolerance) button and then play with the tolerance slider.

(2) Flip rapidly between Image A and Image B by hitting the F8 key in Windows or with your mouse: and

Differences in red: extra salt and a missing Morton trademark