We have:

comparison 201 questions

File comparison is the process of comparing the contents of files, finding their common contents and their differences, usually using an automated tool

And:

file-comparison 26 questions

Compare files, either line by line, byte by byte or blocks of code.

Suggestion

• Merge the two tags.
• The merged tag name should be file-comparison, but it should have the summary from comparison.
• comparison should be removed.

Please discuss.