Compare two XML documents in the browser and quickly check if they match after normalization.

XML Comparison Tool

Paste two XML documents, compare a normalized side-by-side diff, and collapse sections to focus on what matters.

XML A

XML B

Privacy note: XML comparison runs only in your browser. We do not send, store, or share your data.

Diff view
XML A
XML B

Why XML Comparison Is Tricky

Two XML files can look different but still represent the same data. Attribute order, spacing, and line breaks often create noisy diffs in regular text editors.

How This XML Diff Helps

This XML comparer normalizes structure first, then highlights real differences. That is useful for SOAP payload checks, API response debugging, config file reviews, and integration testing.

Practical Tips

  • Compare generated XML against a known-good sample during debugging.
  • Validate both files before comparing to avoid parse errors.
  • Use collapsible blocks to focus on the exact changed node.