Technical

How Do I Check for Duplicate Content Between Pages?

5 October 2026 2 min read

Check duplicate content between pages by comparing the two URLs' text: shared paragraphs, boilerplate and product descriptions. Tool based comparison reports the overlap percentage and highlights matching passages in about two minutes. What matters is unique body content: shared headers, footers and navigation do not count.

What to compare

  1. Body copy: the paragraphs specific to each page.
  2. Meta titles and descriptions: two pages with identical metas compete head on.
  3. Product or manufacturer descriptions: the most common accidental duplication.

How much overlap is a problem

There is no magic percentage. Google consolidates pages that are substantially similar, meaning most of the unique value is the same. A shared template with different body copy is fine. Different templates with copied body copy is not.

Check it free

Enter both URLs in the Duplicate Content Checker. Then make sure each surviving page carries a self-referencing canonical, verified with the On-Page SEO Checker.

Frequently Asked Questions

Does quoting count as duplicate content?

Short quoted passages inside original analysis are fine. Whole page copies are not.

What if the duplicate is on someone else's site?

Google usually identifies the original. Canonicals and links help confirm yours.

Related reading

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