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Testing & research

We've been testing and investigating products and services for 60 years. Find out more about how we test, and how through continuously questioning the everyday we can tackle consumer detriment

Our testing

We put more than 3,600 products to the test every year through our test labs, user trials and taste tests, to help you make the right buying decision.

Our surveys

Our lab tests and investigations give us independent assessments, but your views are just as important in shaping our work.

Our investigations

From hidden cameras to fake website listings, we go to great lengths to get to the bottom of a consumer issue.

Our symbols & ratings

From Which? Recommended Provider to Best Buy, we explain the ratings, logos and symbols you'll see on our website.