Get the lowdown on our expert laptop tests and why they mean we're not afraid to tell you the truth about the models we test

What makes our mattress tests different? See how our reviews can reveal the ones that help you get a great night's sleep

Find out how we select products and services to test and why we sometimes stop covering these

We base most of our product recommendations on lab tests, because we believe it’s the best way for you to know how a product performs before you buy it.

Find out more about our mobile phone tests, and why you can trust our independent reviews to unearth the best models on the market

Discover how we test hobs to find those that will quickly heat up your soup but can simmer gently, too

Find out more about our expert, independent dash cam tests

Find out how we uncover the tablets with the clearest, brightest screens, the longest lasting batteries and enough processing oomph to run the apps you want to use

Each range cooker we review faces a series of stringent tests. Only the best combinations of oven, hob and grill become range cooker Best Buys

No one tests and rates cookers as thoroughly as we do at Which?, so read on to find out more about our independent cooker reviews