Find out how online mattress companies Casper, Emma, Eve and Leesa compare for delivering on time. And discover which high street stores, including John Lewis and Ikea, give the best advice and service.
Find out who really makes the most comfortable mattresses, plus who's on top for customer satisfaction and value for money. We also reveal what the UK's most popular sleeping positions are.
Seven of the mattresses we’ve tested this month are good enough to be Best Buys. We've pitted new launches from Emma and Casper against high-street mainstays, including a cheap John Lewis mattress, to see which is best.
Find out how mattresses from Casper, Eve and Sealy fare in our warmth tests. Go for the best bedding and electric blanket to really wrap up warm this winter.
We've tested the latest Simba and Eve mattresses to see which provides the best support for your spine. We've also reviewed seven other pocket-sprung and memory foam mattresses, some of which are good enough to be Best Buys.
With the Emma mattress now available in DFS stores, find out where to buy online mattresses on the high street, and where to find the best discounts.
If you're looking for a new mattress, our survey results on the best and worst mattress brands and mattress retailers will help you decide where to shop.
Which is the best mattress brand for 2018? New entries Casper and Simba face high-street favourites John Lewis, Dreams, Silentnight and more in the annual Which? survey
Which? has tested mattresses from key mattress brands Emma, Ikea, Next, Swoon, Made.com and more, but which has emerged triumphant as the new highest scoring Best Buy?
Find out which were the most popular products on which.co.uk for March, including two cordless vacuum cleaners, two mattresses, a smartphone and a cordless hammer drill