Are smart thermostats worth the investment?
When winter arrives, it seems that not a week goes by when one manufacturer or another isn’t making big claims about the money that can be saved by using their...
Best ever cordless vacuum cleaner revealed
We reveal our latest cordless vacuum cleaner test results, including our new best cordless vacuum for 2019, with a brilliant 83% score. Plus, Don't Buy cordless vacuums you'll want to avoid.
Avoid dodgy cordless vacuum cleaners this Black Friday
More than a third of the cordless vacuums we've tested are terrible. Make sure you don't get stuck with one in the sales, and find out how to get the best deals on popular brands such as Dyson, Shark and Vax.
Dyson wins EU vacuum appeal: energy label annulled
Dyson has won it's longstanding battle with the European Commission over the vacuum cleaners energy label. In a landmark ruling, the European General Court today annulled the energy label. So what happens now?
Apple makes the most reliable laptops while Microsoft disappoints
Apple shines in our annual tech reliability survey. Find out which other brands have done well, and which are the most reliable tech products in a variety of product categories, including TVs, laptops, tablets and printers.
How much does it cost to buy a new boiler?
We received wildly different quotes for installing exactly the same boiler.
Which? launches CO alarm give-away
Does your home have a Best Buy carbon monoxide alarm?
Which? reveals the best and worst boiler brands
Which? research has revealed the best gas and oil boiler brands. There are only three gas boiler brands and two oil boiler brands that are reliable enough to get our Best...
Nearly four in ten British households don’t have a CO alarm – is your family at risk?
There are between 25 and 50 carbon monoxide (CO) deaths in the UK every year, and countless more incidents of low level poisonings that go unrecorded. Yet Which? research reveals...
Which? tests uncover cheap Best Buy vacuum cleaner for less than £100
The latest Which? vacuum cleaner tests have uncovered our cheapest Best Buy for 2018. Find out which cheap vacuum impressed in our tests, and the rival budget models to avoid.