We use cookies to allow us and selected partners to improve your experience and our advertising. By continuing to browse you consent to our use of cookies. You can understand more and change your cookies preferences here.

Home & garden.

Light bulbs advice guides

LED light bulbs reviewed by Which? Find out how bulbs from brands including Ikea, GE Osram and Philips fared in our rigorous tests.

3 articles

How to buy the best light bulb

Everything you need to know about CFLs, LEDs and smart light bulbs, including energy efficiency, annual costs and how to get rid of your old bulbs

27 May 2022

How to buy the best spotlights

Insider tips on choosing the best spotlights, including LED vs halogen spotlights and how you can save money by switching.

20 January 2022

How to fix common LED problems

Expert advice on how to stop your LED lights flickering, buzzing or burning out, plus what you need to know about dimming LEDs.

25 May 2022