Energy advice
We would appreciate your feedback on our site and how we can improve our service to you. Please complete our survey, we read every comment and it only takes minutes. Click here to start.
Compare energy suppliers
How to cut your bills by comparing energy suppliers today
Guide to switching energy supplier
How to cut your energy bills and switch to a new energy supplier
Green energy
Find out about technologies used to generate renewable energy
Compare electricity suppliers
Find out how to compare electricity suppliers using Which? Switch
Customer satisfaction survey results
Energy customers give their verdict on energy suppliers
Understanding your energy usage
Find out if you are a low, medium or high energy user
Energy bill payment methods
Ways to pay your energy bill and how you can save money
Compare gas suppliers
Everything you need to know about switch gas suppliers using Which? Switch
How to complain about your energy supplier
What to do if you have a problem with your utility supplier
Understanding energy tariffs
Find out about the most popular energy tariffs and how they work
History of the UK energy market
Which? Switch guide to the UK's gas and electricity supply market
Financial help for energy customers
Get help paying your gas and electricty bills or making your home more energy efficient
Understanding your energy bill
What your energy bill should show and what it really means
Guide to moving house and switching energy supplier
What to do about gas and electricity when you move house