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Best and worst energy companies 2018 revealed

The 2018 Which? energy satisfaction survey results are in! See the best and worst gas and electricity firms, from 31 energy companies rated.

Solar panels and energy storage: the next big thing?

Should you invest in solar panels and energy storage? Tesla, Ikea, Nissan, EDF Energy and Eon products compared, plus tips for home battery buying.

Are energy firms doing enough to get their customers on cheaper deals?

Are you among the 57% of energy customers on your energy company’s standard tariff? Find out how to switch and save money on gas and electricity.

How long does your energy company keep you on hold?

Energy companies’ customer response times tested, including British Gas, Eon, EDF and Npower. Is it faster to use live chat or phone your energy company?

Energy price cap extended: will your bill drop by £120?

The energy price cap will be extended to cover 1 million more vulnerable customers, energy regulator Ofgem announced. Find out if it’ll save you £120 on gas and electricity.

Renters are paying too much for energy

Renting your home should not stop you switching energy supplier and saving money on gas and electric. Which? launches a dedicated energy comparison tool for tenants.

Is your region the best at switching energy supplier?

Are you more likely to switch energy supplier than your neighbour? Find out if your region is the savviest when it comes to comparing gas and electric and how much money you could save.

Renewable energy is expensive – fact or fiction?

Buying renewable electricity for your home is expensive: fact or fiction? Which? research on green energy suppliers reveals if you could save money and buy renewable electricity or green gas.

Family in living room

Have you been with your energy supplier longer than with your spouse?

Which? reveals how many customers have been with their gas and electricity supplier for more than 50 years, plus the mistakes you might be making by sticking with your energy firm.

Wooden houses on top of piles of coins.

Moving home? Find out how to save up to £845 on energy

Summer is a popular time of year to move house. If you’re buying a house, follow our tips to avoid a pricey energy tariff and make your new home energy-efficient.

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