Ecotricity is a mid-sized firm, founded in 1995 that has around 100,000 customers. This fixed deal from Ecotricity is the market’s cheapest fix, averaging 10.2% less than the current Price Cap:

• The rates are fixed for 12 months.

• It's for new and existing dual-fuel, electricity-only and gas-only customers paying by monthly direct debit only.

• There are £75 per fuel exit fees.

• You’ll need to get a smart meter if you don’t already have one

• Numbers are limited so it might go quick.