See the price of your energy per unit

Enter your fuel type and postcode to see the cost per unit for this tariff.

(e.g ECM1 3JB)

Energy prices vary across the UK, so entering your postcode helps us give you an accurate cost.




Top up your energy from your own home

Benefits of our free Home Energy Top Up

  • Free top up service allowing you to top up your energy easily from your own home.
  • Free connector when you top up once within 30 days of us sending it to you.
  • Secure and safe 24/7 online payment service.
  • Available for all existing Pay As You Go Energy™ customers.

Current British Gas customers sign up now

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[1] Based on average consumption of 16,500 kWh for gas and 3,300 kWh for single rate electricity, averaged across all regions, paying by prepayment, rounded and including VAT. Prices as at 21st February 2012.

[2] Annual discounts: £15 Dual Fuel discount

British Gas offers the largest Dual Fuel discount on the market, up to £15 a year. Where we supply Gas and Electricity to the same customer at the same property you'll receive one Dual Fuel discount. Where we supply electricity through a key meter your Dual Fuel discount is up to £15 per year. You'll receive your pro-rated discount to your meter within the three months following 31 August. This is based on the number of unbroken consecutive days up to 31 August that we supplied your Gas and Electricity. No Dual Fuel discount is available to customers with token or smartcard electricity meters.