Economy 7 calculator

Compare a day/night tariff with a single rate for your own electricity use, and see how much you need to use at night for Economy 7 to pay.

Your electricity use in a year

Day kWh a year

Night kWh a year

Economy 7 rates, from your bill or a quote

Day rate (p/kWh)

Night rate (p/kWh)

Standing charge (p/day)

Change assumptions: the single-rate tariff

Compared with the single-rate price cap for your region, paying by Direct Debit. Enter a quote to compare with that instead.

Region

Single unit rate (p/kWh)Cap: 26.32p

Single standing charge (p/day)Cap: 54.83p

Enter your yearly use and your Economy 7 day rate, night rate and standing charge to compare.