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Energy tariff comparison

Estimated monthly saving when switching tariffs using your own consumption and prices.

Monthly electricity use (kWh)Current unit price (pence/kWh)Other unit price (pence/kWh)Current daily standing charge (pence)Other daily standing charge (pence)Days in billing period Enter values and calculate.

How this estimate works

Subtract the proposed tariff cost from the current tariff cost using the entered kWh, unit rates, standing charges and number of days. Negative values mean the alternative is dearer.

Assumptions and limitations

Uses the figures you enter, without checking eligibility for any benefit or grant. Figures are estimates and may exclude tax, inflation, charges or changing rates unless explicitly included. Check the method and assumptions before making financial decisions.

Calculation takes place in your browser; the entries are not sent to PublicHelp. For eligibility estimates, consult GOV.UK benefits calculator guidance.