Gas cost calculator

Check your gas costs based on your own meter readings.

Meters are either:

  • Imperial which measure in cubic feet (ft3) , or
  • Metric which measure in cubic meters (m3) (See image above).

Meter readings are converted to kilowatt hours with a series of conversion rates then the gas bill is calculated using your contracted rate per kWh.

This calculator is for guidance only and calculations should be double checked in other ways.


Having carried out a gas cost calculation, it may be beneficial to check to see if you can find a better price for your gas and electricity.

This can be done starting with the following calculator:


Free energy price comparison service
By SwitchwiseTM | UKPowerTM | UswitchTM


Electricity cost calculator

Ofgem gas calculation information

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