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Heat Pump vs Gas Furnace Calculator

Compare annual heating cost for a heat pump against a gas furnace.

Inputs

Inputs and assumptions

Yearly heating need. A typical US home uses 40 to 80 MMBtu.

Coefficient of performance. Cold-climate heat pumps run 2.0 to 4.0.

Your all-in cents per kWh.

Annual efficiency as a fraction. An 80% furnace is 0.80.

Price per therm from the gas bill.

Result

Annual savings with heat pump
Waiting for calculation.
Gas furnace cost per year
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Heat pump cost per year
Waiting for calculation.
Savings vs gas furnace
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This calculator is a first-pass screening tool. Verify your utility tariff, metered usage, equipment specifications, and installer quotes before making a decision.

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Keep the assumptions with the result.

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