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Calculators » Conversion » Energy » Cal to btu/ Btu to cal

Convert between Gram calorie and British thermal unit

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert energy measurements from gram calorie to british thermal unit and british thermal unit to gram calorie.

Enter the value you want to convert, and leave the target field blank.

Result window

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Conversion formula

1 british thermal unit (btu) = 252.165392 gram calorie (cal)

1 gram calorie (cal) = 0.0039657 british thermal unit (btu)

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