A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
Foot-pounds to Calories
Convert Foot-pound (ft-lb) to Calorie (cal) instantly with an exact formula, conversion table, and FAQ.
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Convert foot-pounds (ft-lb) to calories (cal) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A (small) calorie is a thermochemical unit of heat energy equal to 4.184 joules, historically the energy needed to raise 1 gram of water by 1°C.
cal = ft-lb × 0.3240482668
Results update instantly for Foot-pounds to Calories conversions.
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Formula
cal = ft-lb × 0.3240482668
ft-lb = cal × 3.085960033
Conversion table
| 1 ft-lb | 0.324048 cal |
| 5 ft-lb | 1.620241 cal |
| 10 ft-lb | 3.240483 cal |
| 20 ft-lb | 6.480965 cal |
| 50 ft-lb | 16.202413 cal |
| 100 ft-lb | 32.404827 cal |
| 500 ft-lb | 162.024133 cal |
| 1000 ft-lb | 324.048267 cal |
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How the formula works
Both foot-pound and calorie measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in foot-pounds by 0.3240482668 to get calories. To reverse the conversion, multiply a calorie value by 3.085960033 to get back to foot-pounds.
Frequently asked questions
What is Foot-pound (ft-lb)?
A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations.
What is Calorie (cal)?
A (small) calorie is a thermochemical unit of heat energy equal to 4.184 joules, historically the energy needed to raise 1 gram of water by 1°C.
How do I convert foot-pounds to calories?
Multiply the foot-pound value by 0.3240482668 to get the equivalent in calories. For example, 5 ft-lb × 0.3240482668 = 1.620241 cal.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 0.3240482668 is an exact, non-rounded value.
Can I convert calories back to foot-pounds?
Yes. Divide the calorie value by 0.3240482668, or multiply it by 3.085960033, to get foot-pounds.
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About converting foot-pounds to calories
A foot-pound (ft-lb) is the work done by one pound-force acting through a distance of one foot, commonly used in mechanical and engineering calculations. A (small) calorie is a thermochemical unit of heat energy equal to 4.184 joules, historically the energy needed to raise 1 gram of water by 1°C.
Use this calculator to move between foot-pounds and calories accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.