Calories to Foot-pounds converter

To convert calories to foot-pounds, enter the value in the first field. The result in foot-pounds is calculated automatically using the exact conversion factor.

1 cal ≈ 3.08596003258 ft·lbf
1 ft·lbf ≈ 0.32404826681 cal

Formula: ft·lbf ≈ cal × 3.08596003258
cal ≈ ft·lbf × 0.32404826681

Definitions: 1 cal = 4.184 J; 1 ft·lbf = 1.35581794833 J

The calorie (cal) here is the thermochemical calorie, exactly 4.184 joules, roughly the energy needed to raise one gram of water by one degree Celsius. It is used in chemistry and physics and should not be confused with the food Calorie, which is a kilocalorie.

The foot-pound (ft·lbf) is the work done by a force of one pound-force over a distance of one foot, about 1.356 joules. It is used in the United States for the muzzle energy of ammunition and for impact energy, and it should not be confused with the pound-foot, a unit of torque.

See the conversion table with commonly used values, handy for quick reference or study.