A kilocalorie is 1,000 calories.
Kilocalories to Foot-pounds Converter — kcal to ft-lb
Convert Kilocalorie (kcal) to Foot-pound (ft-lb) using the exact conversion factor (1 kilocalorie = 3,085.960033 foot-pound). See the formula, worked examples, and conversion table.
Kilocalories to Foot-pounds converter
Converter
Energy Converter
Convert joules, calories, kilowatt-hours, BTU, electronvolts, therms, and mechanical work units.
Context values
Some unit families need one extra value for a physically accurate result.
Work from one pound-force over one foot.
Result = input x 4184 / 1.355817948.
Energy uses the joule as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilocalories to Foot-pounds
Kilocalorie and Foot-pound both measure energy, and the conversion is especially useful for comparing nutrition labels (kilocalories) against scientific energy figures (joules). Specifically: A kilocalorie is 1,000 calories, and work from one pound-force over one foot.
Formula
foot-pounds = kilocalories × 3085.96003258
This factor comes from each unit's defined relationship to the category's base unit: 1 kilocalorie equals 4184 base units, and 1 foot-pound equals 1.35581794833 base units, so dividing one by the other gives the direct kilocalorie-to-foot-pound factor of 3085.96003258.
Simple example
1 kcal × 3085.960033 = 3,085.960033 ft-lb
1 kilocalorie = 3,085.960033 foot-pounds.
Real-world example
100 kcal × 3085.960033 = 308,596.0033 ft-lb
100 kilocalories = 308,596.0033 foot-pounds.
Conversion table
| Kilocalorie (kcal) | Foot-pound (ft-lb) |
|---|---|
| 1 kcal | 3,085.960033 ft-lb |
| 10 kcal | 30,859.60033 ft-lb |
| 100 kcal | 308,596.0033 ft-lb |
| 500 kcal | 1,542,980.016 ft-lb |
| 1,000 kcal | 3,085,960.033 ft-lb |
| 2,000 kcal | 6,171,920.065 ft-lb |
Reverse conversion: Foot-pound to Kilocalorie
1 ft-lb × 0.0003240482668 = 0.0003240483 kcal
1 foot-pound = 0.0003240483 kilocalories.
kilocalories = foot-pounds × 0.00032404826681
For a page dedicated to this direction, see Foot-pound to Kilocalorie.
Understanding the Kilocalorie (kcal)
A kilocalorie is 1,000 calories.
Understanding the Foot-pound (ft-lb)
Work from one pound-force over one foot.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many foot-pounds are in 1 kilocalorie?
1 kilocalorie equals 3,085.960033 foot-pounds, using the exact defined conversion factor rather than an estimate.
How do I convert kilocalorie to foot-pound?
Multiply the kilocalorie value by 3085.960033. The converter above does this instantly to whatever precision you set.
How do I convert foot-pound back to kilocalorie?
Use the reverse factor: 1 foot-pound equals 0.0003240483 kilocalories. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilocalorie?
Kilocalorie (kcal) is a unit of energy.
What is a foot-pound?
Foot-pound (ft-lb) is a unit of energy.
Is the kilocalorie to foot-pound conversion exact?
Yes. Both kilocalorie and foot-pound are defined by fixed standards rather than physical artifacts, so the factor of 3085.960033 used above is exact to as many digits as you choose to display.