Calorie (th) to Foot-Pound Converter
Convert Calorie (th) (cal) to Foot-Pound (ft·lbf) instantly. 1 cal = 3.08596 ft·lbf.
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1 cal = 3.08596 ft·lbf
Formula:
ft·lbf = cal × 3.0859600326With your value: 1 cal = 3.08596003 ft·lbf
How big is that?
Everyday references on a logarithmic scale, all expressed in calorie (th) so you can sanity-check the result.
Other Calorie (th) to Foot-Pound conversions
Calorie (th) to Foot-Pound Conversion Table
| Calorie (th) (cal) | Foot-Pound (ft·lbf) |
|---|---|
| 0.5 | 1.54298 |
| 1 | 3.08596 |
| 2 | 6.17192 |
| 5 | 15.4298 |
| 10 | 30.8596 |
| 15 | 46.2894 |
| 20 | 61.719201 |
| 25 | 77.149001 |
| 50 | 154.298002 |
| 100 | 308.596003 |
| 250 | 771.490008 |
| 500 | 1,542.980016 |
| 1000 | 3,085.960033 |
Foot-Pound to Calorie (th) Conversion Table
| Foot-Pound (ft·lbf) | Calorie (th) (cal) |
|---|---|
| 0.5 | 0.162024 |
| 1 | 0.324048 |
| 2 | 0.648097 |
| 5 | 1.620241 |
| 10 | 3.240483 |
| 15 | 4.860724 |
| 20 | 6.480965 |
| 25 | 8.101207 |
| 50 | 16.202413 |
| 100 | 32.404827 |
| 250 | 81.012067 |
| 500 | 162.024133 |
| 1000 | 324.048267 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Calorie (th) (cal)
Energy
The thermochemical calorie is exactly 4.184 J.
The International Table calorie (4.1868 J) and the 15 °C calorie differ slightly.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Foot-Pound (ft·lbf)
Energy
Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Calorie (th) to Foot-Pound
To convert from Calorie (th) (cal) to Foot-Pound (ft·lbf), multiply the value by 3.0859600326.
Formula: ft·lbf = cal × 3.0859600326
Reverse: cal = ft·lbf × 0.3240482668
Step-by-Step Example
- Start with your value in Calorie (th). For example: 5 cal
- Multiply by the conversion factor: 5 x 3.0859600326
- The result is: 15.4298 ft·lbf
About Calorie (th)
The thermochemical calorie equals 4.184 joules. Not to be confused with the food Calorie (kcal), which equals 1,000 calories.
Common uses: chemistry, nutrition, heating.
About Foot-Pound
The foot-pound (ft·lbf) is a unit of energy and work. One foot-pound equals 1.355817948 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: energy calculations, engineering and science, education.
Frequently Asked Questions
How many Foot-Pound are in 1 Calorie (th)?
There are exactly 3.0859600326 Foot-Pound in 1 Calorie (th). This means the conversion factor from Calorie (th) to Foot-Pound is 3.0859600326.
What is the formula to convert Calorie (th) to Foot-Pound?
The formula to convert Calorie (th) to Foot-Pound is: ft·lbf = cal × 3.0859600326. For example, to convert 10 Calorie (th) to Foot-Pound, you would multiply 10 by 3.0859600326.
What is a Calorie (th)?
The thermochemical calorie equals 4.184 joules. Not to be confused with the food Calorie (kcal), which equals 1,000 calories.
What is a Foot-Pound?
The foot-pound (ft·lbf) is a unit of energy and work. One foot-pound equals 1.355817948 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Calorie (th)?
The Calorie (th) is commonly used in chemistry, nutrition, heating.
Related Energy Conversions
Cite this page
UnitConvertLab. (2026). Calorie (th) to Foot-Pound converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/calorie-to-foot_pound