Foot-Pound to Calorie (IT) Converter

Energy Converter

27 units available

Decimals:

From

To

0.323832

1 ft·lbf = 0.323832 cal (IT)

Formula:

cal (IT) = ft·lbf × 0.3238315535

With your value: 1 ft·lbf = 0.32383155 cal (IT)

How big is that?

Everyday references on a logarithmic scale, all expressed in foot-pound so you can sanity-check the result.

Heartbeat (1/1.4 your value)0.738 ft·lbf

Your value1.00 ft·lbf

AA battery charge (7.4e+3× your value)7.38e+3 ft·lbf

Slice of bread (2.1e+5× your value)2.07e+5 ft·lbf

Daily food intake (6.2e+6× your value)6.20e+6 ft·lbf

Litre of petrol (2.5e+7× your value)2.52e+7 ft·lbf

Other Foot-Pound to Calorie (IT) conversions

2 ft·lbf to cal (IT)3 ft·lbf to cal (IT)4 ft·lbf to cal (IT)5 ft·lbf to cal (IT)6 ft·lbf to cal (IT)7 ft·lbf to cal (IT)8 ft·lbf to cal (IT)

Foot-Pound to Calorie (IT) Conversion Table

Foot-Pound (ft·lbf)	Calorie (IT) (cal (IT))
0.5	0.161916
1	0.323832
2	0.647663
5	1.619158
10	3.238316
15	4.857473
20	6.476631
25	8.095789
50	16.191578
100	32.383155
250	80.957888
500	161.915777
1000	323.831554

Calorie (IT) to Foot-Pound Conversion Table

Calorie (IT) (cal (IT))	Foot-Pound (ft·lbf)
0.5	1.544013
1	3.088025
2	6.17605
5	15.440126
10	30.880252
15	46.320378
20	61.760504
25	77.20063
50	154.40126
100	308.802521
250	772.006302
500	1,544.012603
1000	3,088.025207

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.

Foot-Pound (ft·lbf)

Energy

Exact conversion

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

Calorie (IT) (cal (IT))

Energy

Exact conversion

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 Foot-Pound to Calorie (IT)

To convert from Foot-Pound (ft·lbf) to Calorie (IT) (cal (IT)), multiply the value by 0.3238315535.

Formula: cal (IT) = ft·lbf × 0.3238315535

Reverse: ft·lbf = cal (IT) × 3.0880252067

Step-by-Step Example

Start with your value in Foot-Pound. For example: 5 ft·lbf
Multiply by the conversion factor: 5 x 0.3238315535
The result is: 1.619158 cal (IT)

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.

About Calorie (IT)

The calorie (it) (cal (IT)) is a unit of energy and work. One calorie (it) equals 4.1868 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 Calorie (IT) are in 1 Foot-Pound?

There are exactly 0.3238315535 Calorie (IT) in 1 Foot-Pound. This means the conversion factor from Foot-Pound to Calorie (IT) is 0.3238315535.

What is the formula to convert Foot-Pound to Calorie (IT)?

The formula to convert Foot-Pound to Calorie (IT) is: cal (IT) = ft·lbf × 0.3238315535. For example, to convert 10 Foot-Pound to Calorie (IT), you would multiply 10 by 0.3238315535.

What is a Foot-Pound?