NiftyRecipe Online energy conversion
kWh/kcal 860.42065 MJ/kcal 239.005736 cal/kWh 0.000001 kJ/BTU 0.947817 kJ/kcal 0.239006 kJ/cal 239.005736
kcal / J

Kilocalorie to Joule converter

1 kcal = 4184 J

This is the Kilocalorie to Joule converter. 1 kcal = 4184.0 J.

Enter a value and click Calculate - opens the page with the new result

Common values

joule to kilocalorie

Same amount, other units

1 kilocalorie → kJ 1 kilocalorie → cal 1 kilocalorie → kWh 1 kilocalorie → BTU 1 kilocalorie → MJ 1 kilocalorie → Wh

Related converters

kcal → kJ kcal → cal kcal → kWh kcal → BTU kcal → MJ kcal → Wh
Formula: kilocalorie to joule

J = kcal × 4184 (1 KCAL = 4184 J)

Reference values: kilocalorie → joule
kcal J
1 kcal 4184 J
100 kcal 418400 J
200 kcal 836800 J
500 kcal 2092000 J
1000 kcal 4184000 J
2000 kcal 8368000 J
Common conversions
1 kcal → 4184 J
FAQ for kcal → J
Manual formula?

J = kcal × 4184 (1 KCAL = 4184 J)

Reverse factor?

1 joule ≈ 0.000239 kilocalorie.

How much is 1 kilocalorie in joule?

4184 joule (1 kilocalorie = 4184 joule).

How many kJ in 1 MJ?

Exactly 1000 kJ. Larger or mixed conversions still follow the fixed chain used by the calculator.

When is MJ more practical than kJ?

For larger totals-process energy, some statistical tables. Food labels usually stay in kJ or kcal.

How the Kilocalorie to Joule converter works

This hub describes the pair, not a single number.

NiftyRecipe shows the factor and selected amount pages.