Kilojoules to Kilocalories Converter

1 kJ = 0.239005736138 kcal. Type any value below for the exact kilocalories figure.

kJ
0.239005736138kcal

1 kJ = 0.239005736138 kcal

Conversion summary

1 kJ = 0.239005736138 kcal

Formula
Kilocalorie = Kilojoule ÷ 4.184
Category
Energy and Power
Units
kJ → kcal

1 kJ in other units

Values update with the converter above. Select a row to open that conversion's detailed page.

  • Joule1,000 J
  • Megajoule0.001 MJ
  • Watt-hour0.2777778 Wh
  • Kilowatt-hour0.0002777778 kWh
  • Calorie239.0057 cal
  • Kilocalorie0.2390057 kcal
  • BTU0.9478171 Btu
  • Therm0.000009478171 th
  • Quadrillion BTU9.47817E-16 quad BTU
  • Electronvolt6.24151E21 eV

How do you convert kilojoules to kilocalories?

To convert kilojoules to kilocalories, divide the number of kilojoules by 4.184. 1 kJ = 0.239006 kcal.

Conversion formula

Kilocalorie = Kilojoule ÷ 4.184

Kilojoules to kilocalories conversion table

Kilojoules (kJ)Kilocalories (kcal)
1 kJ0.239006 kcal
50 kJ11.9503 kcal
100 kJ23.9006 kcal
500 kJ119.503 kcal
1,000 kJ239.006 kcal
4,000 kJ956.023 kcal
8,000 kJ1,912.05 kcal

What is Kilojoule?

The kilojoule is equal to 1,000 joules, used to express larger energy values practically.

Short history of Kilojoule

Common in nutrition labeling as an alternative to calories for expressing food energy.

Open the Kilojoule unit guide

What is Kilocalorie?

The kilocalorie (food Calorie) is the unit actually used on food nutrition labels.

Short history of Kilocalorie

What is labeled "Calorie" on food packaging is actually a kilocalorie.

Open the Kilocalorie unit guide

Frequently asked questions

What is 1 Kilojoule in Kilocalorie?

1 kJ = 0.239005736138 kcal.

How do you convert Kilojoule to Kilocalorie?

To convert kilojoules to kilocalories, divide the number of kilojoules by 4.184. 1 kJ = 0.239006 kcal.

Frequently asked questions

How many kilocalories are in 1 kilojoule?

1 kJ = 0.239006 kcal.

How do you convert kilojoules to kilocalories?

To convert kilojoules to kilocalories, divide the number of kilojoules by 4.184. 1 kJ = 0.239006 kcal.

How many kilojoules are in 1 kilocalorie?

1 kcal = 4.184 kJ.

Sources

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: NIST Guide to the SI — Appendix B.8: Factors for Units Listed Alphabetically
  3. NIST: Guide to the SI — Conversion Factors

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