Kilojoules to Kilocalories
Convert kilojoules (kJ) to kilocalories (kcal). Type in either box; the other updates as you go.
How to convert kilojoules to kilocalories
To convert kilojoules to kilocalories, divide the number of kilojoules by 4.184.
Example
Convert 5 kilojoules to kilocalories:
Kilojoule to kilocalorie conversion chart
| Kilojoules (kJ) | Kilocalories (kcal) |
|---|---|
| 1 kJ | 0.2390057 kcal |
| 2 kJ | 0.4780115 kcal |
| 3 kJ | 0.7170172 kcal |
| 4 kJ | 0.9560229 kcal |
| 5 kJ | 1.195029 kcal |
| 6 kJ | 1.434034 kcal |
| 7 kJ | 1.67304 kcal |
| 8 kJ | 1.912046 kcal |
| 9 kJ | 2.151052 kcal |
| 10 kJ | 2.390057 kcal |
| 12 kJ | 2.868069 kcal |
| 15 kJ | 3.585086 kcal |
| 20 kJ | 4.780115 kcal |
| 25 kJ | 5.975143 kcal |
| 30 kJ | 7.170172 kcal |
| 40 kJ | 9.560229 kcal |
| 50 kJ | 11.95029 kcal |
| 60 kJ | 14.34034 kcal |
| 70 kJ | 16.7304 kcal |
| 75 kJ | 17.92543 kcal |
| 80 kJ | 19.12046 kcal |
| 90 kJ | 21.51052 kcal |
| 100 kJ | 23.90057 kcal |
| 150 kJ | 35.85086 kcal |
| 200 kJ | 47.80115 kcal |
| 250 kJ | 59.75143 kcal |
| 500 kJ | 119.5029 kcal |
| 1,000 kJ | 239.0057 kcal |
Going the other way? See the kilocalories to kilojoules chart.
About the units
Kilojoule (kJ)
A kilojoule is 1,000 joules. Food labels in Australia and Europe give energy in kJ next to kcal.
Kilocalorie (kcal)
A kilocalorie is 1,000 small calories. The "Calories" on US food labels are kilocalories.
Frequently asked questions
How many kilocalories are in a kilojoule?
There are 0.2390057361 kilocalories in a kilojoule.
How many kilojoules are in a kilocalorie?
There are 4.184 kilojoules in a kilocalorie.
How do you convert kilojoules to kilocalories?
To convert kilojoules to kilocalories, divide the number of kilojoules by 4.184.
What is 5 kilojoules in kilocalories?
5 kilojoules equals 1.19503 kilocalories.
Convert between joules, calories, kilocalories, kilowatt-hours and BTU. Open the energy converter to see a value in every unit at once.