Kilojoules to Calories
Convert kilojoules (kJ) to calories (cal). Type in either box; the other updates as you go.
How to convert kilojoules to calories
To convert kilojoules to calories, multiply the number of kilojoules by 239.0057361.
Example
Convert 5 kilojoules to calories:
Kilojoule to calorie conversion chart
| Kilojoules (kJ) | Calories (cal) |
|---|---|
| 1 kJ | 239.0057 cal |
| 2 kJ | 478.0115 cal |
| 3 kJ | 717.0172 cal |
| 4 kJ | 956.0229 cal |
| 5 kJ | 1,195.029 cal |
| 6 kJ | 1,434.034 cal |
| 7 kJ | 1,673.04 cal |
| 8 kJ | 1,912.046 cal |
| 9 kJ | 2,151.052 cal |
| 10 kJ | 2,390.057 cal |
| 12 kJ | 2,868.069 cal |
| 15 kJ | 3,585.086 cal |
| 20 kJ | 4,780.115 cal |
| 25 kJ | 5,975.143 cal |
| 30 kJ | 7,170.172 cal |
| 40 kJ | 9,560.229 cal |
| 50 kJ | 11,950.29 cal |
| 60 kJ | 14,340.34 cal |
| 70 kJ | 16,730.4 cal |
| 75 kJ | 17,925.43 cal |
| 80 kJ | 19,120.46 cal |
| 90 kJ | 21,510.52 cal |
| 100 kJ | 23,900.57 cal |
| 150 kJ | 35,850.86 cal |
| 200 kJ | 47,801.15 cal |
| 250 kJ | 59,751.43 cal |
| 500 kJ | 119,502.9 cal |
| 1,000 kJ | 239,005.7 cal |
Going the other way? See the calories 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.
Calorie (cal)
A small calorie (thermochemical) is exactly 4.184 joules, the energy to warm one gram of water by about one degree Celsius.
Frequently asked questions
How many calories are in a kilojoule?
There are 239.0057361 calories in a kilojoule.
How many kilojoules are in a calorie?
There are 0.004184 kilojoules in a calorie.
How do you convert kilojoules to calories?
To convert kilojoules to calories, multiply the number of kilojoules by 239.0057361.
What is 5 kilojoules in calories?
5 kilojoules equals 1,195.03 calories.
Convert between joules, calories, kilocalories, kilowatt-hours and BTU. Open the energy converter to see a value in every unit at once.