Convert Kilocalorie to Kilojoule
1 kilocalorie = 4.184 kilojoules (kcal to kJ).
A kilocalorie is larger than a kilojoule — one kilocalorie contains 4.184 kilojoules. Both units describe energie, and the reverse is just as easy — one kilojoule equals 0.239006 kilocalories. The converter above does this in real time, and the reference chart lists the values that come up most often.
1 kcal = 4.184 kJ
How to convert Kilocalories to Kilojoules
Multiply the kilocalorie value by 4.184 to get kilojoules.
Example: 10 kilocalories = 41.84 kilojoules.
Kilocalorie to Kilojoule Conversion Chart
| Kilocalories | Kilojoules |
|---|---|
| 1 kcal | 4.184 kJ |
| 2 kcal | 8.368 kJ |
| 3 kcal | 12.552 kJ |
| 5 kcal | 20.92 kJ |
| 10 kcal | 41.84 kJ |
| 20 kcal | 83.68 kJ |
| 25 kcal | 104.6 kJ |
| 50 kcal | 209.2 kJ |
| 100 kcal | 418.4 kJ |
| 1000 kcal | 4,184 kJ |
Frequently Asked Questions
- How many kilojoules are in a kilocalorie?
- There are 4.184 kilojoules in 1 kilocalorie.
- How do you convert kilocalories to kilojoules?
- Multiply the kilocalorie value by 4.184 to get kilojoules.
- What is 5 kilocalories in kilojoules?
- 5 kilocalories equals 20.92 kilojoules.
- What is 100 kilocalories in kilojoules?
- 100 kilocalories equals 418.4 kilojoules.
- What is 1 kilojoule in kilocalories?
- 1 kilojoule equals 0.23900574 kilocalories.
- Is this kilocalorie to kilojoule converter free?
- Yes. The converter is free, needs no sign-up, and runs entirely in your browser — the values you enter never leave your device.