Energy unit converter
Convert between kilojoules (kJ) and kilocalories (kcal). Enter a value in either unit and get the equivalent in the other.
Both kilojoules (kJ) and kilocalories (kcal) measure energy in food. Calories are commonly used in the US, UK, and Canada, while kilojoules are standard in Australia, New Zealand, and many other countries. They measure exactly the same thing — just in different units.
Divide kilojoules by 4.184 to get kilocalories
Multiply kilocalories by 4.184 to get kilojoules
| kcal | kJ | Context |
|---|---|---|
| 100 | 418 | Small snack |
| 500 | 2,092 | Typical meal |
| 2,000 | 8,368 | Daily intake (avg) |
| 2,500 | 10,460 | Active adult |