Kilojoule to Calorie
1 kJ = 239.01 cal
Convert Kilojoule (kJ) to Calorie (cal) with engineering-grade precision. Instant results, formula, and reference table below.
1 Kilojoule ≈239.0057361377 Calorie
How to convert Kilojoule to Calorie (kJ to cal)
Converting Kilojoules to Calories is critical for developers working with international data standards or scientific applications. This tool performs the calculation entirely on your client (browser) using JavaScript/WASM, ensuring zero latency and maximum privacy.
The Formula
1 kJ = 239.006 cal
Calculation Example
Let's say you want to convert 5 kJ to cal:
- Input: 5 kJ
- Calculation: 5 × 239.006
- Result: 1195.0287 cal
About the Kilojoule to Calorie conversion
The conversion factor from Kilojoule (kJ) to Calorie (cal) is 239.01, meaning 1 kJ = 239.01 cal and inversely 1 cal = 0.004184 kJ. That makes the Kilojoule the larger of the two units in the energy category, where the SI base unit is the joule. Every ratio here is derived from the SI/international definition rather than a rounded approximation, so results are stable across repeated conversions.
Need the reverse? Use the Calorie to Kilojoule converter.
Frequently Asked Questions
How do I convert Kilojoule to Calorie?
To convert Kilojoule to Calorie, you need to multiply the kJ value by 239.006.
What is the formula for kJ to cal?
The simple formula is: cal = kJ × 239.006.
Which is bigger: Kilojoule or Calorie?
A Kilojoule is bigger. One Kilojoule is equal to approx 239.0057 Calories.
How many Kilojoules are in one Calorie?
There are approximately 0.00418400 Kilojoules in one Calorie.
Quick Conversion Table
| kJ | cal |
|---|---|
| 1 | 239.0057 |
| 5 | 1195.0287 |
| 10 | 2390.0574 |
| 20 | 4780.1147 |
| 50 | 11950.2868 |
| 100 | 23900.5736 |