Kilojoule to Kilocalorie
1 kJ = 0.23901 kcal
Convert Kilojoule (kJ) to Kilocalorie (kcal) with engineering-grade precision. Instant results, formula, and reference table below.
1 Kilojoule ≈0.2390057361 Kilocalorie
How to convert Kilojoule to Kilocalorie (kJ to kcal)
Converting Kilojoules to Kilocalories 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 = 0.239006 kcal
Calculation Example
Let's say you want to convert 5 kJ to kcal:
- Input: 5 kJ
- Calculation: 5 × 0.239006
- Result: 1.1950 kcal
About the Kilojoule to Kilocalorie conversion
The conversion factor from Kilojoule (kJ) to Kilocalorie (kcal) is 0.23901, meaning 1 kJ = 0.23901 kcal and inversely 1 kcal = 4.184 kJ. That makes the Kilocalorie 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 Kilocalorie to Kilojoule converter.
Frequently Asked Questions
How do I convert Kilojoule to Kilocalorie?
To convert Kilojoule to Kilocalorie, you need to multiply the kJ value by 0.239006.
What is the formula for kJ to kcal?
The simple formula is: kcal = kJ × 0.239006.
Which is bigger: Kilojoule or Kilocalorie?
A Kilocalorie is bigger. One Kilocalorie is equal to approx 4.1840 Kilojoules.
How many Kilojoules are in one Kilocalorie?
There are approximately 4.18400 Kilojoules in one Kilocalorie.
Quick Conversion Table
| kJ | kcal |
|---|---|
| 1 | 0.2390 |
| 5 | 1.1950 |
| 10 | 2.3901 |
| 20 | 4.7801 |
| 50 | 11.9503 |
| 100 | 23.9006 |