Kilojoules to Joules converter
kJ to J — 1 kcal = 4,184 J
—
Convert Kilojoules to all units
J Joules—
cal Calories—
kcal Kilocalories—
Wh Watt Hours—
kWh Kilowatt Hours—
BTU Btu—
eV Electronvolts—
Advertisement
Conversion Formula
Kilojoules to Joules: 1 kcal = 4,184 J
Example: To convert 500 kcal to joules: 500 × 4,184 = 2,092,000 J
Quick Reference: Kilojoules to Joules
| Kilojoules | Joules |
|---|---|
| 1 kJ | 1,000 J |
| 5 kJ | 5,000 J |
| 10 kJ | 10,000 J |
| 25 kJ | 25,000 J |
| 50 kJ | 50,000 J |
| 100 kJ | 100,000 J |
| 500 kJ | 500,000 J |
| 1,000 kJ | 1,000,000 J |
Frequently Asked Questions
How do I convert Kilojoules to Joules?
Multiply your kilojoules value by the conversion factor. To convert 500 kcal to joules: 500 × 4,184 = 2,092,000 J. You can also use the converter above for instant results.
What is kJ in J?
1 kJ equals 1,000 J. This is based on the standard conversion factor: 1 kcal = 4,184 J.
Is this converter accurate?
Yes. ConvertFast uses precise conversion factors computed client-side in your browser. Results are accurate to 6 significant digits, which covers all practical use cases.