Kilojoule (kJ)
Convert Kilojoule to Other Units
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About the Kilojoule
Unit Details
Quick Conversions
Reference Chart
Kilojoule Reference Chart - Energy Conversions
Interactive conversion chart showing energy unit relationships. Compare 8 common units with precise calculations.
| Unit | Symbol | Equivalent to 1 aJ |
|---|---|---|
| AttojouleBase Unit | aJ | 1 |
| Btu (International) | Btu | 1.055E21 |
| Btu (Thermochemical) | Btu | 1.054E21 |
| Calorie (International) | cal | 4.187E18 |
| Calorie (Nutritional) | cal | 4.187E21 |
| Calorie (Thermochemical) | cal | 4.184E18 |
| Dyne-Centimeter | dyn cm | 1E11 |
| Electron Volt | eV | 0.16021 |
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Conversion Accuracy
All conversions use official conversion factors and are calculated with maximum precision to ensure professional-grade accuracy.
Comparison Table
Kilojoule Comparison Table
Compare Kilojoule values with 6 other energy units. Quick reference for common conversion values.
| Kilojoule (kJ) | Attojoule (aJ) | Btu (International) (Btu) | Btu (Thermochemical) (Btu) | Calorie (International) (cal) | Calorie (Nutritional) (cal) | Calorie (Thermochemical) (cal) |
|---|---|---|---|---|---|---|
| 1 | 1E21 | 0.947817 | 0.948452 | 238.845897 | 0.238846 | 239.005736 |
| 5 | 5E21 | 4.739085 | 4.742258 | 1,194.229483 | 1.194229 | 1,195.028681 |
| 10 | 1E22 | 9.47817 | 9.484517 | 2,388.458966 | 2.388459 | 2,390.057361 |
| 25 | 2.5E22 | 23.695425 | 23.711291 | 5,971.147416 | 5.971147 | 5,975.143403 |
| 50 | 5E22 | 47.390849 | 47.422583 | 11,942.294831 | 11.942295 | 11,950.286807 |
| 100 | 1E23 | 94.781699 | 94.845165 | 23,884.589663 | 23.88459 | 23,900.573614 |
How to Use This Table
Find the value in Kilojoule in the first column, then read across to see the equivalent values in other energy units.
Precision Note
All conversions are calculated using precise conversion factors with locale-appropriate number formatting for optimal readability.
About the Kilojoule
The Kilojoule (kJ) is a unit of energy measurement. Use our converter above to convert Kilojoule to any other energy unit instantly