Megajoule (MJ)
Convert Megajoule to Other Units
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About the Megajoule
Unit Details
Quick Conversions
Reference Chart
Megajoule 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 |
Quick Reference
About Energy
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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
Megajoule Comparison Table
Compare Megajoule values with 6 other energy units. Quick reference for common conversion values.
| Megajoule (MJ) | Attojoule (aJ) | Btu (International) (Btu) | Btu (Thermochemical) (Btu) | Calorie (International) (cal) | Calorie (Nutritional) (cal) | Calorie (Thermochemical) (cal) |
|---|---|---|---|---|---|---|
| 1 | 1E24 | 947.816988 | 948.451653 | 238,845.896627 | 238.845897 | 239,005.736138 |
| 5 | 5E24 | 4,739.08494 | 4,742.258263 | 1.194E6 | 1,194.229483 | 1.195E6 |
| 10 | 1E25 | 9,478.169879 | 9,484.516527 | 2.388E6 | 2,388.458966 | 2.39E6 |
| 25 | 2.5E25 | 23,695.424698 | 23,711.291317 | 5.971E6 | 5,971.147416 | 5.975E6 |
| 50 | 5E25 | 47,390.849396 | 47,422.582634 | 1.194E7 | 11,942.294831 | 1.195E7 |
| 100 | 1E26 | 94,781.698791 | 94,845.165268 | 2.388E7 | 23,884.589663 | 2.39E7 |
How to Use This Table
Find the value in Megajoule 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 Megajoule
The Megajoule (MJ) is a unit of energy measurement. Use our converter above to convert Megajoule to any other energy unit instantly