Kilocalories to Megajoules
Convert kilocalories (kcal) to megajoules (MJ). Type in either box; the other updates as you go.
How to convert kilocalories to megajoules
To convert kilocalories to megajoules, multiply the number of kilocalories by 0.004184.
Example
Convert 5 kilocalories to megajoules:
Kilocalorie to megajoule conversion chart
| Kilocalories (kcal) | Megajoules (MJ) |
|---|---|
| 1 kcal | 0.004184 MJ |
| 2 kcal | 0.008368 MJ |
| 3 kcal | 0.012552 MJ |
| 4 kcal | 0.016736 MJ |
| 5 kcal | 0.02092 MJ |
| 6 kcal | 0.025104 MJ |
| 7 kcal | 0.029288 MJ |
| 8 kcal | 0.033472 MJ |
| 9 kcal | 0.037656 MJ |
| 10 kcal | 0.04184 MJ |
| 12 kcal | 0.050208 MJ |
| 15 kcal | 0.06276 MJ |
| 20 kcal | 0.08368 MJ |
| 25 kcal | 0.1046 MJ |
| 30 kcal | 0.12552 MJ |
| 40 kcal | 0.16736 MJ |
| 50 kcal | 0.2092 MJ |
| 60 kcal | 0.25104 MJ |
| 70 kcal | 0.29288 MJ |
| 75 kcal | 0.3138 MJ |
| 80 kcal | 0.33472 MJ |
| 90 kcal | 0.37656 MJ |
| 100 kcal | 0.4184 MJ |
| 150 kcal | 0.6276 MJ |
| 200 kcal | 0.8368 MJ |
| 250 kcal | 1.046 MJ |
| 500 kcal | 2.092 MJ |
| 1,000 kcal | 4.184 MJ |
Going the other way? See the megajoules to kilocalories chart.
About the units
Kilocalorie (kcal)
A kilocalorie is 1,000 small calories. The "Calories" on US food labels are kilocalories.
Megajoule (MJ)
A megajoule is 1,000,000 joules, about the kinetic energy of a one-tonne car at 160 km/h.
Frequently asked questions
How many megajoules are in a kilocalorie?
There are 0.004184 megajoules in a kilocalorie.
How many kilocalories are in a megajoule?
There are 239.0057361 kilocalories in a megajoule.
How do you convert kilocalories to megajoules?
To convert kilocalories to megajoules, multiply the number of kilocalories by 0.004184.
What is 5 kilocalories in megajoules?
5 kilocalories equals 0.02092 megajoules.
Convert between joules, calories, kilocalories, kilowatt-hours and BTU. Open the energy converter to see a value in every unit at once.