Megajoules to Gigajoules Converter

Convert Megajoules (MJ) to Gigajoules (GJ) instantly. 1 Megajoule = 0.001 Gigajoules.

Megajoules to Gigajoules 13 units

Common Energy Conversions

Megajoules to Gigajoules Conversion Table

Megajoules (MJ) Gigajoules (GJ)
0.01 MJ 0.00001 GJ
0.1 MJ 0.0001 GJ
0.5 MJ 0.0005 GJ
1 MJ 0.001 GJ
2 MJ 0.002 GJ
5 MJ 0.005 GJ
10 MJ 0.01 GJ
25 MJ 0.025 GJ
50 MJ 0.05 GJ
100 MJ 0.1 GJ
250 MJ 0.25 GJ
500 MJ 0.5 GJ
1000 MJ 1 GJ
5000 MJ 5 GJ
10000 MJ 10 GJ

📐 How to Convert Megajoules to Gigajoules

Multiply the Megajoule value by 0.001 to get Gigajoules.

Example: 10 Megajoules × 0.001 = 0.01 Gigajoules

To go the other way, multiply by 1000. Use the reverse converter →

Frequently Asked Questions

Q How many Gigajoules in a Megajoule?
1 Megajoule equals 0.001 Gigajoules.
Q How do I convert Megajoules to Gigajoules?
Multiply your Megajoule value by 0.001 to get the result in Gigajoules.

ℹ️ About These Units

Megajoule
MJ

A unit of energy commonly used in measurement systems worldwide.

Gigajoule
GJ

A unit of energy used alongside and interchangeable with other standard units.