# Convert Gigajoules to Megajoules

Enter your gigajoule value in the form below to get the value calculated in megajoules.

**Results in Megajoules:**

## How to Convert Gigajoules to Megajoules

Convert gigajoules to megajoules with this simple formula:

Converting a gigajoule energy measurement to a megajoule measurement involves multiplying the energy by the conversion ratio to find the result. One gigajoule is equal to 1,000 megajoules, so to convert simply multiply by 1,000.

**For example:**

Gigajoules and megajoules are both units used to measure energy.
Learn more about energy and
find more energy measurement conversion calculators.
Gigajoules are an SI derived unit of energy and can be abbreviated as *GJ*, for example 1 GJ.
Megajoules are an SI derived unit of energy and can be abbreviated as *MJ*, for example 1 MJ.

## Gigajoule Measurements and Equivalent Megajoule Conversions

Gigajoules | Megajoules |
---|---|

1 GJ | 1,000 MJ |

2 GJ | 2,000 MJ |

3 GJ | 3,000 MJ |

4 GJ | 4,000 MJ |

5 GJ | 5,000 MJ |

6 GJ | 6,000 MJ |

7 GJ | 7,000 MJ |

8 GJ | 8,000 MJ |

9 GJ | 9,000 MJ |

10 GJ | 10,000 MJ |

11 GJ | 11,000 MJ |

12 GJ | 12,000 MJ |

13 GJ | 13,000 MJ |

14 GJ | 14,000 MJ |

15 GJ | 15,000 MJ |

16 GJ | 16,000 MJ |

17 GJ | 17,000 MJ |

18 GJ | 18,000 MJ |

19 GJ | 19,000 MJ |

20 GJ | 20,000 MJ |

21 GJ | 21,000 MJ |

22 GJ | 22,000 MJ |

23 GJ | 23,000 MJ |

24 GJ | 24,000 MJ |

25 GJ | 25,000 MJ |

26 GJ | 26,000 MJ |

27 GJ | 27,000 MJ |

28 GJ | 28,000 MJ |

29 GJ | 29,000 MJ |

30 GJ | 30,000 MJ |

31 GJ | 31,000 MJ |

32 GJ | 32,000 MJ |

33 GJ | 33,000 MJ |

34 GJ | 34,000 MJ |

35 GJ | 35,000 MJ |

36 GJ | 36,000 MJ |

37 GJ | 37,000 MJ |

38 GJ | 38,000 MJ |

39 GJ | 39,000 MJ |

40 GJ | 40,000 MJ |

## More Gigajoule Energy Conversions

**Joules**

- Convert to Joules
- 1 GJ is equal to 1,000,000,000 joules
- Convert to Kilojoules
- 1 GJ is equal to 1,000,000 kilojoules

**Calories**

- Convert to Calories
- 1 GJ is equal to 239,005,736.1 calories
- Convert to Kilocalories
- 1 GJ is equal to 239,005.7 kilocalories
- Convert to Megacalories
- 1 GJ is equal to 239.005736 megacalories

**Watts x Time**

- Convert to Watt-hours
- 1 GJ is equal to 277,777.8 watt-hours
- Convert to Kilowatt-hours
- 1 GJ is equal to 277.777778 kilowatt-hours
- Convert to Megawatt-hours
- 1 GJ is equal to 0.277778 megawatt-hours
- Convert to Watt-seconds
- 1 GJ is equal to 1,000,000,000 watt-seconds

**Thermal Units**

- Convert to British Thermal Units
- 1 GJ is equal to 947,817.1 british thermal units
- Convert to Million BTU
- 1 GJ is equal to 0.947817 million BTU
- Convert to Therms
- 1 GJ is equal to 9.478171 therms
- Convert to Quads
- 1 GJ is equal to 9.4782E-10 quads

**Electronvolts**

- Convert to Electronvolts
- 1 GJ is equal to 6,241,500,000,000,000,443,161,772,032 electronvolts
- Convert to Kiloelectronvolts
- 1 GJ is equal to 6,241,499,999,999,999,833,276,416 kiloelectronvolts
- Convert to Megaelectronvolts
- 1 GJ is equal to 6,241,499,999,999,999,606,784 megaelectronvolts