What is megajoule?

A megajoule is a unit of energy equal to one million joules. It is used in industrial energy calculations, explosive yield estimations, and large-scale thermodynamic systems.

What is kilojoule?

A kilojoule is a unit of energy equal to 1,000 joules. It is commonly used in nutrition to express the energy content of food, as well as in thermodynamics and mechanical engineering.

Worked examples

1 megajoule = 1,000 kilojoule

1 kilojoule = 1,000 joule

More Energy conversions

• Convert megajoule to joule
• Convert megajoule to kilojoule
• Convert megajoule to kilowatt hour
• Convert megajoule to calorie (thermochemical)
• Convert megajoule to kilocalorie (dietary)
• Convert megajoule to watt hour
• Convert megajoule to electronvolt
• Convert megajoule to British thermal unit
• Convert megajoule to therm (US)

Assumption: calorie means thermochemical calorie, and therm means US therm.