1 Kilowatt-Hour To Megajoule

Convert between chemical, electrical and physical energy units.

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Common Benchmarks

Gasoline liter 34 MJ
Phone battery 40 kJ
Food calorie 4184 J
Microwave 10 minutes 0.17 kWh
100 W bulb for 1 hour 0.1 kWh
Boil 1 liter water 334 kJ

Frequently Asked Questions

How many megajoules is 1 kilowatt-hour?

1 kilowatt-hour equals 3.6 megajoules.

How many kilowatt-hours is 1 megajoule?

1 megajoule equals 0.277777777778 kilowatt-hours.

What is the difference between kilowatt-hours and megajoules?

Both measure energy in SI. The main difference is usually scale: some units are convenient for smaller values, while others are used to express larger values more practically.

Where are kilowatt-hours and megajoules used?

They are used in physics and engineering to measure work, energy, and heat; the most practical unit depends on the magnitude.

Why does 1 kilowatt-hour equal 3.6 megajoules?

Because the units are defined with a fixed relationship. To convert kilowatt-hours to megajoules, multiply by that factor.

How do you convert kilowatt-hours to megajoules?

Multiply the value in kilowatt-hours by 3.6 to get megajoules.