Power Converter

Convert between watts and other practical power units.

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Related Conversions
100 mW to GW 150 mW to GW 200 mW to GW 500 mW to GW 660 mW to GW 743 mW to GW 750 mW to GW 908 mW to GW 990 mW to GW 1,000 mW to GW 1,320 mW to GW 3,300 mW to GW
Reverse Conversions
1 GW to mW 2 GW to mW 5 GW to mW 10 GW to mW 75 GW to mW 200 GW to mW 250 GW to mW 750 GW to mW 908 GW to mW 990 GW to mW 1,320 GW to mW 1,650 GW to mW
More Power Conversions
1 MW to kW 10 MW to kW 25 kW to hp 150 hp to kW 500 hp to kW 1,000 W to BTU/h 1,800 W to BTU/h 5,000 BTU/h to W 10,000 hp to kW 24,000 BTU/h to kW 48,000 BTU/h to kW 100,000 W to BTU/h

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Common Benchmarks

Hair dryer 1800 W
Laptop charger 65 W
LED bulb 10 W
Refrigerator average 150 W
Phone fast charge 30 W
Car engine 100 hp

Formula

GW = MW × 0.001

Example

Example: convert 825 megawatts to gigawatts.

825 MW = 0.825 GW

Conversion table

megawatts (MW) gigawatts (GW)
1 MW 0.001 GW
2 MW 0.002 GW
5 MW 0.005 GW
10 MW 0.01 GW
20 MW 0.02 GW
50 MW 0.05 GW
100 MW 0.1 GW

Explanation

These are both units.

How to convert megawatts to gigawatts

  1. Start with the value in megawatts (MW).
  2. Multiply it by 0.001.
  3. The result is the measurement in gigawatts (GW).

Example: 825 MW → 0.825 GW

Frequently Asked Questions

How much is 825 megawatts in gigawatts?

825 megawatts equals 0.825 gigawatts.

How many gigawatts is 1 megawatt?

1 megawatt equals 0.001 gigawatts.

How many megawatts is 1 gigawatt?

1 gigawatt equals 1000 megawatts.

What is the difference between megawatts and gigawatts?

Both measure power, but they are commonly used in different contexts. The watt (W) is the SI unit and is widely used in electrical/device specs, while horsepower (hp) is a traditional unit often used to describe engines and machinery.

Where are megawatts and gigawatts used?

Watts are common in electrical power/consumption (devices, appliances, lighting). Horsepower is commonly used for mechanical power (engines, pumps, compressors, machinery).

Why does 1 megawatt equal 0.001 gigawatts?

Because power units are defined with a fixed relationship, which determines the conversion factor.