Power Converter

Convert between watts and other practical power units.

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Related Conversions
2 mW to GW 25 mW to GW 50 mW to GW 75 mW to GW 100 mW to GW 150 mW to GW 1,000 mW to GW 1,024 mW to GW 1,152 mW to GW 2,048 mW to GW 3,072 mW to GW 25,600 mW to GW
Reverse Conversions
1 GW to mW 25 GW to mW 50 GW to mW 150 GW to mW 500 GW to mW 750 GW to mW 1,024 GW to mW 1,152 GW to mW 2,048 GW to mW 2,560 GW to mW 5,120 GW to mW 25,600 GW to mW
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25 kW to hp 250 kW to hp 300 W to BTU/h 300 hp to kW 400 hp to kW 1,000 W to BTU/h 1,000 kW to hp 4,000 hp to kW 5,000 hp to kW 12,000 BTU/h to kW 36,000 BTU/h to kW 60,000 BTU/h to kW

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Common Benchmarks

E-bike motor 500 W
Toaster 1200 W
Laptop charger 65 W
Refrigerator average 150 W
Desktop PC 300 W
Hair dryer 1800 W

Formula

GW = MW × 0.001

Example

Example: convert 1280 megawatts to gigawatts.

1280 MW = 1.28 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: 1280 MW → 1.28 GW

Frequently Asked Questions

How much is 1280 megawatts in gigawatts?

1280 megawatts equals 1.28 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.