Convert Gigawatts to Kilowatts

Gigawatts

Accepts decimals and fractions, like 1.5 or 1 1/2.

Quick presets:

Keyboard shortcut: press S to swap units.

Kilowatts

Round to 2 decimals

Contextual examples

1 Gigawatts = 1,000,000 Kilowatts
10 Gigawatts = 10,000,000 Kilowatts
100 Gigawatts = 100,000,000 Kilowatts
1000 Gigawatts = 1,000,000,000 Kilowatts

Kilowatts to Gigawatts

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How many kilowatts in a gigawatts?

In 1 gigawatts there are 1,000,000 kilowatts. Meanwhile in 1 kilowatts there are 0.00000100000 gigawatts. Keep reading to learn more about each unit of measure and how they are calculated. Or just use the Gigawatts to Kilowatts calculator above to convert any number.

* Values rounded for readability — use the calculator above for full precision

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Kilowatts to Gigawatts Gigawatts to Watts Watts to Kilowatts Gigawatts to Megawatts Megawatts to Kilowatts Gigawatts to Terawatts Terawatts to Kilowatts Gigawatts to Petawatts

How does this converter work?

The Calculate Box tool to convert gigawatts to kilowatts uses the open source script Convert.js to convert units of measurement. To use this tool, simply type a gigawatts value in the box and have it instantly converted to kilowatts.

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Convert Gigawatts to Kilowatts

Convert gigawatts (GW) to kilowatts (kW) in seconds with this simple calculator. Enter a value in GW to get an exact kW result for power, energy use, and engineering work.

Gigawatts

Accepts decimals and fractions, like 1.5 or 1 1/2.

Quick presets:

Keyboard shortcut: press S to swap units.

Kilowatts

Round to 2 decimals

Contextual examples

1 Gigawatts = 1,000,000 Kilowatts
10 Gigawatts = 10,000,000 Kilowatts
100 Gigawatts = 100,000,000 Kilowatts
1000 Gigawatts = 1,000,000,000 Kilowatts

Kilowatts to Gigawatts

Swap

How many kilowatts in a gigawatts?

* Values rounded for readability — use the calculator above for full precision

How to convert gigawatts to kilowatts?

To convert gigawatts (GW) to kilowatts (kW), use this fixed power conversion:

1 GW = 1,000,000 kW

Conversion formula

kW = GW × 1,000,000

Quick examples

0.5 GW = 0.5 × 1,000,000 = 500,000 kW
2 GW = 2 × 1,000,000 = 2,000,000 kW
0.003 GW = 0.003 × 1,000,000 = 3,000 kW

Tip: Moving from GW to kW means you go to a smaller unit, so the number gets bigger.

Frequently asked questions

How many kilowatts are in a gigawatt?

There are 1,000,000 kilowatts (kW) in 1 gigawatt (GW).
Gigawatt-to-kilowatt conversion: kW = GW × 1,000,000.

How do you convert gigawatts to kilowatts?

Multiply the gigawatt value by 1,000,000.
Example: 2.5 GW = 2.5 × 1,000,000 = 2,500,000 kW.

What is the formula for GW to kW conversion?

Use this simple formula:
kW = GW × 10^6
This works because the prefix giga means one billion, and kilo means one thousand.

Why is 1 GW equal to 1,000,000 kW?

A watt is the base unit.

1 GW = 1,000,000,000 W
1 kW = 1,000 W
Divide: 1,000,000,000 W ÷ 1,000 W = 1,000,000 kW.

What are common examples of gigawatts and kilowatts?

Gigawatts often describe large power systems, while kilowatts fit smaller loads.

A large power plant output may be measured in GW.
A home’s power draw and many machines are often measured in kW.

Is gigawatt-to-kilowatt a power conversion or an energy conversion?

It’s a power conversion.

GW and kW measure power (rate of energy use).
Energy uses time-based units like kWh or GWh.

How do I convert GW to kW for electricity use over time?

First convert power, then apply time if you need energy.

Convert: kW = GW × 1,000,000
Then energy: kWh = kW × hours
Example: 0.003 GW for 4 hours
0.003 GW = 3,000 kW, then 3,000 kW × 4 h = 12,000 kWh.

Can gigawatts be converted to kilowatt-hours?

Not by itself. GW is power, kWh is energy.
You need time:
kWh = (GW × 1,000,000) × hours.

What is a quick rule of thumb for converting GW to kW?

Move the decimal and add zeros based on millions.

1 GW = 1,000,000 kW
0.1 GW = 100,000 kW
0.01 GW = 10,000 kW.

Does the GW to kW conversion change for AC or DC power?

No. The unit conversion stays the same.
AC and DC affect how power is measured and used, but 1 GW always equals 1,000,000 kW.

What’s the difference between kW, MW, and GW?

They are all power units with different sizes.

1 kW = 1,000 W
1 MW = 1,000,000 W = 1,000 kW
1 GW = 1,000,000,000 W = 1,000 MW = 1,000,000 kW.

What is the reverse conversion from kilowatts to gigawatts?

Divide kilowatts by 1,000,000.
Gigawatt conversion: GW = kW ÷ 1,000,000.

Related calculators

Use these next if you want similar conversions or tools.

Kilowatts to Gigawatts Gigawatts to Watts Watts to Kilowatts Gigawatts to Megawatts Megawatts to Kilowatts Gigawatts to Terawatts Terawatts to Kilowatts Gigawatts to Petawatts