Choose a Measurement
Select a measurement and convert between different units
Single conversion
To convert from Gigajoule (GJ) to Gigawatt-hour (GWh), use the following formula:
Let's convert 5 Gigajoule (GJ) to Gigawatt-hour (GWh).
Using the formula:
Therefore, 5 Gigajoule (GJ) is equal to Gigawatt-hour (GWh).
Here are some quick reference conversions from Gigajoule (GJ) to Gigawatt-hour (GWh):
| Gigajoules | Gigawatt-hours |
|---|---|
| 0.000001 GJ | GWh |
| 0.001 GJ | GWh |
| 0.1 GJ | GWh |
| 1 GJ | GWh |
| 2 GJ | GWh |
| 3 GJ | GWh |
| 4 GJ | GWh |
| 5 GJ | GWh |
| 6 GJ | GWh |
| 7 GJ | GWh |
| 8 GJ | GWh |
| 9 GJ | GWh |
| 10 GJ | GWh |
| 20 GJ | GWh |
| 30 GJ | GWh |
| 40 GJ | GWh |
| 50 GJ | GWh |
| 100 GJ | GWh |
| 1000 GJ | GWh |
| 10000 GJ | GWh |
For all Energy converters, choose units using the From/To dropdowns above.
Ever looked at your energy bill and wondered what a Gigajoule (GJ) is?
It's a standard unit used to measure energy, just like a kilowatt-hour is for electricity or a gallon is for gasoline.
Specifically, a Gigajoule (GJ) is a metric unit of energy in the International System of Units (SI).
One gigajoule is equal to one billion Joules ( J).
A single gigajoule contains a significant amount of energy. To put it into perspective, one GJ is roughly equivalent to:
This makes it an efficient unit for measuring large-scale energy consumption, such as heating your home or powering industrial processes.
You'll most commonly encounter the gigajoule in a few key areas:
Understanding how the gigajoule compares to other units helps compare the costs and efficiencies of different energy sources.
Here are some key gigajoule conversions:
Have you ever heard terms like "gigawatt-hour" and wondered what they actually mean?
Understanding energy units like the Gigawatt-hour (GWh) is key to grasping the scale of power generation and power consumption in our modern world.
This article breaks down what a GWh is, how it compares to other units, and why it's so crucial for measuring renewable energy.
A Gigawatt-hour (GWh) is a unit used to measure a massive amount of energy.
To be precise, one GWh is equivalent to 3.6 trillion Joules ( J).
So, how much energy is a GWh? A single gigawatt-hour is enough to power about 100,000 homes for a full day or a major city like San Francisco for several hours.
This unit is commonly used to describe the energy consumption of large cities or the output of major power plants, providing a tangible scale for understanding national or regional electricity usage.
The gigawatt-hour is part of a clear system of energy measurement.
One Gigawatt-hour (GWh) is equivalent to 1,000 Megawatt-hours (MWh) or 1,000,000 Kilowatt-hours (kWh).
While your monthly electricity bill is measured in the much smaller kilowatt-hour (kWh), utility-scale projects are measured in GWh. This highlights the vast difference between your home's energy use and the amount of power generated for an entire community.
Gigawatt-hours are a critical metric for tracking the output of large-scale renewable energy facilities, such as wind farms, solar arrays, and hydroelectric dams.
For example, a large offshore wind farm's annual energy production is often stated in GWh.
This allows for a direct comparison of its capacity to contribute to the power grid and displace fossil fuels.