Convert watts to gigawatts
1 W = 0.000000001 GW — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1e-9GW
Exact decimal: 0.000000001
As a fraction: 1/1000000000
1 W = 0.000000001 GW
How to convert watts to gigawatts
Multiply the number of watts by 0.000000001 to get gigawatts.
The exact factor is 0.000000001 — as a fraction, 1/1000000000.
Watt to Gigawatt conversion table
| Watts (W) | Gigawatts (GW) |
|---|---|
| 1 W | 1e-9 |
| 2 W | 2e-9 |
| 3 W | 3e-9 |
| 5 W | 5e-9 |
| 10 W | 1e-8 |
| 20 W | 2e-8 |
| 25 W | 2.5e-8 |
| 50 W | 5e-8 |
| 100 W | 0.000 000 1 |
| 250 W | 0.000 000 25 |
| 500 W | 0.000 000 5 |
| 1000 W | 0.000 001 |
Gigawatt to Watt conversion table
| Gigawatts (GW) | Watts (W) |
|---|---|
| 1 GW | 1 000 000 000 |
| 2 GW | 2 000 000 000 |
| 3 GW | 3 000 000 000 |
| 5 GW | 5 000 000 000 |
| 10 GW | 10 000 000 000 |
| 20 GW | 20 000 000 000 |
| 25 GW | 25 000 000 000 |
| 50 GW | 50 000 000 000 |
| 100 GW | 100 000 000 000 |
| 250 GW | 250 000 000 000 |
| 500 GW | 500 000 000 000 |
| 1000 GW | 1 000 000 000 000 |
Frequently asked
How many gigawatts are in a watt?
One watt equals 1e-9 gigawatts (W → GW). That figure is exact, not rounded.
How do you convert watts to gigawatts?
Multiply the number of watts by 0.000000001 to get gigawatts.
What is 1 GW in watts?
One gigawatt is 1000000000 watts.
What is 10 W in GW?
10 W = 1e-8 GW.