Samoa vs Tonga: Solar (photovoltaic) panels cumulative capacity
Samoa
0.0157 gigawatts
in 2025
Tonga
0.0151 gigawatts
in 2025
Samoa rank
153rd
Tonga rank
156th
Solar (photovoltaic) panels cumulative capacity over time
- Samoa
- Tonga
How they compare
Samoa currently reports 0.0157 gigawatts against 0.0151 gigawatts in Tonga, a difference of 0.0006 gigawatts.
The two have swapped places 2 times across 18 shared years of data; in 2008 it was Samoa ahead.
Samoa ranks 153rd and Tonga ranks 156th of 199 countries.
Samoa has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Samoa | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 0 gigawatts | 0 gigawatts | 0 gigawatts | Samoa |
| 2010s | 0.0071 gigawatts | 0.0034 gigawatts | 0.0037 gigawatts | Samoa |
| 2020s | 0.0157 gigawatts | 0.012 gigawatts | 0.0038 gigawatts | Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar (photovoltaic) panels cumulative capacity, Samoa or Tonga?
- Samoa, at 0.0157 gigawatts against 0.0151 gigawatts in Tonga as of 2025.
- What is the difference in solar (photovoltaic) panels cumulative capacity between Samoa and Tonga?
- 0.0006 gigawatts, with Samoa ahead.
- How many years of comparable data are there for Samoa and Tonga?
- 18 years are reported by both, from 2008 to 2025.
- How do Samoa and Tonga rank globally for solar (photovoltaic) panels cumulative capacity?
- Samoa ranks 153rd and Tonga ranks 156th of 199 countries.
- Where does this data come from?
- IRENA (2026) β processed by Our World in Data, published as Solar (photovoltaic) panels cumulative capacity. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Solar photovoltaic (on-grid) electricity installed capacity, measured in gigawatts.