Portugal vs Thailand: Solar energy generation by region
Portugal
8.73 terawatt-hours
in 2025
Thailand
9.99 terawatt-hours
in 2025
Portugal rank
32nd
Thailand rank
29th
Solar energy generation by region over time
- Portugal
- Thailand
How they compare
Thailand currently reports 9.99 terawatt-hours against 8.73 terawatt-hours in Portugal, a difference of 1.26 terawatt-hours.
That makes Thailand's figure about 1.1 times Portugal's.
The two have swapped places 6 times across 55 shared years of data; in 1971 it was Thailand ahead.
Portugal ranks 32nd and Thailand ranks 29th of 79 countries.
Across the 6 decades both report, Portugal averaged higher in 3 and Thailand in 2.
Head to head by decade
| Decade | Portugal | Thailand | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0.0001 terawatt-hours | 0 terawatt-hours | 0.0001 terawatt-hours | Portugal |
| 1990s | 0.0004 terawatt-hours | 0 terawatt-hours | 0.0004 terawatt-hours | Portugal |
| 2000s | 0.0244 terawatt-hours | 0.0159 terawatt-hours | 0.0086 terawatt-hours | Portugal |
| 2010s | 0.6954 terawatt-hours | 2.4 terawatt-hours | 1.7 terawatt-hours | Thailand |
| 2020s | 4.74 terawatt-hours | 6.62 terawatt-hours | 1.88 terawatt-hours | Thailand |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation by region, Portugal or Thailand?
- Thailand, at 9.99 terawatt-hours against 8.73 terawatt-hours in Portugal as of 2025.
- What is the difference in solar energy generation by region between Portugal and Thailand?
- 1.26 terawatt-hours, with Thailand ahead.
- How many years of comparable data are there for Portugal and Thailand?
- 55 years are reported by both, from 1971 to 2025.
- How do Portugal and Thailand rank globally for solar energy generation by region?
- Portugal ranks 32nd and Thailand ranks 29th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Solar energy generation by region. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures are based on gross generation and do not account for cross-border electricity supply.