Iceland vs Thailand: Renewable energy
Iceland
56.33 terawatt-hours
in 2025
Thailand
66.88 terawatt-hours
in 2025
Iceland rank
15th
Thailand rank
13th
Renewable energy over time
- Iceland
- Thailand
How they compare
Thailand currently reports 66.88 terawatt-hours against 56.33 terawatt-hours in Iceland, a difference of 10.55 terawatt-hours.
That makes Thailand's figure about 1.2 times Iceland's.
The two have swapped places 2 times across 61 shared years of data; in 1965 it was Thailand ahead.
Iceland ranks 15th and Thailand ranks 13th of 79 countries.
Across the 7 decades both report, Iceland averaged higher in 6 and Thailand in 1.
Head to head by decade
| Decade | Iceland | Thailand | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0038 terawatt-hours | 0 terawatt-hours | 0.0038 terawatt-hours | Iceland |
| 1970s | 0.1931 terawatt-hours | 0 terawatt-hours | 0.1931 terawatt-hours | Iceland |
| 1980s | 1.79 terawatt-hours | 0.0172 terawatt-hours | 1.78 terawatt-hours | Iceland |
| 1990s | 4.09 terawatt-hours | 0.4735 terawatt-hours | 3.61 terawatt-hours | Iceland |
| 2000s | 23.55 terawatt-hours | 4.75 terawatt-hours | 18.8 terawatt-hours | Iceland |
| 2010s | 52.13 terawatt-hours | 35.38 terawatt-hours | 16.75 terawatt-hours | Iceland |
| 2020s | 58.84 terawatt-hours | 74.92 terawatt-hours | 16.08 terawatt-hours | Thailand |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher renewable energy, Iceland or Thailand?
- Thailand, at 66.88 terawatt-hours against 56.33 terawatt-hours in Iceland as of 2025.
- What is the difference in renewable energy between Iceland and Thailand?
- 10.55 terawatt-hours, with Thailand ahead.
- How many years of comparable data are there for Iceland and Thailand?
- 61 years are reported by both, from 1965 to 2025.
- How do Iceland and Thailand rank globally for renewable energy?
- Iceland ranks 15th and Thailand ranks 13th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Renewable energy. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours of total energy supply.