Iceland vs South Korea: Renewable energy
Iceland
56.33 terawatt-hours
in 2025
South Korea
61.52 terawatt-hours
in 2025
Iceland rank
15th
South Korea rank
14th
Renewable energy over time
- Iceland
- South Korea
How they compare
South Korea currently reports 61.52 terawatt-hours against 56.33 terawatt-hours in Iceland, a difference of 5.19 terawatt-hours.
That makes South Korea's figure about 1.1 times Iceland's.
The two have swapped places 2 times across 61 shared years of data; in 1965 it was South Korea ahead.
Iceland ranks 15th and South Korea ranks 14th of 79 countries.
Iceland has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Iceland | South Korea | 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 terawatt-hours | 1.79 terawatt-hours | Iceland |
| 1990s | 4.09 terawatt-hours | 0.2655 terawatt-hours | 3.82 terawatt-hours | Iceland |
| 2000s | 23.55 terawatt-hours | 0.88 terawatt-hours | 22.67 terawatt-hours | Iceland |
| 2010s | 52.13 terawatt-hours | 19.2 terawatt-hours | 32.93 terawatt-hours | Iceland |
| 2020s | 58.84 terawatt-hours | 54.69 terawatt-hours | 4.15 terawatt-hours | Iceland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher renewable energy, Iceland or South Korea?
- South Korea, at 61.52 terawatt-hours against 56.33 terawatt-hours in Iceland as of 2025.
- What is the difference in renewable energy between Iceland and South Korea?
- 5.19 terawatt-hours, with South Korea ahead.
- How many years of comparable data are there for Iceland and South Korea?
- 61 years are reported by both, from 1965 to 2025.
- How do Iceland and South Korea rank globally for renewable energy?
- Iceland ranks 15th and South Korea ranks 14th 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.