South Korea vs Switzerland: Primary energy from fossil fuels, nuclear, and renewables
South Korea
15.5%
in 2025
Switzerland
22.8%
in 2025
South Korea rank
12th
Switzerland rank
9th
Primary energy from fossil fuels, nuclear, and renewables over time
- South Korea
- Switzerland
How they compare
Switzerland currently reports 22.8% against 15.5% in South Korea, a difference of 7.3%.
That makes Switzerland's figure about 1.5 times South Korea's.
Across all 61 years both countries report, Switzerland has been ahead every year.
South Korea ranks 12th and Switzerland ranks 9th of 216 countries.
Switzerland has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | South Korea | Switzerland | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.2% | 0.2% | Switzerland |
| 1970s | 0.4% | 8.9% | 8.5% | Switzerland |
| 1980s | 8.3% | 22.5% | 14.1% | Switzerland |
| 1990s | 12.5% | 25.6% | 13.1% | Switzerland |
| 2000s | 15.5% | 27.0% | 11.5% | Switzerland |
| 2010s | 13.5% | 26.3% | 12.8% | Switzerland |
| 2020s | 14.8% | 25.8% | 11.0% | Switzerland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from fossil fuels, nuclear, and renewables, South Korea or Switzerland?
- Switzerland, at 22.8% against 15.5% in South Korea as of 2025.
- What is the difference in primary energy from fossil fuels, nuclear, and renewables between South Korea and Switzerland?
- 7.3%, with Switzerland ahead.
- How many years of comparable data are there for South Korea and Switzerland?
- 61 years are reported by both, from 1965 to 2025.
- How do South Korea and Switzerland rank globally for primary energy from fossil fuels, nuclear, and renewables?
- South Korea ranks 12th and Switzerland ranks 9th of 216 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Primary energy from fossil fuels, nuclear, and renewables. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of total energy supply.