Slovenia vs Switzerland: Primary energy from fossil fuels, nuclear, and renewables
Slovenia
25.7%
in 2025
Switzerland
22.8%
in 2025
Slovenia rank
5th
Switzerland rank
9th
Primary energy from fossil fuels, nuclear, and renewables over time
- Slovenia
- Switzerland
How they compare
Slovenia currently reports 25.7% against 22.8% in Switzerland, a difference of 2.9%.
That makes Slovenia's figure about 1.1 times Switzerland's.
The two have swapped places 5 times across 36 shared years of data; in 1990 it was Switzerland ahead.
Slovenia ranks 5th and Switzerland ranks 9th of 216 countries.
Switzerland has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Slovenia | Switzerland | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 20.6% | 25.6% | 5.0% | Switzerland |
| 2000s | 21.2% | 27.0% | 5.8% | Switzerland |
| 2010s | 23.3% | 26.3% | 3.1% | Switzerland |
| 2020s | 25.4% | 25.8% | 0.4% | Switzerland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from fossil fuels, nuclear, and renewables, Slovenia or Switzerland?
- Slovenia, at 25.7% against 22.8% in Switzerland as of 2025.
- What is the difference in primary energy from fossil fuels, nuclear, and renewables between Slovenia and Switzerland?
- 2.9%, with Slovenia ahead.
- How many years of comparable data are there for Slovenia and Switzerland?
- 36 years are reported by both, from 1990 to 2025.
- How do Slovenia and Switzerland rank globally for primary energy from fossil fuels, nuclear, and renewables?
- Slovenia ranks 5th 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.