Bulgaria vs Switzerland: Solar energy generation by region
Bulgaria
6.83 terawatt-hours
in 2025
Switzerland
8.09 terawatt-hours
in 2025
Bulgaria rank
35th
Switzerland rank
33rd
Solar energy generation by region over time
- Bulgaria
- Switzerland
How they compare
Switzerland currently reports 8.09 terawatt-hours against 6.83 terawatt-hours in Bulgaria, a difference of 1.26 terawatt-hours.
That makes Switzerland's figure about 1.2 times Bulgaria's.
The two have swapped places 2 times across 36 shared years of data; in 1990 it was Switzerland ahead.
Bulgaria ranks 35th and Switzerland ranks 33rd of 79 countries.
Across the 4 decades both report, Bulgaria averaged higher in 1 and Switzerland in 3.
Head to head by decade
| Decade | Bulgaria | Switzerland | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0 terawatt-hours | 0.0053 terawatt-hours | 0.0053 terawatt-hours | Switzerland |
| 2000s | 0.0003 terawatt-hours | 0.024 terawatt-hours | 0.0237 terawatt-hours | Switzerland |
| 2010s | 1.05 terawatt-hours | 1.02 terawatt-hours | 0.0315 terawatt-hours | Bulgaria |
| 2020s | 3.48 terawatt-hours | 4.78 terawatt-hours | 1.3 terawatt-hours | Switzerland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation by region, Bulgaria or Switzerland?
- Switzerland, at 8.09 terawatt-hours against 6.83 terawatt-hours in Bulgaria as of 2025.
- What is the difference in solar energy generation by region between Bulgaria and Switzerland?
- 1.26 terawatt-hours, with Switzerland ahead.
- How many years of comparable data are there for Bulgaria and Switzerland?
- 36 years are reported by both, from 1990 to 2025.
- How do Bulgaria and Switzerland rank globally for solar energy generation by region?
- Bulgaria ranks 35th and Switzerland ranks 33rd of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) β 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.