Estonia vs Slovenia: Solar energy generation by region
Estonia
1.23 terawatt-hours
in 2025
Slovenia
1.54 terawatt-hours
in 2025
Estonia rank
62nd
Slovenia rank
59th
Solar energy generation by region over time
- Estonia
- Slovenia
How they compare
Slovenia currently reports 1.54 terawatt-hours against 1.23 terawatt-hours in Estonia, a difference of 0.31 terawatt-hours.
That makes Slovenia's figure about 1.3 times Estonia's.
Across all 36 years both countries report, Slovenia has been ahead every year.
Estonia ranks 62nd and Slovenia ranks 59th of 79 countries.
Slovenia has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Estonia | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 2000s | 0 terawatt-hours | 0.0005 terawatt-hours | 0.0005 terawatt-hours | Slovenia |
| 2010s | 0.0139 terawatt-hours | 0.2097 terawatt-hours | 0.1957 terawatt-hours | Slovenia |
| 2020s | 0.7018 terawatt-hours | 0.8761 terawatt-hours | 0.1743 terawatt-hours | Slovenia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation by region, Estonia or Slovenia?
- Slovenia, at 1.54 terawatt-hours against 1.23 terawatt-hours in Estonia as of 2025.
- What is the difference in solar energy generation by region between Estonia and Slovenia?
- 0.31 terawatt-hours, with Slovenia ahead.
- How many years of comparable data are there for Estonia and Slovenia?
- 36 years are reported by both, from 1990 to 2025.
- How do Estonia and Slovenia rank globally for solar energy generation by region?
- Estonia ranks 62nd and Slovenia ranks 59th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) – 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.