Singapore vs Slovenia: Solar energy generation by region
Singapore
1.63 terawatt-hours
in 2025
Slovenia
1.54 terawatt-hours
in 2025
Singapore rank
57th
Slovenia rank
59th
Solar energy generation by region over time
- Singapore
- Slovenia
How they compare
Singapore currently reports 1.63 terawatt-hours against 1.54 terawatt-hours in Slovenia, a difference of 0.09 terawatt-hours.
That makes Singapore's figure about 1.1 times Slovenia's.
The two have swapped places 3 times across 36 shared years of data; in 1990 it was Slovenia ahead.
Singapore ranks 57th 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 | Singapore | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 2000s | 0.0002 terawatt-hours | 0.0005 terawatt-hours | 0.0003 terawatt-hours | Slovenia |
| 2010s | 0.0646 terawatt-hours | 0.2097 terawatt-hours | 0.1451 terawatt-hours | Slovenia |
| 2020s | 0.8666 terawatt-hours | 0.8761 terawatt-hours | 0.0094 terawatt-hours | Slovenia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation by region, Singapore or Slovenia?
- Singapore, at 1.63 terawatt-hours against 1.54 terawatt-hours in Slovenia as of 2025.
- What is the difference in solar energy generation by region between Singapore and Slovenia?
- 0.09 terawatt-hours, with Singapore ahead.
- How many years of comparable data are there for Singapore and Slovenia?
- 36 years are reported by both, from 1990 to 2025.
- How do Singapore and Slovenia rank globally for solar energy generation by region?
- Singapore ranks 57th 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.