Bulgaria vs Portugal: Solar energy generation by region
Bulgaria
6.83 terawatt-hours
in 2025
Portugal
8.73 terawatt-hours
in 2025
Bulgaria rank
35th
Portugal rank
32nd
Solar energy generation by region over time
- Bulgaria
- Portugal
How they compare
Portugal currently reports 8.73 terawatt-hours against 6.83 terawatt-hours in Bulgaria, a difference of 1.9 terawatt-hours.
That makes Portugal's figure about 1.3 times Bulgaria's.
The two have swapped places 2 times across 36 shared years of data; in 1990 it was Portugal ahead.
Bulgaria ranks 35th and Portugal ranks 32nd of 79 countries.
Across the 4 decades both report, Bulgaria averaged higher in 1 and Portugal in 3.
Head to head by decade
| Decade | Bulgaria | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0 terawatt-hours | 0.0004 terawatt-hours | 0.0004 terawatt-hours | Portugal |
| 2000s | 0.0003 terawatt-hours | 0.0244 terawatt-hours | 0.0241 terawatt-hours | Portugal |
| 2010s | 1.05 terawatt-hours | 0.6954 terawatt-hours | 0.3522 terawatt-hours | Bulgaria |
| 2020s | 3.48 terawatt-hours | 4.74 terawatt-hours | 1.26 terawatt-hours | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation by region, Bulgaria or Portugal?
- Portugal, at 8.73 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 Portugal?
- 1.9 terawatt-hours, with Portugal ahead.
- How many years of comparable data are there for Bulgaria and Portugal?
- 36 years are reported by both, from 1990 to 2025.
- How do Bulgaria and Portugal rank globally for solar energy generation by region?
- Bulgaria ranks 35th and Portugal ranks 32nd 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.