Bulgaria vs Portugal: Share of primary energy use by source
Bulgaria
13.9%
in 2025
Portugal
18.8%
in 2025
Bulgaria rank
58th
Portugal rank
52nd
Share of primary energy use by source over time
- Bulgaria
- Portugal
How they compare
Portugal currently reports 18.8% against 13.9% in Bulgaria, a difference of 4.9%.
That makes Portugal's figure about 1.3 times Bulgaria's.
The two have swapped places 1 time across 61 shared years of data; in 1965 it was Bulgaria ahead.
Bulgaria ranks 58th and Portugal ranks 52nd of 80 countries.
Across the 7 decades both report, Bulgaria averaged higher in 4 and Portugal in 3.
Head to head by decade
| Decade | Bulgaria | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 1.5% | 0.0% | 1.5% | Bulgaria |
| 1970s | 4.5% | 0.0% | 4.5% | Bulgaria |
| 1980s | 14.8% | 0.0% | 14.8% | Bulgaria |
| 1990s | 17.9% | 1.2% | 16.7% | Bulgaria |
| 2000s | 13.4% | 13.6% | 0.3% | Portugal |
| 2010s | 13.9% | 20.2% | 6.3% | Portugal |
| 2020s | 13.9% | 22.4% | 8.4% | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy use by source, Bulgaria or Portugal?
- Portugal, at 18.8% against 13.9% in Bulgaria as of 2025.
- What is the difference in share of primary energy use by source between Bulgaria and Portugal?
- 4.9%, with Portugal ahead.
- How many years of comparable data are there for Bulgaria and Portugal?
- 61 years are reported by both, from 1965 to 2025.
- How do Bulgaria and Portugal rank globally for share of primary energy use by source?
- Bulgaria ranks 58th and Portugal ranks 52nd of 80 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) β with major processing by Our World in Data, published as Share of primary energy use by source. 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.