Bulgaria vs Portugal: Percentage change energy by source
Bulgaria
24.39
in 2025
Portugal
23.19
in 2025
Bulgaria rank
39th
Portugal rank
40th
Percentage change energy by source over time
- Bulgaria
- Portugal
How they compare
Bulgaria currently reports 24.39 against 23.19 in Portugal, a difference of 1.2.
That makes Bulgaria's figure about 1.1 times Portugal's.
The two have swapped places 2 times across 18 shared years of data; in 2008 it was Bulgaria ahead.
Bulgaria ranks 39th and Portugal ranks 40th of 78 countries.
Across the 3 decades both report, Bulgaria averaged higher in 2 and Portugal in 1.
Head to head by decade
| Decade | Bulgaria | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 1,017 | 180.54 | 836.77 | Bulgaria |
| 2010s | 168.73 | 24.34 | 144.39 | Bulgaria |
| 2020s | 32.45 | 37.12 | 4.67 | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher percentage change energy by source, Bulgaria or Portugal?
- Bulgaria, at 24.39 against 23.19 in Portugal as of 2025.
- What is the difference in percentage change energy by source between Bulgaria and Portugal?
- 1.2, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Portugal?
- 18 years are reported by both, from 2008 to 2025.
- How do Bulgaria and Portugal rank globally for percentage change energy by source?
- Bulgaria ranks 39th and Portugal ranks 40th of 78 countries.
- Where does this data come from?
- Our World in Data, published as Percentage change energy by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.