Bulgaria vs Estonia: Primary energy use by source
Bulgaria
1.28 terawatt-hours
in 2025
Estonia
1.47 terawatt-hours
in 2025
Bulgaria rank
46th
Estonia rank
45th
Primary energy use by source over time
- Bulgaria
- Estonia
How they compare
Estonia currently reports 1.47 terawatt-hours against 1.28 terawatt-hours in Bulgaria, a difference of 0.19 terawatt-hours.
That makes Estonia's figure about 1.2 times Bulgaria's.
The two have swapped places 2 times across 41 shared years of data; in 1985 it was Estonia ahead.
Bulgaria ranks 46th and Estonia ranks 45th of 79 countries.
Across the 5 decades both report, Bulgaria averaged higher in 2 and Estonia in 1.
Head to head by decade
| Decade | Bulgaria | Estonia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 2000s | 0.0431 terawatt-hours | 0.0564 terawatt-hours | 0.0133 terawatt-hours | Estonia |
| 2010s | 1.25 terawatt-hours | 0.5567 terawatt-hours | 0.6916 terawatt-hours | Bulgaria |
| 2020s | 1.44 terawatt-hours | 0.9281 terawatt-hours | 0.514 terawatt-hours | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy use by source, Bulgaria or Estonia?
- Estonia, at 1.47 terawatt-hours against 1.28 terawatt-hours in Bulgaria as of 2025.
- What is the difference in primary energy use by source between Bulgaria and Estonia?
- 0.19 terawatt-hours, with Estonia ahead.
- How many years of comparable data are there for Bulgaria and Estonia?
- 41 years are reported by both, from 1985 to 2025.
- How do Bulgaria and Estonia rank globally for primary energy use by source?
- Bulgaria ranks 46th and Estonia ranks 45th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as 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 in terawatt-hours of total energy supply.