Bulgaria vs Slovak Republic: Primary energy use
Bulgaria
193.41 terawatt-hours
in 2025
Slovak Republic
179.9 terawatt-hours
in 2025
Bulgaria rank
70th
Slovak Republic rank
71st
Primary energy use over time
- Bulgaria
- Slovak Republic
How they compare
Bulgaria currently reports 193.41 terawatt-hours against 179.9 terawatt-hours in Slovak Republic, a difference of 13.51 terawatt-hours.
That makes Bulgaria's figure about 1.1 times Slovak Republic's.
The two have swapped places 2 times across 61 shared years of data; in 1965 it was Bulgaria ahead.
Bulgaria ranks 70th and Slovak Republic ranks 71st of 215 countries.
Bulgaria has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Bulgaria | Slovak Republic | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 146.58 terawatt-hours | 112.29 terawatt-hours | 34.28 terawatt-hours | Bulgaria |
| 1970s | 254.59 terawatt-hours | 175.55 terawatt-hours | 79.04 terawatt-hours | Bulgaria |
| 1980s | 338.5 terawatt-hours | 229.11 terawatt-hours | 109.39 terawatt-hours | Bulgaria |
| 1990s | 260.33 terawatt-hours | 207.98 terawatt-hours | 52.35 terawatt-hours | Bulgaria |
| 2000s | 223.52 terawatt-hours | 212.76 terawatt-hours | 10.76 terawatt-hours | Bulgaria |
| 2010s | 210.62 terawatt-hours | 189.14 terawatt-hours | 21.47 terawatt-hours | Bulgaria |
| 2020s | 202.17 terawatt-hours | 183.35 terawatt-hours | 18.82 terawatt-hours | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy use, Bulgaria or Slovak Republic?
- Bulgaria, at 193.41 terawatt-hours against 179.9 terawatt-hours in Slovak Republic as of 2025.
- What is the difference in primary energy use between Bulgaria and Slovak Republic?
- 13.51 terawatt-hours, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Slovak Republic?
- 61 years are reported by both, from 1965 to 2025.
- How do Bulgaria and Slovak Republic rank globally for primary energy use?
- Bulgaria ranks 70th and Slovak Republic ranks 71st of 215 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 Primary energy use. 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.