Estonia vs Slovakia: Global primary energy use by source
Estonia
3.72 terawatt-hours
in 2025
Slovakia
4.23 terawatt-hours
in 2025
Estonia rank
40th
Slovakia rank
39th
Global primary energy use by source over time
- Estonia
- Slovakia
How they compare
Slovakia currently reports 4.23 terawatt-hours against 3.72 terawatt-hours in Estonia, a difference of 0.51 terawatt-hours.
That makes Slovakia's figure about 1.1 times Estonia's.
The two have swapped places 12 times across 41 shared years of data; in 1985 it was Slovakia ahead.
Estonia ranks 40th and Slovakia ranks 39th of 79 countries.
Across the 5 decades both report, Estonia averaged higher in 1 and Slovakia in 3.
Head to head by decade
| Decade | Estonia | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1990s | 0.0133 terawatt-hours | 0 terawatt-hours | 0.0133 terawatt-hours | Estonia |
| 2000s | 0.1879 terawatt-hours | 0.7222 terawatt-hours | 0.5343 terawatt-hours | Slovakia |
| 2010s | 2.91 terawatt-hours | 3.99 terawatt-hours | 1.07 terawatt-hours | Slovakia |
| 2020s | 4.61 terawatt-hours | 4.75 terawatt-hours | 0.1373 terawatt-hours | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher global primary energy use by source, Estonia or Slovakia?
- Slovakia, at 4.23 terawatt-hours against 3.72 terawatt-hours in Estonia as of 2025.
- What is the difference in global primary energy use by source between Estonia and Slovakia?
- 0.51 terawatt-hours, with Slovakia ahead.
- How many years of comparable data are there for Estonia and Slovakia?
- 41 years are reported by both, from 1985 to 2025.
- How do Estonia and Slovakia rank globally for global primary energy use by source?
- Estonia ranks 40th and Slovakia ranks 39th 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 Global 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.