Ireland vs Slovakia: Primary energy use
Ireland
158.21 terawatt-hours
in 2025
Slovakia
179.9 terawatt-hours
in 2025
Ireland rank
73rd
Slovakia rank
71st
Primary energy use over time
- Ireland
- Slovakia
How they compare
Slovakia currently reports 179.9 terawatt-hours against 158.21 terawatt-hours in Ireland, a difference of 21.69 terawatt-hours.
That makes Slovakia's figure about 1.1 times Ireland's.
Across all 61 years both countries report, Slovakia has been ahead every year.
Ireland ranks 73rd and Slovakia ranks 71st of 219 countries.
Slovakia has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Ireland | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 81.98 terawatt-hours | 112.29 terawatt-hours | 30.31 terawatt-hours | Slovakia |
| 1970s | 85.71 terawatt-hours | 175.55 terawatt-hours | 89.84 terawatt-hours | Slovakia |
| 1980s | 100.63 terawatt-hours | 229.11 terawatt-hours | 128.48 terawatt-hours | Slovakia |
| 1990s | 133.02 terawatt-hours | 207.98 terawatt-hours | 74.96 terawatt-hours | Slovakia |
| 2000s | 182.15 terawatt-hours | 212.76 terawatt-hours | 30.61 terawatt-hours | Slovakia |
| 2010s | 164.83 terawatt-hours | 189.14 terawatt-hours | 24.31 terawatt-hours | Slovakia |
| 2020s | 160.26 terawatt-hours | 183.35 terawatt-hours | 23.09 terawatt-hours | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy use, Ireland or Slovakia?
- Slovakia, at 179.9 terawatt-hours against 158.21 terawatt-hours in Ireland as of 2025.
- What is the difference in primary energy use between Ireland and Slovakia?
- 21.69 terawatt-hours, with Slovakia ahead.
- How many years of comparable data are there for Ireland and Slovakia?
- 61 years are reported by both, from 1965 to 2025.
- How do Ireland and Slovakia rank globally for primary energy use?
- Ireland ranks 73rd and Slovakia ranks 71st of 219 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – 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.