Ireland vs Slovakia: Electricity generation

Ireland
30.95 terawatt-hours
in 2025
Slovakia
29.1 terawatt-hours
in 2025
Ireland rank
73rd
Slovakia rank
74th

Electricity generation over time

  • Ireland
  • Slovakia
0102030198520052025

How they compare

Ireland currently reports 30.95 terawatt-hours against 29.1 terawatt-hours in Slovakia, a difference of 1.85 terawatt-hours.

That makes Ireland's figure about 1.1 times Slovakia's.

The two have swapped places 3 times across 41 shared years of data; in 1985 it was Slovakia ahead.

Ireland ranks 73rd and Slovakia ranks 74th of 214 countries.

Across the 5 decades both report, Ireland averaged higher in 2 and Slovakia in 3.

Head to head by decade

Decade Ireland Slovakia Difference Ahead
1980s 12.97 terawatt-hours 23.48 terawatt-hours 10.51 terawatt-hours Slovakia
1990s 17.64 terawatt-hours 25.33 terawatt-hours 7.68 terawatt-hours Slovakia
2000s 26.2 terawatt-hours 30.13 terawatt-hours 3.93 terawatt-hours Slovakia
2010s 28.52 terawatt-hours 27.54 terawatt-hours 0.978 terawatt-hours Ireland
2020s 31.88 terawatt-hours 28.82 terawatt-hours 3.06 terawatt-hours Ireland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher electricity generation, Ireland or Slovakia?
Ireland, at 30.95 terawatt-hours against 29.1 terawatt-hours in Slovakia as of 2025.
What is the difference in electricity generation between Ireland and Slovakia?
1.85 terawatt-hours, with Ireland ahead.
How many years of comparable data are there for Ireland and Slovakia?
41 years are reported by both, from 1985 to 2025.
How do Ireland and Slovakia rank globally for electricity generation?
Ireland ranks 73rd and Slovakia ranks 74th of 214 countries.
Where does this data come from?
Ember (2026) and other sources – with major processing by Our World in Data, published as Electricity generation. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Ireland vs Slovakia: Electricity generation. Statizoid, drawing on Ember (2026) and other sources – with major processing by Our World in Data. Retrieved 27 September 2026, from https://energy.statizoid.com/compare/electricity-mix/ireland/slovak-republic/

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About this data

Indicator
Electricity generation
Unit
terawatt-hours
Source
Ember (2026) and other sources – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
216 places, 6,724 data points, 1920–2025
Last refreshed

Total electricity generated in each country or region, measured in terawatt-hours.