Romania vs Slovenia: Electricity generation from nuclear

Romania
10.2 terawatt-hours
in 2025
Slovenia
5.83 terawatt-hours
in 2025
Romania rank
26th
Slovenia rank
29th

Electricity generation from nuclear over time

  • Romania
  • Slovenia
02.557.51012.5196519952025

How they compare

Romania currently reports 10.2 terawatt-hours against 5.83 terawatt-hours in Slovenia, a difference of 4.37 terawatt-hours.

That makes Romania's figure about 1.7 times Slovenia's.

The two have swapped places 5 times across 36 shared years of data; in 1990 it was Slovenia ahead.

Romania ranks 26th and Slovenia ranks 29th of 208 countries.

Across the 4 decades both report, Romania averaged higher in 3 and Slovenia in 1.

Head to head by decade

Decade Romania Slovenia Difference Ahead
1990s 1.73 terawatt-hours 4.63 terawatt-hours 2.9 terawatt-hours Slovenia
2000s 6.88 terawatt-hours 5.54 terawatt-hours 1.34 terawatt-hours Romania
2010s 11.52 terawatt-hours 5.83 terawatt-hours 5.69 terawatt-hours Romania
2020s 11.02 terawatt-hours 5.82 terawatt-hours 5.2 terawatt-hours Romania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher electricity generation from nuclear, Romania or Slovenia?
Romania, at 10.2 terawatt-hours against 5.83 terawatt-hours in Slovenia as of 2025.
What is the difference in electricity generation from nuclear between Romania and Slovenia?
4.37 terawatt-hours, with Romania ahead.
How many years of comparable data are there for Romania and Slovenia?
36 years are reported by both, from 1990 to 2025.
How do Romania and Slovenia rank globally for electricity generation from nuclear?
Romania ranks 26th and Slovenia ranks 29th of 208 countries.
Where does this data come from?
Ember (2026) and other sources – with major processing by Our World in Data, published as Electricity generation from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Electricity generation from nuclear
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
211 places, 8,460 data points, 1920–2025
Last refreshed

Measured in terawatt-hours.