Hungary vs Slovenia: Primary energy use by source

Hungary
4.49 terawatt-hours
in 2025
Slovenia
5.48 terawatt-hours
in 2025
Hungary rank
57th
Slovenia rank
56th

Primary energy use by source over time

  • Hungary
  • Slovenia
0255075100125196519952025

How they compare

Slovenia currently reports 5.48 terawatt-hours against 4.49 terawatt-hours in Hungary, a difference of 0.99 terawatt-hours.

That makes Slovenia's figure about 1.2 times Hungary's.

The two have swapped places 1 time across 36 shared years of data; in 1990 it was Hungary ahead.

Hungary ranks 57th and Slovenia ranks 56th of 78 countries.

Hungary has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Hungary Slovenia Difference Ahead
1990s 54.66 terawatt-hours 16.35 terawatt-hours 38.31 terawatt-hours Hungary
2000s 38.39 terawatt-hours 17.36 terawatt-hours 21.03 terawatt-hours Hungary
2010s 27.1 terawatt-hours 14.14 terawatt-hours 12.96 terawatt-hours Hungary
2020s 12.27 terawatt-hours 9.02 terawatt-hours 3.25 terawatt-hours Hungary

Averages of every year both report within each decade.

Frequently asked questions

Which has higher primary energy use by source, Hungary or Slovenia?
Slovenia, at 5.48 terawatt-hours against 4.49 terawatt-hours in Hungary as of 2025.
What is the difference in primary energy use by source between Hungary and Slovenia?
0.99 terawatt-hours, with Slovenia ahead.
How many years of comparable data are there for Hungary and Slovenia?
36 years are reported by both, from 1990 to 2025.
How do Hungary and Slovenia rank globally for primary energy use by source?
Hungary ranks 57th and Slovenia ranks 56th of 78 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 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

Indicator
Primary energy use by source
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
81 places, 4,378 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.