Belgium vs Switzerland: Primary energy from nuclear

Belgium
71.89 terawatt-hours
in 2025
Switzerland
55.69 terawatt-hours
in 2025
Belgium rank
16th
Switzerland rank
19th

Primary energy from nuclear over time

  • Belgium
  • Switzerland
050100150196519952025

How they compare

Belgium currently reports 71.89 terawatt-hours against 55.69 terawatt-hours in Switzerland, a difference of 16.2 terawatt-hours.

That makes Belgium's figure about 1.3 times Switzerland's.

The two have swapped places 5 times across 61 shared years of data; in 1965 it was Switzerland ahead.

Belgium ranks 16th and Switzerland ranks 19th of 213 countries.

Across the 7 decades both report, Belgium averaged higher in 5 and Switzerland in 2.

Head to head by decade

Decade Belgium Switzerland Difference Ahead
1960s 0.1109 terawatt-hours 0.3242 terawatt-hours 0.2133 terawatt-hours Switzerland
1970s 16.05 terawatt-hours 19.51 terawatt-hours 3.46 terawatt-hours Switzerland
1980s 88.85 terawatt-hours 58.16 terawatt-hours 30.69 terawatt-hours Belgium
1990s 132.99 terawatt-hours 73.41 terawatt-hours 59.58 terawatt-hours Belgium
2000s 142.97 terawatt-hours 81.07 terawatt-hours 61.9 terawatt-hours Belgium
2010s 120.24 terawatt-hours 75.08 terawatt-hours 45.16 terawatt-hours Belgium
2020s 109.37 terawatt-hours 65.32 terawatt-hours 44.05 terawatt-hours Belgium

Averages of every year both report within each decade.

Frequently asked questions

Which has higher primary energy from nuclear, Belgium or Switzerland?
Belgium, at 71.89 terawatt-hours against 55.69 terawatt-hours in Switzerland as of 2025.
What is the difference in primary energy from nuclear between Belgium and Switzerland?
16.2 terawatt-hours, with Belgium ahead.
How many years of comparable data are there for Belgium and Switzerland?
61 years are reported by both, from 1965 to 2025.
How do Belgium and Switzerland rank globally for primary energy from nuclear?
Belgium ranks 16th and Switzerland ranks 19th of 213 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 from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Primary energy from nuclear
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
221 places, 10,754 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.