France vs Japan: Primary energy from nuclear

France
1,182 terawatt-hours
in 2025
Japan
285.05 terawatt-hours
in 2025
France rank
3rd
Japan rank
6th

Primary energy from nuclear over time

  • France
  • Japan
05001.0k1.5k196519952025

How they compare

France currently reports 1,182 terawatt-hours against 285.05 terawatt-hours in Japan, a difference of 896.95 terawatt-hours.

That makes France's figure about 4.1 times Japan's.

The two have swapped places 2 times across 61 shared years of data; in 1965 it was France ahead.

France ranks 3rd and Japan ranks 6th of 213 countries.

Across the 7 decades both report, France averaged higher in 6 and Japan in 1.

Head to head by decade

Decade France Japan Difference Ahead
1960s 6.7 terawatt-hours 2.04 terawatt-hours 4.66 terawatt-hours France
1970s 54.99 terawatt-hours 82.44 terawatt-hours 27.45 terawatt-hours Japan
1980s 586.13 terawatt-hours 422.62 terawatt-hours 163.5 terawatt-hours France
1990s 1,110 terawatt-hours 810.3 terawatt-hours 300.1 terawatt-hours France
2000s 1,319 terawatt-hours 870.48 terawatt-hours 448.59 terawatt-hours France
2010s 1,275 terawatt-hours 198.15 terawatt-hours 1,077 terawatt-hours France
2020s 1,079 terawatt-hours 208.3 terawatt-hours 870.81 terawatt-hours France

Averages of every year both report within each decade.

Frequently asked questions

Which has higher primary energy from nuclear, France or Japan?
France, at 1,182 terawatt-hours against 285.05 terawatt-hours in Japan as of 2025.
What is the difference in primary energy from nuclear between France and Japan?
896.95 terawatt-hours, with France ahead.
How many years of comparable data are there for France and Japan?
61 years are reported by both, from 1965 to 2025.
How do France and Japan rank globally for primary energy from nuclear?
France ranks 3rd and Japan ranks 6th 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.