Japan vs Spain: Electricity generation from nuclear
Japan
94.09 terawatt-hours
in 2025
Spain
54.07 terawatt-hours
in 2025
Japan rank
6th
Spain rank
9th
Electricity generation from nuclear over time
- Japan
- Spain
How they compare
Japan currently reports 94.09 terawatt-hours against 54.07 terawatt-hours in Spain, a difference of 40.02 terawatt-hours.
That makes Japan's figure about 1.7 times Spain's.
The two have swapped places 6 times across 61 shared years of data; in 1965 it was Japan ahead.
Japan ranks 6th and Spain ranks 9th of 208 countries.
Japan has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Japan | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.6728 terawatt-hours | 0.1824 terawatt-hours | 0.4904 terawatt-hours | Japan |
| 1970s | 27.2 terawatt-hours | 5.79 terawatt-hours | 21.41 terawatt-hours | Japan |
| 1980s | 139.47 terawatt-hours | 27.06 terawatt-hours | 112.4 terawatt-hours | Japan |
| 1990s | 267.4 terawatt-hours | 56.19 terawatt-hours | 211.21 terawatt-hours | Japan |
| 2000s | 287.26 terawatt-hours | 59.89 terawatt-hours | 227.37 terawatt-hours | Japan |
| 2010s | 65.39 terawatt-hours | 58.32 terawatt-hours | 7.07 terawatt-hours | Japan |
| 2020s | 68.74 terawatt-hours | 56.49 terawatt-hours | 12.25 terawatt-hours | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher electricity generation from nuclear, Japan or Spain?
- Japan, at 94.09 terawatt-hours against 54.07 terawatt-hours in Spain as of 2025.
- What is the difference in electricity generation from nuclear between Japan and Spain?
- 40.02 terawatt-hours, with Japan ahead.
- How many years of comparable data are there for Japan and Spain?
- 61 years are reported by both, from 1965 to 2025.
- How do Japan and Spain rank globally for electricity generation from nuclear?
- Japan ranks 6th and Spain ranks 9th 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
Measured in terawatt-hours.