Japan vs Sweden: Hydropower generation by region
Japan
74.25 terawatt-hours
in 2025
Sweden
68.34 terawatt-hours
in 2025
Japan rank
9th
Sweden rank
11th
Hydropower generation by region over time
- Japan
- Sweden
How they compare
Japan currently reports 74.25 terawatt-hours against 68.34 terawatt-hours in Sweden, a difference of 5.91 terawatt-hours.
That makes Japan's figure about 1.1 times Sweden's.
The two have swapped places 2 times across 61 shared years of data; in 1965 it was Japan ahead.
Japan ranks 9th and Sweden ranks 11th of 79 countries.
Japan has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Japan | Sweden | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 74.55 terawatt-hours | 46.35 terawatt-hours | 28.2 terawatt-hours | Japan |
| 1970s | 78.49 terawatt-hours | 54.92 terawatt-hours | 23.57 terawatt-hours | Japan |
| 1980s | 83.39 terawatt-hours | 65.05 terawatt-hours | 18.33 terawatt-hours | Japan |
| 1990s | 83.37 terawatt-hours | 67.92 terawatt-hours | 15.45 terawatt-hours | Japan |
| 2000s | 81.73 terawatt-hours | 67.31 terawatt-hours | 14.41 terawatt-hours | Japan |
| 2010s | 80.85 terawatt-hours | 66.83 terawatt-hours | 14.02 terawatt-hours | Japan |
| 2020s | 76.85 terawatt-hours | 69.14 terawatt-hours | 7.71 terawatt-hours | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher hydropower generation by region, Japan or Sweden?
- Japan, at 74.25 terawatt-hours against 68.34 terawatt-hours in Sweden as of 2025.
- What is the difference in hydropower generation by region between Japan and Sweden?
- 5.91 terawatt-hours, with Japan ahead.
- How many years of comparable data are there for Japan and Sweden?
- 61 years are reported by both, from 1965 to 2025.
- How do Japan and Sweden rank globally for hydropower generation by region?
- Japan ranks 9th and Sweden ranks 11th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Hydropower generation by region. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures are based on gross primary hydroelectric generation and do not account for cross-border electricity supply.