Japan vs Portugal: Wind energy generation vs. installed capacity
Japan
12,837 terawatt-hours
in 2025
Portugal
13,801 terawatt-hours
in 2025
Japan rank
24th
Portugal rank
22nd
Wind energy generation vs. installed capacity over time
- Japan
- Portugal
How they compare
Portugal currently reports 13,801 terawatt-hours against 12,837 terawatt-hours in Japan, a difference of 964 terawatt-hours.
That makes Portugal's figure about 1.1 times Japan's.
The two have swapped places 2 times across 61 shared years of data; in 1965 it was Portugal ahead.
Japan ranks 24th and Portugal ranks 22nd of 79 countries.
Portugal has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Japan | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | β |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | β |
| 1980s | 0 terawatt-hours | 0.1 terawatt-hours | 0.1 terawatt-hours | Portugal |
| 1990s | 4.92 terawatt-hours | 32.03 terawatt-hours | 27.11 terawatt-hours | Portugal |
| 2000s | 1,620 terawatt-hours | 2,417 terawatt-hours | 796.37 terawatt-hours | Portugal |
| 2010s | 5,487 terawatt-hours | 11,534 terawatt-hours | 6,048 terawatt-hours | Portugal |
| 2020s | 10,200 terawatt-hours | 13,354 terawatt-hours | 3,154 terawatt-hours | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher wind energy generation vs. installed capacity, Japan or Portugal?
- Portugal, at 13,801 terawatt-hours against 12,837 terawatt-hours in Japan as of 2025.
- What is the difference in wind energy generation vs. installed capacity between Japan and Portugal?
- 964 terawatt-hours, with Portugal ahead.
- How many years of comparable data are there for Japan and Portugal?
- 61 years are reported by both, from 1965 to 2025.
- How do Japan and Portugal rank globally for wind energy generation vs. installed capacity?
- Japan ranks 24th and Portugal ranks 22nd of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) β with major processing by Our World in Data, published as Wind energy generation vs. installed capacity. 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 generation and do not account for cross-border electricity supply.