Japan vs South Africa: Primary energy from wind
Japan
12.84 terawatt-hours
in 2025
South Africa
11.3 terawatt-hours
in 2025
Japan rank
24th
South Africa rank
28th
Primary energy from wind over time
- Japan
- South Africa
How they compare
Japan currently reports 12.84 terawatt-hours against 11.3 terawatt-hours in South Africa, a difference of 1.54 terawatt-hours.
That makes Japan's figure about 1.1 times South Africa's.
The two have swapped places 5 times across 61 shared years of data; in 1965 it was South Africa ahead.
Japan ranks 24th and South Africa ranks 28th of 80 countries.
Japan has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Japan | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1990s | 0.0049 terawatt-hours | 0 terawatt-hours | 0.0049 terawatt-hours | Japan |
| 2000s | 1.62 terawatt-hours | 0.0105 terawatt-hours | 1.61 terawatt-hours | Japan |
| 2010s | 5.49 terawatt-hours | 2.86 terawatt-hours | 2.63 terawatt-hours | Japan |
| 2020s | 10.2 terawatt-hours | 9.79 terawatt-hours | 0.4125 terawatt-hours | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from wind, Japan or South Africa?
- Japan, at 12.84 terawatt-hours against 11.3 terawatt-hours in South Africa as of 2025.
- What is the difference in primary energy from wind between Japan and South Africa?
- 1.54 terawatt-hours, with Japan ahead.
- How many years of comparable data are there for Japan and South Africa?
- 61 years are reported by both, from 1965 to 2025.
- How do Japan and South Africa rank globally for primary energy from wind?
- Japan ranks 24th and South Africa ranks 28th of 80 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 wind. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours of total energy supply.