Iran, Islamic Republic of vs South Africa: Annual change in primary energy from solar and wind
Iran, Islamic Republic of
1.24 terawatt-hours
in 2025
South Africa
1.34 terawatt-hours
in 2025
Iran, Islamic Republic of rank
37th
South Africa rank
34th
Annual change in primary energy from solar and wind over time
- Iran, Islamic Republic of
- South Africa
How they compare
South Africa currently reports 1.34 terawatt-hours against 1.24 terawatt-hours in Iran, Islamic Republic of, a difference of 0.1 terawatt-hours.
That makes South Africa's figure about 1.1 times Iran, Islamic Republic of's.
The two have swapped places 8 times across 60 shared years of data; in 1966 it was South Africa ahead.
Iran, Islamic Republic of ranks 37th and South Africa ranks 34th of 111 countries.
Across the 7 decades both report, Iran, Islamic Republic of averaged higher in 2 and South Africa in 2.
Head to head by decade
| Decade | Iran, Islamic Republic of | 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 | 0.0035 terawatt-hours | 0 terawatt-hours | 0.0035 terawatt-hours | Iran, Islamic Republic of |
| 2000s | 0.0192 terawatt-hours | 0.0053 terawatt-hours | 0.0138 terawatt-hours | Iran, Islamic Republic of |
| 2010s | 0.1006 terawatt-hours | 1.15 terawatt-hours | 1.04 terawatt-hours | South Africa |
| 2020s | 0.3571 terawatt-hours | 3.06 terawatt-hours | 2.7 terawatt-hours | South Africa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from solar and wind, Iran, Islamic Republic of or South Africa?
- South Africa, at 1.34 terawatt-hours against 1.24 terawatt-hours in Iran, Islamic Republic of as of 2025.
- What is the difference in annual change in primary energy from solar and wind between Iran, Islamic Republic of and South Africa?
- 0.1 terawatt-hours, with South Africa ahead.
- How many years of comparable data are there for Iran, Islamic Republic of and South Africa?
- 60 years are reported by both, from 1966 to 2025.
- How do Iran, Islamic Republic of and South Africa rank globally for annual change in primary energy from solar and wind?
- Iran, Islamic Republic of ranks 37th and South Africa ranks 34th of 111 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 Annual change in primary energy from solar and wind. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.