Brazil vs South Africa: Share of primary energy from nuclear
Brazil
1.5%
in 2025
South Africa
2.3%
in 2025
Brazil rank
27th
South Africa rank
26th
Share of primary energy from nuclear over time
- Brazil
- South Africa
How they compare
South Africa currently reports 2.3% against 1.5% in Brazil, a difference of 0.8%.
That makes South Africa's figure about 1.5 times Brazil's.
Across all 61 years both countries report, South Africa has been ahead every year.
Brazil ranks 27th and South Africa ranks 26th of 216 countries.
South Africa has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Brazil | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | — |
| 1970s | 0.0% | 0.0% | 0.0% | — |
| 1980s | 0.2% | 1.4% | 1.2% | South Africa |
| 1990s | 0.4% | 2.9% | 2.5% | South Africa |
| 2000s | 1.9% | 2.8% | 0.9% | South Africa |
| 2010s | 1.7% | 2.9% | 1.1% | South Africa |
| 2020s | 1.6% | 2.4% | 0.8% | South Africa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from nuclear, Brazil or South Africa?
- South Africa, at 2.3% against 1.5% in Brazil as of 2025.
- What is the difference in share of primary energy from nuclear between Brazil and South Africa?
- 0.8%, with South Africa ahead.
- How many years of comparable data are there for Brazil and South Africa?
- 61 years are reported by both, from 1965 to 2025.
- How do Brazil and South Africa rank globally for share of primary energy from nuclear?
- Brazil ranks 27th and South Africa ranks 26th of 216 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of total energy supply.