Iran vs South Sudan: Political centralization index
Iran
0.834
in 2025
South Sudan
0.847
in 2025
Iran rank
29th
South Sudan rank
26th
Political centralization index over time
- Iran
- South Sudan
How they compare
South Sudan currently reports 0.847 against 0.834 in Iran, a difference of 0.013.
The two have swapped places 13 times across 126 shared years of data; in 1900 it was Iran ahead.
Iran ranks 29th and South Sudan ranks 26th of 176 countries.
Across the 13 decades both report, Iran averaged higher in 9 and South Sudan in 4.
Head to head by decade
| Decade | Iran | South Sudan | Difference | Ahead |
|---|---|---|---|---|
| 1900s | 0.9336 | 0.755 | 0.1786 | Iran |
| 1910s | 0.9156 | 0.755 | 0.1606 | Iran |
| 1920s | 0.8996 | 0.755 | 0.1446 | Iran |
| 1930s | 0.8984 | 0.755 | 0.1434 | Iran |
| 1940s | 0.8225 | 0.7654 | 0.0571 | Iran |
| 1950s | 0.7851 | 0.6878 | 0.0973 | Iran |
| 1960s | 0.8048 | 0.6893 | 0.1155 | Iran |
| 1970s | 0.7911 | 0.7425 | 0.0486 | Iran |
| 1980s | 0.768 | 0.7108 | 0.0572 | Iran |
| 1990s | 0.7835 | 0.966 | 0.1825 | South Sudan |
| 2000s | 0.7731 | 0.9141 | 0.141 | South Sudan |
| 2010s | 0.7628 | 0.8513 | 0.0885 | South Sudan |
| 2020s | 0.8177 | 0.8293 | 0.0117 | South Sudan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher political centralization index, Iran or South Sudan?
- South Sudan, at 0.847 against 0.834 in Iran as of 2025.
- What is the difference in political centralization index between Iran and South Sudan?
- 0.013, with South Sudan ahead.
- How many years of comparable data are there for Iran and South Sudan?
- 126 years are reported by both, from 1900 to 2025.
- How do Iran and South Sudan rank globally for political centralization index?
- Iran ranks 29th and South Sudan ranks 26th of 176 countries.
- Where does this data come from?
- Our World in Data, published as Political centralization index. Statizoid refreshes it automatically from the source and publishes the full history for both places.