Iran vs Sudan: Theoretical duration of primary education
Iran
6 years
in 2025
Sudan
6 years
in 2025
Iran rank
27th
Sudan rank
27th
Theoretical duration of primary education over time
- Iran
- Sudan
How they compare
Iran currently reports 6 years against 6 years in Sudan, a difference of 0 years.
Across all 28 years both countries report, Sudan has been ahead every year.
Iran ranks 27th and Sudan ranks 27th of 218 countries.
Sudan has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Iran | Sudan | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 5 years | 6 years | 1 years | Sudan |
| 2000s | 5 years | 6 years | 1 years | Sudan |
| 2010s | 5.7 years | 6 years | 0.3 years | Sudan |
| 2020s | 6 years | 6 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of primary education, Iran or Sudan?
- Iran, at 6 years against 6 years in Sudan as of 2025.
- What is the difference in theoretical duration of primary education between Iran and Sudan?
- 0 years, with Iran ahead.
- How many years of comparable data are there for Iran and Sudan?
- 28 years are reported by both, from 1998 to 2025.
- How do Iran and Sudan rank globally for theoretical duration of primary education?
- Iran ranks 27th and Sudan ranks 27th of 218 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of primary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release