Hong Kong vs Sudan: Theoretical duration of secondary education (years)
Hong Kong
6 years
in 2025
Sudan
6 years
in 2025
Hong Kong rank
99th
Sudan rank
99th
Theoretical duration of secondary education (years) over time
- Hong Kong
- Sudan
How they compare
Hong Kong currently reports 6 years against 6 years in Sudan, a difference of 0 years.
The two have swapped places 1 time across 28 shared years of data; in 1998 it was Hong Kong ahead.
Hong Kong ranks 99th and Sudan ranks 99th of 221 countries.
Hong Kong has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Hong Kong | Sudan | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 7 years | 5 years | 2 years | Hong Kong |
| 2000s | 7 years | 5 years | 2 years | Hong Kong |
| 2010s | 6.2 years | 5 years | 1.2 years | Hong Kong |
| 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 secondary education, Hong Kong or Sudan?
- Hong Kong, at 6 years against 6 years in Sudan as of 2025.
- What is the difference in theoretical duration of secondary education between Hong Kong and Sudan?
- 0 years, with Hong Kong ahead.
- How many years of comparable data are there for Hong Kong and Sudan?
- 28 years are reported by both, from 1998 to 2025.
- How do Hong Kong and Sudan rank globally for theoretical duration of secondary education?
- Hong Kong ranks 99th and Sudan ranks 99th of 221 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of secondary 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