Chad vs Comoros: Theoretical duration of pre-primary education
Chad
3 years
in 2025
Comoros
3 years
in 2025
Chad rank
27th
Comoros rank
27th
Theoretical duration of pre-primary education over time
- Chad
- Comoros
How they compare
Chad currently reports 3 years against 3 years in Comoros, a difference of 0 years.
The two have swapped places 1 time across 56 shared years of data; in 1970 it was Chad ahead.
Chad ranks 27th and Comoros ranks 27th of 217 countries.
Chad has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Chad | Comoros | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 3 years | 2 years | 1 years | Chad |
| 1980s | 3 years | 2 years | 1 years | Chad |
| 1990s | 3 years | 2.8 years | 0.2 years | Chad |
| 2000s | 3 years | 3 years | 0 years | — |
| 2010s | 3 years | 3 years | 0 years | — |
| 2020s | 3 years | 3 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of pre-primary education, Chad or Comoros?
- Chad, at 3 years against 3 years in Comoros as of 2025.
- What is the difference in theoretical duration of pre-primary education between Chad and Comoros?
- 0 years, with Chad ahead.
- How many years of comparable data are there for Chad and Comoros?
- 56 years are reported by both, from 1970 to 2025.
- How do Chad and Comoros rank globally for theoretical duration of pre-primary education?
- Chad ranks 27th and Comoros ranks 27th of 217 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of pre-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