Nigeria vs Portugal: Theoretical duration of primary education
Nigeria
6 years
in 2025
Portugal
6 years
in 2025
Nigeria rank
29th
Portugal rank
29th
Theoretical duration of primary education over time
- Nigeria
- Portugal
How they compare
Nigeria currently reports 6 years against 6 years in Portugal, a difference of 0 years.
Across all 56 years both countries report, Portugal has been ahead every year.
Nigeria ranks 29th and Portugal ranks 29th of 224 countries.
Head to head by decade
| Decade | Nigeria | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 6 years | 6 years | 0 years | — |
| 1980s | 6 years | 6 years | 0 years | — |
| 1990s | 6 years | 6 years | 0 years | — |
| 2000s | 6 years | 6 years | 0 years | — |
| 2010s | 6 years | 6 years | 0 years | — |
| 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, Nigeria or Portugal?
- Nigeria, at 6 years against 6 years in Portugal as of 2025.
- What is the difference in theoretical duration of primary education between Nigeria and Portugal?
- 0 years, with Nigeria ahead.
- How many years of comparable data are there for Nigeria and Portugal?
- 56 years are reported by both, from 1970 to 2025.
- How do Nigeria and Portugal rank globally for theoretical duration of primary education?
- Nigeria ranks 29th and Portugal ranks 29th of 224 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