Nigeria vs Tanzania: Stability of Democratic Institutions Index
Nigeria
3
in 2025
Tanzania
3
in 2025
Nigeria rank
57th
Tanzania rank
57th
Stability of Democratic Institutions Index over time
- Nigeria
- Tanzania
How they compare
Nigeria currently reports 3 against 3 in Tanzania, a difference of 0.
The two have swapped places 1 time across 11 shared years of data; in 2005 it was Nigeria ahead.
Nigeria ranks 57th and Tanzania ranks 57th of 128 countries.
Tanzania has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Nigeria | Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 5.33 | 6.33 | 1 | Tanzania |
| 2010s | 4.9 | 6 | 1.1 | Tanzania |
| 2020s | 3 | 3 | 0 | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher stability of democratic institutions index, Nigeria or Tanzania?
- Nigeria, at 3 against 3 in Tanzania as of 2025.
- What is the difference in stability of democratic institutions index between Nigeria and Tanzania?
- 0, with Nigeria ahead.
- How many years of comparable data are there for Nigeria and Tanzania?
- 11 years are reported by both, from 2005 to 2025.
- How do Nigeria and Tanzania rank globally for stability of democratic institutions index?
- Nigeria ranks 57th and Tanzania ranks 57th of 128 countries.
- Where does this data come from?
- Bertelsmann Transformation Index (2026) – processed by Our World in Data, published as Stability of Democratic Institutions Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Indicates the extent to which democratic institutions are effective and efficient and all relevant actors accept them.