Iran vs Tanzania
Iran vs Tanzania: Learning-adjusted schooling
Learning-adjusted schooling in 2020: 8.2 years in Iran and 4.5 years in Tanzania, by World Bank estimates. In 2020 the value was higher in Iran, by 3.7 years, or 1.83 times that in Tanzania.
years · World Bank
What the numbers say
- Iran has been higher in every year both have figures for since 2017.
- In 2020, Iran ranked 83 and Tanzania ranked 159 of 174 countries, counting from the highest.
Every year
years · World Bank
| Year | Iran | Tanzania |
|---|---|---|
| 2020 | 8.2 | 4.5 |
| 2018 | 8.2 | 4.5 |
| 2017 | 8.1 | 4.8 |
| 2010 | 8 | – |
Each country on its own
Good to know
- The years of school a child can expect by 18, cut to what students actually learn: the World Bank’s learning-adjusted years of school.
- Source: World Bank Human Capital Index, via Our World in Data.
- Ranks count the 174 countries with a value in 2020, highest first.
How the layers work, where their data comes from and what they can’t tell you: Countries through time
Iran vs Tanzania
Health
- Life expectancyIran: 77.7 years in 2023Tanzania: 67 years in 2023
- Child mortalityIran: 1.1 per 100 live births in 2024Tanzania: 3.7 per 100 live births in 2024
- Infant mortalityIran: 9.9 per 1,000 live births in 2023Tanzania: 28.9 per 1,000 live births in 2023
- Safe drinking waterIran: 94.2% in 2022Tanzania: 11.3% in 2022
- DepressionIran: 5.12% in 2017Tanzania: 3.69% in 2017
- Suicide rateIran: 5.4 per 100,000 people in 2017Tanzania: 8.8 per 100,000 people in 2017
People
- PopulationIran: 90.6 million people in 2023Tanzania: 66.6 million people in 2023
- Population growthIran: 1.12% a year in 2023Tanzania: 2.88% a year in 2023
- Fertility rateIran: 1.7 births per woman in 2023Tanzania: 4.61 births per woman in 2023
- Urban populationIran: 77.4% in 2025Tanzania: 36.9% in 2025
- Median ageIran: 32.9 years in 2023Tanzania: 17.2 years in 2023
- People aged 65 and overIran: 7.9% in 2023Tanzania: 3% in 2023
- Net migration rateIran: 2.9 per 1,000 people in 2023Tanzania: -0.6 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingIran: 2.09% of GDP in 2025Tanzania: 1.16% of GDP in 2025
- Military spending in US dollarsIran: $7.45B in 2025Tanzania: $983M in 2025
- Military spending per personIran: $80 in 2025Tanzania: $15 in 2025
- Military share of state spendingIran: 11.2% of government spending in 2025Tanzania: 5.8% of government spending in 2025
- Armed forces personnelIran: 650,000 people in 2020Tanzania: 28,000 people in 2020
- National powerIran: 1.64% of world capability in 2022Tanzania: 0.25% of world capability in 2022
- Armed forces, share of workersIran: 2.35% of the labour force in 2020Tanzania: 0.1% of the labour force in 2020
- Arms importsIran: 42 million TIV in 2024Tanzania: 4 million TIV in 2025