Compare
Tanzania vs Zambia
How Tanzania and Zambia compare on 37 measures, from 1820 to 2025. The main differences:
- Life expectancy · In 2023, Tanzania was higher: 67 years against 66.4 years
- GDP per person · In 2025, Zambia was higher: $1,356 against $1,153
- Population · In 2023, Tanzania was higher: 66.6 million people against 20.7 million people
- Military spending · In 2025, Zambia was higher: 1.26% of GDP against 1.16% of GDP
- CO₂ per person · In 2024, Zambia was higher: 0.54 tonnes against 0.31 tonnes
Every measure
Health
- Life expectancyTanzania: 67 years in 2023Zambia: 66.4 years in 2023
- Child mortalityTanzania: 3.7 per 100 live births in 2024Zambia: 4.8 per 100 live births in 2024
- Infant mortalityTanzania: 28.9 per 1,000 live births in 2023Zambia: 38.2 per 1,000 live births in 2023
- DepressionTanzania: 3.69% in 2017Zambia: 3.64% in 2017
- Suicide rateTanzania: 8.8 per 100,000 people in 2017Zambia: 13.1 per 100,000 people in 2017
People
- PopulationTanzania: 66.6 million people in 2023Zambia: 20.7 million people in 2023
- Population growthTanzania: 2.88% a year in 2023Zambia: 2.83% a year in 2023
- Fertility rateTanzania: 4.61 births per woman in 2023Zambia: 4.1 births per woman in 2023
- Urban populationTanzania: 36.9% in 2025Zambia: 45.9% in 2025
- Median ageTanzania: 17.2 years in 2023Zambia: 17.5 years in 2023
- People aged 65 and overTanzania: 3% in 2023Zambia: 1.9% in 2023
- Net migration rateTanzania: -0.6 per 1,000 people in 2023Zambia: 0.5 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingTanzania: 1.16% of GDP in 2025Zambia: 1.26% of GDP in 2025
- Military spending in US dollarsTanzania: $983M in 2025Zambia: $343M in 2025
- Military spending per personTanzania: $15 in 2025Zambia: $19 in 2025
- Military share of state spendingTanzania: 5.8% of government spending in 2025Zambia: 4.5% of government spending in 2025
- Armed forces personnelTanzania: 28,000 people in 2020Zambia: 16,000 people in 2020
- National powerTanzania: 0.25% of world capability in 2022Zambia: 0.1% of world capability in 2022
- Armed forces, share of workersTanzania: 0.1% of the labour force in 2020Zambia: 0.24% of the labour force in 2020
- Arms importsTanzania: 4 million TIV in 2025Zambia: 1 million TIV in 2024
Climate
Technology and environment
Each country on its own
Good to know
- Sources: UN, Gapminder and UN IGME, IHME, World Bank, IMF, UNESCO, Our World in Data, V-Dem, UCDP, SIPRI, IISS, Correlates of War, ERA5, CMIP6, EDGAR, ITU and FAO. Each measure’s page names its own and what it counts.
- Values are drawn on today’s borders. Years without a published value are left empty, never filled in.
How the layers work, where their data comes from and what they can’t tell you: Countries through time