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Mauritania vs Senegal
How Mauritania and Senegal compare on 37 measures, from 1820 to 2025. The main differences:
- Life expectancy · In 2023, Senegal was higher: 68.7 years against 68.5 years
- GDP per person · In 2025, Mauritania was higher: $1,713 against $1,582
- Population · In 2023, Senegal was higher: 18.1 million people against 5.02 million people
- Military spending · In 2025, Mauritania was higher: 2.75% of GDP against 1.56% of GDP
- CO₂ per person · In 2024, Mauritania was higher: 0.97 tonnes against 0.77 tonnes
Every measure
Health
- Life expectancyMauritania: 68.5 years in 2023Senegal: 68.7 years in 2023
- Child mortalityMauritania: 3.7 per 100 live births in 2024Senegal: 3.7 per 100 live births in 2024
- Infant mortalityMauritania: 30.8 per 1,000 live births in 2023Senegal: 24.1 per 1,000 live births in 2023
- DepressionMauritania: 3.09% in 2017Senegal: 3.37% in 2017
- Suicide rateMauritania: 6.6 per 100,000 people in 2017Senegal: 12.9 per 100,000 people in 2017
People
- PopulationMauritania: 5.02 million people in 2023Senegal: 18.1 million people in 2023
- Population growthMauritania: 2.95% a year in 2023Senegal: 2.33% a year in 2023
- Fertility rateMauritania: 4.7 births per woman in 2023Senegal: 3.82 births per woman in 2023
- Urban populationMauritania: 61.5% in 2025Senegal: 55.8% in 2025
- Median ageMauritania: 17.1 years in 2023Senegal: 19.1 years in 2023
- People aged 65 and overMauritania: 3.2% in 2023Senegal: 3.6% in 2023
- Net migration rateMauritania: 0.6 per 1,000 people in 2023Senegal: -0.6 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingMauritania: 2.75% of GDP in 2025Senegal: 1.56% of GDP in 2025
- Military spending in US dollarsMauritania: $315M in 2025Senegal: $533M in 2025
- Military spending per personMauritania: $61 in 2025Senegal: $30 in 2025
- Military share of state spendingMauritania: 10.8% of government spending in 2025Senegal: 5.2% of government spending in 2025
- Armed forces personnelMauritania: 21,000 people in 2020Senegal: 19,000 people in 2020
- National powerMauritania: 0.03% of world capability in 2022Senegal: 0.1% of world capability in 2022
- Armed forces, share of workersMauritania: 2% of the labour force in 2020Senegal: 0.37% of the labour force in 2020
- Arms importsMauritania: 126 million TIV in 2024Senegal: 79 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