Tanzania vs Senegal
Tanzania has a population of 68.2M, compared to Senegal's 18.6M. Tanzania is 3.7 times more populous than Senegal. Economically, Tanzania ($78.8B) has a GDP 2.4 times larger than Senegal's ($32.8B). Tanzania covers 947,303 km², 4.8 times larger than Senegal's 196,722 km². Life expectancy in Senegal stands at 68.7 years, 1.7 years higher than Tanzania's 67.0 years.
TanzaniaSenegal| Population | +266.5%68.2M | -72.7%18.6M |
| Area | +381.5%947,303 km² | -79.2%196,722 km² |
| GDP | +140.3%$78.8B | -58.4%$32.8B |
| GDP Per Capita | -33.1%$1,186.717 | +49.4%$1,773.218 |
| Life Expectancy | -2.5%67.0 yrs | +2.5%68.7 yrs |
| Infant Mortality | -1.0%29.9 | +1.0%30.2 |
| Literacy Rate | — | — |
| Unemployment | -42.5%1.6% | +74.0%2.7% |
| Capital | Dodoma | Dakar |
| Region | Africa | Africa |
| Languages | English, Swahili | French |
| Currencies | TZS (Sh) | XOF (Fr) |
Last updated: March 2026
All data sourced from World Bank Open Data (2025) and REST Countries API. Economic data may reflect most recent available year.
Population Comparison
Tanzania is 3.7 times more populous than Senegal, with 68.2M residents compared to 18.6M. Tanzania is among the world's 30 most populous countries, while Senegal is a nation of 18.6M people. In terms of population density, Tanzania averages 72 people per km² (moderate), while Senegal averages 95 people per km² (moderate). Senegal has grown at 2.80% annually over the past decade. Population growth data is not available for Tanzania.
Economy Comparison
Tanzania is classified as a lower-middle-income economy, while Senegal is classified as a lower-middle-income economy. The Tanzania economy ($78.8B) is 2.4 times larger than Senegal's ($32.8B). Tanzania's GDP per capita of $1,186.717 is 46% below the regional average of 2,200 for Africa. Senegal's GDP per capita of $1,773.218 is 19% below the regional average of 2,200 for Africa. On a per-capita basis, residents of Senegal are on average 1.5 times wealthier than those in Tanzania.
Health & Quality of Life
Life expectancy in Tanzania is 67.0 years, compared to 68.7 years in Senegal, a gap of 1.7 years. Senegal (68.7 years) is 3.3 years below the global average of 72 years, while Tanzania (67.0 years) is 5.0 years below the global average of 72 years. At 30.2 deaths per 1,000 live births, Senegal's infant mortality is 1% higher than Tanzania's 29.9.
Geographic Comparison
Tanzania (947,303 km²) is 4.8 times larger by land area than Senegal (196,722 km²). Tanzania shares borders with 8 countries, while Senegal borders 5 countries. Tanzania spans 1 timezone, compared to Senegal's 1 timezone. Both Tanzania and Senegal are located in Africa. Both countries fall within the Africa region, though they occupy different subregions: Eastern Africa and Western Africa.
Key Differences
The most significant difference between Tanzania and Senegal is in land area: Tanzania's 947,303 km² compared to Senegal's 196,722 km² represents a 79% gap. The most significant difference between Tanzania and Senegal is in population: Tanzania's 68.2M compared to Senegal's 18.6M represents a 73% gap. The most significant difference between Tanzania and Senegal is in GDP: Tanzania's $78.8B compared to Senegal's $32.8B represents a 58% gap. These disparities reflect the broader structural differences between Tanzania's lower-middle-income economy and Senegal's lower-middle-income economy.
At a Glance: What the Numbers Mean
Living Standards
Senegal has a GDP per capita of $1,773.218, which is 1.5x that of Tanzania ($1,186.717). This gap reflects differences in economic development, industrial structure, and workforce productivity. In practical terms, average purchasing power in Senegal is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
Senegal is 1.3x more densely populated than Tanzania (95 vs 72 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Tanzania's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of Senegal live an average of 1.7 years longer than those of Tanzania (68.7 vs 67.0 years). This gap reflects differences in healthcare access, nutrition, public health infrastructure, and environmental factors. This is a moderate difference that could narrow with continued development.
Economic Momentum
Senegal's economy grew at 6.1% compared to Tanzania's 5.5%. Senegal's high growth rate suggests a rapidly developing economy with expanding opportunities.
Travel Comparison
Tanzania vs Senegal for Families
For family travel, Tanzania generally edges ahead due to lower infant mortality (29.9 vs 30.2 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Senegal offers its own advantages, including a more compact geography that is easier to navigate with children. Both countries have family-friendly attractions, though Tanzania's higher GDP per capita typically correlates with better tourist infrastructure, public transport, and English-language availability.
Tanzania vs Senegal for Budget Travelers
Tanzania is typically the more budget-friendly destination, with a GDP per capita of $1,186.717 translating to lower prices for accommodation, food, and local transport. Budget travelers in Tanzania can expect to spend significantly less per day than in Senegal. However, Senegal may offer better value in specific categories such as intercity transport or package deals. Shoulder season travel in either country helps reduce costs further.
Tanzania vs Senegal for Retirees
Senegal's life expectancy of 68.7 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Tanzania may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, climate preferences, and proximity to international airports. Both countries have established expat communities, though the specific visa options and healthcare quality vary by region within each country.
Tanzania vs Senegal Cost of Living
Senegal's GDP per capita is 1.5x that of Tanzania, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Senegal, while Tanzania offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city within each country. Major urban centers in Tanzania can approach or exceed average costs in Senegal's smaller cities.
Tanzania vs Senegal for Digital Nomads
For digital nomads choosing between Tanzania and Senegal, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Tanzania spans 1 timezone while Senegal covers 1. Tanzania's lower cost of living makes it attractive for stretching remote income. Both countries have growing digital nomad communities, though specific visa requirements for remote workers differ and should be verified before committing to a longer stay.
Frequently Asked Questions
Which is bigger, Tanzania or Senegal by population?
Tanzania is larger by population, with 68.2M residents compared to Senegal's 18.6M. Tanzania is 3.7 times more populous than Senegal.
Which country has a higher GDP, Tanzania or Senegal?
Tanzania has the higher GDP at $78.8B, compared to Senegal's $32.8B. Tanzania's economy is 2.4 times larger.
How does life expectancy compare between Tanzania and Senegal?
Senegal has a higher life expectancy at 68.7 years, compared to Tanzania's 67.0 years. The gap between the two countries is 1.7 years. Tanzania's life expectancy is 5.0 years below the global average of 72 years, while Senegal's is 3.3 years below the global average of 72 years.
Which country is larger by area, Tanzania or Senegal?
Tanzania is larger by land area, covering 947,303 km² compared to Senegal's 196,722 km². Tanzania is 4.8 times larger than Senegal.
What languages are spoken in Tanzania and Senegal?
Tanzania recognizes the following languages: English, Swahili. Senegal recognizes: French. The two countries do not share an official language.
Which country has lower inflation, Tanzania or Senegal?
Senegal has lower inflation at 0.8%, compared to Tanzania's 3.1%. Senegal's inflation is within the 2-3% range considered stable by most central banks, while Tanzania's rate is moderately elevated above the global median of 3.5%.
Is Tanzania or Senegal better for a family holiday?
For family travel, Tanzania generally edges ahead due to lower infant mortality (29.9 vs 30.2 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Senegal offers its own advantages, including a more compact geography that is easier to navigate with children. Both count...
Is Tanzania or Senegal cheaper to visit?
Tanzania is typically the more budget-friendly destination, with a GDP per capita of $1,186.717 translating to lower prices for accommodation, food, and local transport. Budget travelers in Tanzania can expect to spend significantly less per day than in Senegal. However, Senegal may offer better val...
Is Tanzania or Senegal better for retirement?
Senegal's life expectancy of 68.7 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Tanzania may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, clim...
Is Tanzania or Senegal more expensive to live in?
Senegal's GDP per capita is 1.5x that of Tanzania, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Senegal, while Tanzania offers more purchasing power per dollar for everyday expenses. However, cost of living varies significant...
Is Tanzania or Senegal better for digital nomads?
For digital nomads choosing between Tanzania and Senegal, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Tanzania spans 1 timezone while Senegal covers 1. Tanzania's lower cost of living makes it attractive for stretching remote i...