JapanSenegal
Japan has a population of 123.2M, compared to Senegal's 18.6M. Japan is 6.6 times more populous than Senegal. Economically, Japan ($4.03T) has a GDP 122.8 times larger than Senegal's ($32.8B). Japan covers 377,930 km², 1.9 times larger than Senegal's 196,722 km². Life expectancy in Japan stands at 84.0 years, 15.4 years higher than Senegal's 68.7 years.
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Metric
JapanSenegal| Population | 123.2M | 18.6M |
| Area | 377,930 km² | 196,722 km² |
| GDP | $4.03T | $32.8B |
| GDP Per Capita | $32,487.078 | $1,773.218 |
| Life Expectancy | 84.0 yrs | 68.7 yrs |
| Infant Mortality | 1.8 | 30.2 |
| Literacy Rate | — | — |
| Unemployment | 2.5% | 2.7% |
| Capital | Tokyo | Dakar |
| Region | Asia | Africa |
| Languages | Japanese | French |
| Currencies | JPY (¥) | XOF (Fr) |
Last updated: April 2026
All data sourced from World Bank Open Data (2025) and REST Countries API. Economic data may reflect most recent available year.
Population Comparison
Japan is 6.6 times more populous than Senegal, with 123.2M residents compared to 18.6M. Japan is among the world's 15 most populous countries, while Senegal is a nation of 18.6M people. In terms of population density, Japan averages 326 people per km² (dense), 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 Japan.
Economy Comparison
Japan is classified as a high-income economy, while Senegal is classified as a lower-middle-income economy. The Japan economy ($4.03T) is 122.8 times larger than Senegal's ($32.8B). Japan's GDP per capita of $32,487.078 is 190% above the regional average of 11,200 for Asia. 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 Japan are on average 18.3 times wealthier than those in Senegal.
Health & Quality of Life
Life expectancy in Japan is 84.0 years, compared to 68.7 years in Senegal, a gap of 15.4 years. Japan (84.0 years) is 12.0 years above the global average of 72 years, while Senegal (68.7 years) is 3.3 years below the global average of 72 years. At 30.2 deaths per 1,000 live births, Senegal's infant mortality is 1578% higher than Japan's 1.8.
Geographic Comparison
Japan (377,930 km²) is 1.9 times larger by land area than Senegal (196,722 km²). Japan shares borders with 0 countries, while Senegal borders 5 countries. Japan spans 1 timezone, compared to Senegal's 1 timezone. Japan lies in Asia, while Senegal is located in Africa. Japan is categorized within the Asia region (Eastern Asia), whereas Senegal belongs to Africa (Western Africa).
Key Differences
The most significant difference between Japan and Senegal is in GDP: Japan's $4.03T compared to Senegal's $32.8B represents a 99% gap. The most significant difference between Japan and Senegal is in GDP per capita: Japan's $32,487.078 compared to Senegal's $1,773.218 represents a 95% gap. The most significant difference between Japan and Senegal is in infant mortality: Japan's 1.8 per 1,000 compared to Senegal's 30.2 per 1,000 represents a 94% gap. These disparities reflect the broader structural differences between Japan's high-income economy and Senegal's lower-middle-income economy.
At a Glance: What the Numbers Mean
Living Standards
Japan has a GDP per capita of $32,487.078, which is 18.3x that of Senegal ($1,773.218). This gap reflects differences in economic development, industrial structure, and workforce productivity. In practical terms, average purchasing power in Japan is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
Japan is 3.4x more densely populated than Senegal (326 vs 95 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Senegal's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of Japan live an average of 15.4 years longer than those of Senegal (84.0 vs 68.7 years). This gap reflects differences in healthcare access, nutrition, public health infrastructure, and environmental factors. This is a substantial gap that suggests significant differences in healthcare systems and overall living conditions.
Economic Momentum
Senegal's economy grew at 6.1% compared to Japan's 0.1%. Senegal's high growth rate suggests a rapidly developing economy with expanding opportunities.
Travel Comparison
Japan vs Senegal for Families
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 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 Japan's higher GDP per capita typically correlates with better tourist infrastructure, public transport, and English-language availability.
Japan vs Senegal for Budget Travelers
Senegal is typically the more budget-friendly destination, with a GDP per capita of $1,773.218 translating to lower prices for accommodation, food, and local transport. Budget travelers in Senegal can expect to spend significantly less per day than in Japan. However, Japan may offer better value in specific categories such as intercity transport or package deals. Shoulder season travel in either country helps reduce costs further.
Japan vs Senegal for Retirees
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Senegal 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.
Japan vs Senegal Cost of Living
Japan's GDP per capita is 18.3x that of Senegal, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Senegal offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city within each country. Major urban centers in Senegal can approach or exceed average costs in Japan's smaller cities.
Japan vs Senegal for Digital Nomads
For digital nomads choosing between Japan and Senegal, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Japan spans 1 timezone while Senegal covers 1. Senegal'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, Japan or Senegal by population?
Japan is larger by population, with 123.2M residents compared to Senegal's 18.6M. Japan is 6.6 times more populous than Senegal.
Which country has a higher GDP, Japan or Senegal?
Japan has the higher GDP at $4.03T, compared to Senegal's $32.8B. Japan's economy is 122.8 times larger.
How does life expectancy compare between Japan and Senegal?
Japan has a higher life expectancy at 84.0 years, compared to Senegal's 68.7 years. The gap between the two countries is 15.4 years. Japan's life expectancy is 12.0 years above 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, Japan or Senegal?
Japan is larger by land area, covering 377,930 km² compared to Senegal's 196,722 km². Japan is 1.9 times larger than Senegal.
What languages are spoken in Japan and Senegal?
Japan recognizes the following official language: Japanese. Senegal recognizes: French. The two countries do not share an official language.
Which country has lower inflation, Japan or Senegal?
Senegal has lower inflation at 0.8%, compared to Japan's 2.7%. Senegal's inflation is within the 2-3% range considered stable by most central banks, while Japan's rate is within the 2-3% range considered stable by most central banks.
Is Japan or Senegal better for a family holiday?
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 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...
Is Japan or Senegal cheaper to visit?
Senegal is typically the more budget-friendly destination, with a GDP per capita of $1,773.218 translating to lower prices for accommodation, food, and local transport. Budget travelers in Senegal can expect to spend significantly less per day than in Japan. However, Japan may offer better value in ...
Is Japan or Senegal better for retirement?
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Senegal may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, climate...
Is Japan or Senegal more expensive to live in?
Japan's GDP per capita is 18.3x that of Senegal, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Senegal offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by...
Is Japan or Senegal better for digital nomads?
For digital nomads choosing between Japan and Senegal, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Japan spans 1 timezone while Senegal covers 1. Senegal's lower cost of living makes it attractive for stretching remote income. ...