Mauritania vs Japan
Mauritania has a population of 4.9M, compared to Japan's 123.2M. Japan is 25.0 times more populous than Mauritania. Economically, Japan ($4.03T) has a GDP 369.2 times larger than Mauritania's ($10.9B). Mauritania covers 1,030,700 km², 2.7 times larger than Japan's 377,930 km². Life expectancy in Japan stands at 84.0 years, 15.6 years higher than Mauritania's 68.5 years.
MauritaniaJapan| Population | -96.0%4.9M | +2400.4%123.2M |
| Area | +172.7%1,030,700 km² | -63.3%377,930 km² |
| GDP | -99.7%$10.9B | +36823.2%$4.03T |
| GDP Per Capita | -93.5%$2,110.12 | +1439.6%$32,487.078 |
| Life Expectancy | -18.5%68.5 yrs | +22.7%84.0 yrs |
| Infant Mortality | +1622.2%31.0 | -94.2%1.8 |
| Literacy Rate | — | — |
| Unemployment | +321.0%10.3% | -76.2%2.5% |
| Capital | Nouakchott | Tokyo |
| Region | Africa | Asia |
| Languages | Arabic | Japanese |
| Currencies | MRU (UM) | JPY (¥) |
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
Japan is 25.0 times more populous than Mauritania, with 123.2M residents compared to 4.9M. Mauritania is a nation of 4.9M people, while Japan is among the world's 15 most populous countries. In terms of population density, Mauritania averages 5 people per km² (sparse), while Japan averages 326 people per km² (dense). Population growth rate data is not available for either country over the past decade.
Economy Comparison
Mauritania is classified as a lower-middle-income economy, while Japan is classified as a high-income economy. The Japan economy ($4.03T) is 369.2 times larger than Mauritania's ($10.9B). Mauritania's GDP per capita of $2,110.12 is near the regional average of 2,200 for Africa. Japan's GDP per capita of $32,487.078 is 190% above the regional average of 11,200 for Asia. On a per-capita basis, residents of Japan are on average 15.4 times wealthier than those in Mauritania.
Health & Quality of Life
Life expectancy in Mauritania is 68.5 years, compared to 84.0 years in Japan, a gap of 15.6 years. Japan (84.0 years) is 12.0 years above the global average of 72 years, while Mauritania (68.5 years) is 3.5 years below the global average of 72 years. At 31.0 deaths per 1,000 live births, Mauritania's infant mortality is 1622% higher than Japan's 1.8.
Geographic Comparison
Mauritania (1,030,700 km²) is 2.7 times larger by land area than Japan (377,930 km²). Mauritania shares borders with 4 countries, while Japan borders 0 countries. Mauritania spans 1 timezone, compared to Japan's 1 timezone. Mauritania lies in Africa, while Japan is located in Asia. Mauritania is categorized within the Africa region (Western Africa), whereas Japan belongs to Asia (Eastern Asia).
Key Differences
The most significant difference between Mauritania and Japan is in GDP: Mauritania's $10.9B compared to Japan's $4.03T represents a 100% gap. The most significant difference between Mauritania and Japan is in population: Mauritania's 4.9M compared to Japan's 123.2M represents a 96% gap. The most significant difference between Mauritania and Japan is in infant mortality: Mauritania's 31.0 per 1,000 compared to Japan's 1.8 per 1,000 represents a 94% gap. These disparities reflect the broader structural differences between Mauritania's lower-middle-income economy and Japan's high-income economy.
At a Glance: What the Numbers Mean
Living Standards
Japan has a GDP per capita of $32,487.078, which is 15.4x that of Mauritania ($2,110.12). 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 68.2x more densely populated than Mauritania (326 vs 5 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Mauritania's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of Japan live an average of 15.6 years longer than those of Mauritania (84.0 vs 68.5 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
Mauritania's economy grew at 6.3% compared to Japan's 0.1%. Mauritania's high growth rate suggests a rapidly developing economy with expanding opportunities.
Travel Comparison
Mauritania vs Japan for Families
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 31.0 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Mauritania offers its own advantages, including more geographic diversity for road trips. 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.
Mauritania vs Japan for Budget Travelers
Mauritania is typically the more budget-friendly destination, with a GDP per capita of $2,110.12 translating to lower prices for accommodation, food, and local transport. Budget travelers in Mauritania 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.
Mauritania vs Japan for Retirees
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Mauritania 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.
Mauritania vs Japan Cost of Living
Japan's GDP per capita is 15.4x that of Mauritania, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Mauritania offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city within each country. Major urban centers in Mauritania can approach or exceed average costs in Japan's smaller cities.
Mauritania vs Japan for Digital Nomads
For digital nomads choosing between Mauritania and Japan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Mauritania spans 1 timezone while Japan covers 1. Mauritania'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, Mauritania or Japan by population?
Japan is larger by population, with 123.2M residents compared to Mauritania's 4.9M. Japan is 25.0 times more populous than Mauritania.
Which country has a higher GDP, Mauritania or Japan?
Japan has the higher GDP at $4.03T, compared to Mauritania's $10.9B. Japan's economy is 369.2 times larger.
How does life expectancy compare between Mauritania and Japan?
Japan has a higher life expectancy at 84.0 years, compared to Mauritania's 68.5 years. The gap between the two countries is 15.6 years. Mauritania's life expectancy is 3.5 years below the global average of 72 years, while Japan's is 12.0 years above the global average of 72 years.
Which country is larger by area, Mauritania or Japan?
Mauritania is larger by land area, covering 1,030,700 km² compared to Japan's 377,930 km². Mauritania is 2.7 times larger than Japan.
What languages are spoken in Mauritania and Japan?
Mauritania recognizes the following official language: Arabic. Japan recognizes: Japanese. The two countries do not share an official language.
Which country has lower inflation, Mauritania or Japan?
Mauritania has lower inflation at 2.5%, compared to Japan's 2.7%. Mauritania'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 Mauritania or Japan better for a family holiday?
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 31.0 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Mauritania offers its own advantages, including more geographic diversity for road trips. Both countries have family-friendly ...
Is Mauritania or Japan cheaper to visit?
Mauritania is typically the more budget-friendly destination, with a GDP per capita of $2,110.12 translating to lower prices for accommodation, food, and local transport. Budget travelers in Mauritania can expect to spend significantly less per day than in Japan. However, Japan may offer better valu...
Is Mauritania or Japan better for retirement?
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Mauritania 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 Mauritania or Japan more expensive to live in?
Japan's GDP per capita is 15.4x that of Mauritania, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Mauritania offers more purchasing power per dollar for everyday expenses. However, cost of living varies significan...
Is Mauritania or Japan better for digital nomads?
For digital nomads choosing between Mauritania and Japan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Mauritania spans 1 timezone while Japan covers 1. Mauritania's lower cost of living makes it attractive for stretching remote...