Mauritania vs United States
Mauritania has a population of 4.9M, compared to United States's 340.1M. United States is 69.0 times more populous than Mauritania. Economically, United States ($28.75T) has a GDP 2635.8 times larger than Mauritania's ($10.9B). United States covers 9,525,067 km², 9.2 times larger than Mauritania's 1,030,700 km². Life expectancy in United States stands at 78.4 years, 9.9 years higher than Mauritania's 68.5 years.
MauritaniaUnited States| Population | -98.6%4.9M | +6802.3%340.1M |
| Area | -89.2%1,030,700 km² | +824.1%9,525,067 km² |
| GDP | -100.0%$10.9B | +263475.7%$28.75T |
| GDP Per Capita | -97.5%$2,110.12 | +3906.1%$84,534.041 |
| Life Expectancy | -12.6%68.5 yrs | +14.5%78.4 yrs |
| Infant Mortality | +463.6%31.0 | -82.3%5.5 |
| Literacy Rate | — | — |
| Unemployment | +145.8%10.3% | -59.3%4.2% |
| Capital | Nouakchott | Washington, D.C. |
| Region | Africa | Americas |
| Languages | Arabic | English |
| Currencies | MRU (UM) | USD ($) |
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
United States is 69.0 times more populous than Mauritania, with 340.1M residents compared to 4.9M. Mauritania is a nation of 4.9M people, while United States is among the world's 15 most populous countries. In terms of population density, Mauritania averages 5 people per km² (sparse), while United States averages 36 people per km² (sparse). United States has grown at 0.62% annually over the past decade. Population growth data is not available for Mauritania.
Economy Comparison
Mauritania is classified as a lower-middle-income economy, while United States is classified as a high-income economy. The United States economy ($28.75T) is 2635.8 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. United States's GDP per capita of $84,534.041 is 526% above the regional average of 13,500 for Americas. On a per-capita basis, residents of United States are on average 40.1 times wealthier than those in Mauritania.
Health & Quality of Life
Life expectancy in Mauritania is 68.5 years, compared to 78.4 years in United States, a gap of 9.9 years. United States (78.4 years) is 6.4 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 464% higher than United States's 5.5.
Geographic Comparison
United States (9,525,067 km²) is 9.2 times larger by land area than Mauritania (1,030,700 km²). Mauritania shares borders with 4 countries, while United States borders 2 countries. Mauritania spans 1 timezone, compared to United States's 11 timezones. Mauritania lies in Africa, while United States is located in North America. Mauritania is categorized within the Africa region (Western Africa), whereas United States belongs to Americas (North America).
Key Differences
The most significant difference between Mauritania and United States is in GDP: Mauritania's $10.9B compared to United States's $28.75T represents a 100% gap. The most significant difference between Mauritania and United States is in population: Mauritania's 4.9M compared to United States's 340.1M represents a 99% gap. The most significant difference between Mauritania and United States is in GDP per capita: Mauritania's $2,110.12 compared to United States's $84,534.041 represents a 98% gap. These disparities reflect the broader structural differences between Mauritania's lower-middle-income economy and United States's high-income economy.
At a Glance: What the Numbers Mean
Living Standards
United States has a GDP per capita of $84,534.041, which is 40.1x 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 United States is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
United States is 7.5x more densely populated than Mauritania (36 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 United States live an average of 9.9 years longer than those of Mauritania (78.4 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 United States's 2.8%. Mauritania's high growth rate suggests a rapidly developing economy with expanding opportunities.
Frequently Asked Questions
Which is bigger, Mauritania or United States by population?
United States is larger by population, with 340.1M residents compared to Mauritania's 4.9M. United States is 69.0 times more populous than Mauritania.
Which country has a higher GDP, Mauritania or United States?
United States has the higher GDP at $28.75T, compared to Mauritania's $10.9B. United States's economy is 2635.8 times larger.
How does life expectancy compare between Mauritania and United States?
United States has a higher life expectancy at 78.4 years, compared to Mauritania's 68.5 years. The gap between the two countries is 9.9 years. Mauritania's life expectancy is 3.5 years below the global average of 72 years, while United States's is 6.4 years above the global average of 72 years.
Which country is larger by area, Mauritania or United States?
United States is larger by land area, covering 9,525,067 km² compared to Mauritania's 1,030,700 km². United States is 9.2 times larger than Mauritania.
What languages are spoken in Mauritania and United States?
Mauritania recognizes the following official language: Arabic. United States recognizes: English. The two countries do not share an official language.
Which country has lower inflation, Mauritania or United States?
Mauritania has lower inflation at 2.5%, compared to United States's 2.9%. Mauritania's inflation is within the 2-3% range considered stable by most central banks, while United States's rate is within the 2-3% range considered stable by most central banks.