Samoa vs United States
Samoa has a population of 206K, compared to United States's 340.1M. United States is 1654.6 times more populous than Samoa. Economically, United States ($28.75T) has a GDP 24453.3 times larger than Samoa's ($1.2B). United States covers 9,525,067 km², 3351.5 times larger than Samoa's 2,842 km². Life expectancy in United States stands at 78.4 years, 6.7 years higher than Samoa's 71.7 years.
SamoaUnited States| Population | -99.9%206K | +165358.2%340.1M |
| Area | -100.0%2,842 km² | +335053.7%9,525,067 km² |
| GDP | -100.0%$1.2B | +2445229.5%$28.75T |
| GDP Per Capita | -93.6%$5,392.878 | +1467.5%$84,534.041 |
| Life Expectancy | -8.5%71.7 yrs | +9.3%78.4 yrs |
| Infant Mortality | +132.7%12.8 | -57.0%5.5 |
| Literacy Rate | — | — |
| Unemployment | +19.0%5.0% | -16.0%4.2% |
| Capital | Apia | Washington, D.C. |
| Region | Oceania | Americas |
| Languages | English, Samoan | English |
| Currencies | WST (T) | USD ($) |
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 1654.6 times more populous than Samoa, with 340.1M residents compared to 206K. Samoa is a nation of 206K people, while United States is among the world's 15 most populous countries. In terms of population density, Samoa averages 72 people per km² (moderate), while United States averages 36 people per km² (sparse). While Samoa has grown at 0.89% annually over the past decade, United States has grown at 0.62% per year over the same period.
Economy Comparison
Samoa is classified as a upper-middle-income economy, while United States is classified as a high-income economy. The United States economy ($28.75T) is 24453.3 times larger than Samoa's ($1.2B). Samoa's GDP per capita of $5,392.878 is 83% below the regional average of 31,500 for Oceania. 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 15.7 times wealthier than those in Samoa.
Health & Quality of Life
Life expectancy in Samoa is 71.7 years, compared to 78.4 years in United States, a gap of 6.7 years. United States (78.4 years) is 6.4 years above the global average of 72 years, while Samoa (71.7 years) is at the global average of 72 years. At 12.8 deaths per 1,000 live births, Samoa's infant mortality is 133% higher than United States's 5.5.
Geographic Comparison
United States (9,525,067 km²) is 3351.5 times larger by land area than Samoa (2,842 km²). Samoa shares borders with 0 countries, while United States borders 2 countries. Samoa spans 1 timezone, compared to United States's 11 timezones. Samoa lies in Oceania, while United States is located in North America. Samoa is categorized within the Oceania region (Polynesia), whereas United States belongs to Americas (North America).
Key Differences
The most significant difference between Samoa and United States is in GDP: Samoa's $1.2B compared to United States's $28.75T represents a 100% gap. The most significant difference between Samoa and United States is in land area: Samoa's 2,842 km² compared to United States's 9,525,067 km² represents a 100% gap. The most significant difference between Samoa and United States is in population: Samoa's 206K compared to United States's 340.1M represents a 100% gap. These disparities reflect the broader structural differences between Samoa's upper-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 15.7x that of Samoa ($5,392.878). 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
Samoa is 2.0x more densely populated than United States (72 vs 36 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. United States's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of United States live an average of 6.7 years longer than those of Samoa (78.4 vs 71.7 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
Samoa's economy grew at 4.7% compared to United States's 2.8%. Both countries show healthy growth, though Samoa has a modest edge in economic dynamism.
Frequently Asked Questions
Which is bigger, Samoa or United States by population?
United States is larger by population, with 340.1M residents compared to Samoa's 206K. United States is 1654.6 times more populous than Samoa.
Which country has a higher GDP, Samoa or United States?
United States has the higher GDP at $28.75T, compared to Samoa's $1.2B. United States's economy is 24453.3 times larger.
How does life expectancy compare between Samoa and United States?
United States has a higher life expectancy at 78.4 years, compared to Samoa's 71.7 years. The gap between the two countries is 6.7 years. Samoa's life expectancy is at 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, Samoa or United States?
United States is larger by land area, covering 9,525,067 km² compared to Samoa's 2,842 km². United States is 3351.5 times larger than Samoa.
What languages are spoken in Samoa and United States?
Samoa recognizes the following languages: English, Samoan. United States recognizes: English. Both countries share at least one common language.
Which country has lower inflation, Samoa or United States?
Samoa has lower inflation at 2.2%, compared to United States's 2.9%. Samoa'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.