Oman vs United States
Oman has a population of 5.3M, compared to United States's 340.1M. United States is 63.6 times more populous than Oman. Economically, United States ($28.75T) has a GDP 268.4 times larger than Oman's ($107.1B). United States covers 9,525,067 km², 30.8 times larger than Oman's 309,500 km². Life expectancy in Oman stands at 80.0 years, 1.6 years higher than United States's 78.4 years.
OmanUnited States| Population | -98.4%5.3M | +6264.8%340.1M |
| Area | -96.8%309,500 km² | +2977.6%9,525,067 km² |
| GDP | -99.6%$107.1B | +26735.6%$28.75T |
| GDP Per Capita | -76.0%$20,285.227 | +316.7%$84,534.041 |
| Life Expectancy | +2.1%80.0 yrs | -2.1%78.4 yrs |
| Infant Mortality | +52.7%8.4 | -34.5%5.5 |
| Literacy Rate | — | — |
| Unemployment | -22.6%3.3% | +29.1%4.2% |
| Capital | Muscat | Washington, D.C. |
| Region | Asia | Americas |
| Languages | Arabic | English |
| Currencies | OMR (ر.ع.) | USD ($) |
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 63.6 times more populous than Oman, with 340.1M residents compared to 5.3M. Oman is a nation of 5.3M people, while United States is among the world's 15 most populous countries. In terms of population density, Oman averages 17 people per km² (sparse), while United States averages 36 people per km² (sparse). While Oman has grown at 2.79% annually over the past decade, United States has grown at 0.62% per year over the same period.
Economy Comparison
Oman is classified as a high-income economy, while United States is classified as a high-income economy. The United States economy ($28.75T) is 268.4 times larger than Oman's ($107.1B). Oman's GDP per capita of $20,285.227 is 81% above the regional average of 11,200 for Asia. 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 4.2 times wealthier than those in Oman.
Health & Quality of Life
Life expectancy in Oman is 80.0 years, compared to 78.4 years in United States, a gap of 1.6 years. Oman (80.0 years) is 8.0 years above the global average of 72 years, while United States (78.4 years) is 6.4 years above the global average of 72 years. At 8.4 deaths per 1,000 live births, Oman's infant mortality is 53% higher than United States's 5.5.
Geographic Comparison
United States (9,525,067 km²) is 30.8 times larger by land area than Oman (309,500 km²). Oman shares borders with 3 countries, while United States borders 2 countries. Oman spans 1 timezone, compared to United States's 11 timezones. Oman lies in Asia, while United States is located in North America. Oman is categorized within the Asia region (Western Asia), whereas United States belongs to Americas (North America).
Key Differences
The most significant difference between Oman and United States is in GDP: Oman's $107.1B compared to United States's $28.75T represents a 100% gap. The most significant difference between Oman and United States is in population: Oman's 5.3M compared to United States's 340.1M represents a 98% gap. The most significant difference between Oman and United States is in land area: Oman's 309,500 km² compared to United States's 9,525,067 km² represents a 97% gap. These disparities reflect the broader structural differences between Oman's high-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 4.2x that of Oman ($20,285.227). 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 2.1x more densely populated than Oman (36 vs 17 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Oman's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of Oman live an average of 1.6 years longer than those of United States (80.0 vs 78.4 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
United States's economy grew at 2.8% compared to Oman's 1.6%. Both countries show healthy growth, though United States has a modest edge in economic dynamism.
Frequently Asked Questions
Which is bigger, Oman or United States by population?
United States is larger by population, with 340.1M residents compared to Oman's 5.3M. United States is 63.6 times more populous than Oman.
Which country has a higher GDP, Oman or United States?
United States has the higher GDP at $28.75T, compared to Oman's $107.1B. United States's economy is 268.4 times larger.
How does life expectancy compare between Oman and United States?
Oman has a higher life expectancy at 80.0 years, compared to United States's 78.4 years. The gap between the two countries is 1.6 years. Oman's life expectancy is 8.0 years above 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, Oman or United States?
United States is larger by land area, covering 9,525,067 km² compared to Oman's 309,500 km². United States is 30.8 times larger than Oman.
What languages are spoken in Oman and United States?
Oman recognizes the following official language: Arabic. United States recognizes: English. The two countries do not share an official language.
Which country has lower inflation, Oman or United States?
Oman has lower inflation at 0.6%, compared to United States's 2.9%. Oman'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.