OmanJapan
Oman has a population of 5.3M, compared to Japan's 123.2M. Japan is 23.1 times more populous than Oman. Economically, Japan ($4.03T) has a GDP 37.6 times larger than Oman's ($107.1B). Japan covers 377,930 km², 1.2 times larger than Oman's 309,500 km². Life expectancy in Japan stands at 84.0 years, 4.0 years higher than Oman's 80.0 years.
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Metric
OmanJapan| Population | 5.3M | 123.2M |
| Area | 309,500 km² | 377,930 km² |
| GDP | $107.1B | $4.03T |
| GDP Per Capita | $20,285.227 | $32,487.078 |
| Life Expectancy | 80.0 yrs | 84.0 yrs |
| Infant Mortality | 8.4 | 1.8 |
| Literacy Rate | — | — |
| Unemployment | 3.3% | 2.5% |
| Capital | Muscat | Tokyo |
| Region | Asia | Asia |
| Languages | Arabic | Japanese |
| Currencies | OMR (ر.ع.) | JPY (¥) |
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 23.1 times more populous than Oman, with 123.2M residents compared to 5.3M. Oman is a nation of 5.3M people, while Japan is among the world's 15 most populous countries. In terms of population density, Oman averages 17 people per km² (sparse), while Japan averages 326 people per km² (dense). Oman has grown at 2.79% annually over the past decade. Population growth data is not available for Japan.
Economy Comparison
Oman is classified as a high-income economy, while Japan is classified as a high-income economy. The Japan economy ($4.03T) is 37.6 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. 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 1.6 times wealthier than those in Oman.
Health & Quality of Life
Life expectancy in Oman is 80.0 years, compared to 84.0 years in Japan, a gap of 4.0 years. Japan (84.0 years) is 12.0 years above the global average of 72 years, while Oman (80.0 years) is 8.0 years above the global average of 72 years. At 8.4 deaths per 1,000 live births, Oman's infant mortality is 367% higher than Japan's 1.8.
Geographic Comparison
Japan (377,930 km²) is 1.2 times larger by land area than Oman (309,500 km²). Oman shares borders with 3 countries, while Japan borders 0 countries. Oman spans 1 timezone, compared to Japan's 1 timezone. Both Oman and Japan are located in Asia. Both countries fall within the Asia region, though they occupy different subregions: Western Asia and Eastern Asia.
Key Differences
The most significant difference between Oman and Japan is in GDP: Oman's $107.1B compared to Japan's $4.03T represents a 97% gap. The most significant difference between Oman and Japan is in population: Oman's 5.3M compared to Japan's 123.2M represents a 96% gap. The most significant difference between Oman and Japan is in infant mortality: Oman's 8.4 per 1,000 compared to Japan's 1.8 per 1,000 represents a 79% gap. These disparities reflect the broader structural differences between Oman's high-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 1.6x 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 Japan is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
Japan is 18.9x more densely populated than Oman (326 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 Japan live an average of 4.0 years longer than those of Oman (84.0 vs 80.0 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
Oman's economy grew at 1.6% compared to Japan's 0.1%. Both economies are growing slowly, which may reflect maturity or structural challenges.
Travel Comparison
Oman vs Japan for Families
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 8.4 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Oman 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.
Oman vs Japan for Budget Travelers
Oman is typically the more budget-friendly destination, with a GDP per capita of $20,285.227 translating to lower prices for accommodation, food, and local transport. Budget travelers in Oman 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.
Oman vs Japan for Retirees
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Oman 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.
Oman vs Japan Cost of Living
Japan's GDP per capita is 1.6x that of Oman, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Oman offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city within each country. Major urban centers in Oman can approach or exceed average costs in Japan's smaller cities.
Oman vs Japan for Digital Nomads
For digital nomads choosing between Oman and Japan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Oman spans 1 timezone while Japan covers 1. Oman'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, Oman or Japan by population?
Japan is larger by population, with 123.2M residents compared to Oman's 5.3M. Japan is 23.1 times more populous than Oman.
Which country has a higher GDP, Oman or Japan?
Japan has the higher GDP at $4.03T, compared to Oman's $107.1B. Japan's economy is 37.6 times larger.
How does life expectancy compare between Oman and Japan?
Japan has a higher life expectancy at 84.0 years, compared to Oman's 80.0 years. The gap between the two countries is 4.0 years. Oman's life expectancy is 8.0 years above 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, Oman or Japan?
Japan is larger by land area, covering 377,930 km² compared to Oman's 309,500 km². Japan is 1.2 times larger than Oman.
What languages are spoken in Oman and Japan?
Oman recognizes the following official language: Arabic. Japan recognizes: Japanese. The two countries do not share an official language.
Which country has lower inflation, Oman or Japan?
Oman has lower inflation at 0.6%, compared to Japan's 2.7%. Oman'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 Oman or Japan better for a family holiday?
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 8.4 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Oman offers its own advantages, including a more compact geography that is easier to navigate with children. Both countries hav...
Is Oman or Japan cheaper to visit?
Oman is typically the more budget-friendly destination, with a GDP per capita of $20,285.227 translating to lower prices for accommodation, food, and local transport. Budget travelers in Oman can expect to spend significantly less per day than in Japan. However, Japan may offer better value in speci...
Is Oman or Japan better for retirement?
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Oman may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, climate pr...
Is Oman or Japan more expensive to live in?
Japan's GDP per capita is 1.6x that of Oman, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Oman offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city w...
Is Oman or Japan better for digital nomads?
For digital nomads choosing between Oman and Japan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Oman spans 1 timezone while Japan covers 1. Oman's lower cost of living makes it attractive for stretching remote income. Both coun...