Japan vs Australia
Japan has a population of 123.2M, compared to Australia's 27.5M. Japan is 4.5 times more populous than Australia. Economically, Japan ($4.03T) has a GDP 2.3 times larger than Australia's ($1.76T). Australia covers 7,692,024 km², 20.4 times larger than Japan's 377,930 km². Life expectancy in Japan stands at 84.0 years, 1.0 years higher than Australia's 83.1 years.
JapanAustralia| Population | +347.4%123.2M | -77.7%27.5M |
| Area | -95.1%377,930 km² | +1935.3%7,692,024 km² |
| GDP | +129.2%$4.03T | -56.4%$1.76T |
| GDP Per Capita | -49.7%$32,487.078 | +98.9%$64,603.986 |
| Life Expectancy | +1.2%84.0 yrs | -1.2%83.1 yrs |
| Infant Mortality | -41.9%1.8 | +72.2%3.1 |
| Literacy Rate | — | — |
| Unemployment | -40.1%2.5% | +66.9%4.1% |
| Capital | Tokyo | Canberra |
| Region | Asia | Oceania |
| Languages | Japanese | English |
| Currencies | JPY (¥) | AUD ($) |
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 4.5 times more populous than Australia, with 123.2M residents compared to 27.5M. Japan is among the world's 15 most populous countries, while Australia is a nation of 27.5M people. In terms of population density, Japan averages 326 people per km² (dense), while Australia averages 4 people per km² (sparse). Australia has grown at 1.43% annually over the past decade. Population growth data is not available for Japan.
Economy Comparison
Japan is classified as a high-income economy, while Australia is classified as a high-income economy. The Japan economy ($4.03T) is 2.3 times larger than Australia's ($1.76T). Japan's GDP per capita of $32,487.078 is 190% above the regional average of 11,200 for Asia. Australia's GDP per capita of $64,603.986 is 105% above the regional average of 31,500 for Oceania. On a per-capita basis, residents of Australia are on average 2.0 times wealthier than those in Japan.
Health & Quality of Life
Life expectancy in Japan is 84.0 years, compared to 83.1 years in Australia, a gap of 1.0 years. Japan (84.0 years) is 12.0 years above the global average of 72 years, while Australia (83.1 years) is 11.1 years above the global average of 72 years. At 3.1 deaths per 1,000 live births, Australia's infant mortality is 72% higher than Japan's 1.8.
Geographic Comparison
Australia (7,692,024 km²) is 20.4 times larger by land area than Japan (377,930 km²). Japan shares borders with 0 countries, while Australia borders 0 countries. Japan spans 1 timezone, compared to Australia's 8 timezones. Japan lies in Asia, while Australia is located in Oceania. Japan is categorized within the Asia region (Eastern Asia), whereas Australia belongs to Oceania (Australia and New Zealand).
Key Differences
The most significant difference between Japan and Australia is in land area: Japan's 377,930 km² compared to Australia's 7,692,024 km² represents a 95% gap. The most significant difference between Japan and Australia is in population: Japan's 123.2M compared to Australia's 27.5M represents a 78% gap. The most significant difference between Japan and Australia is in GDP: Japan's $4.03T compared to Australia's $1.76T represents a 56% gap. These disparities reflect the broader structural differences between Japan's high-income economy and Australia's high-income economy.
At a Glance: What the Numbers Mean
Living Standards
Australia has a GDP per capita of $64,603.986, which is 2.0x that of Japan ($32,487.078). This gap reflects differences in economic development, industrial structure, and workforce productivity. In practical terms, average purchasing power in Australia is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
Japan is 91.1x more densely populated than Australia (326 vs 4 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Australia's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of Japan live an average of 1.0 years longer than those of Australia (84.0 vs 83.1 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
Australia's economy grew at 1.4% compared to Japan's 0.1%. Both economies are growing slowly, which may reflect maturity or structural challenges.
Travel Comparison
Japan vs Australia for Families
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 3.1 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Australia 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.
Japan vs Australia for Budget Travelers
Japan is typically the more budget-friendly destination, with a GDP per capita of $32,487.078 translating to lower prices for accommodation, food, and local transport. Budget travelers in Japan can expect to spend significantly less per day than in Australia. However, Australia may offer better value in specific categories such as intercity transport or package deals. Shoulder season travel in either country helps reduce costs further.
Japan vs Australia for Retirees
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Australia 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.
Japan vs Australia Cost of Living
Australia's GDP per capita is 2.0x that of Japan, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Australia, while Japan offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city within each country. Major urban centers in Japan can approach or exceed average costs in Australia's smaller cities.
Japan vs Australia for Digital Nomads
For digital nomads choosing between Japan and Australia, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Japan spans 1 timezone while Australia covers 8. Japan'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, Japan or Australia by population?
Japan is larger by population, with 123.2M residents compared to Australia's 27.5M. Japan is 4.5 times more populous than Australia.
Which country has a higher GDP, Japan or Australia?
Japan has the higher GDP at $4.03T, compared to Australia's $1.76T. Japan's economy is 2.3 times larger.
How does life expectancy compare between Japan and Australia?
Japan has a higher life expectancy at 84.0 years, compared to Australia's 83.1 years. The gap between the two countries is 1.0 years. Japan's life expectancy is 12.0 years above the global average of 72 years, while Australia's is 11.1 years above the global average of 72 years.
Which country is larger by area, Japan or Australia?
Australia is larger by land area, covering 7,692,024 km² compared to Japan's 377,930 km². Australia is 20.4 times larger than Japan.
What languages are spoken in Japan and Australia?
Japan recognizes the following official language: Japanese. Australia recognizes: English. The two countries do not share an official language.
Which country has lower inflation, Japan or Australia?
Japan has lower inflation at 2.7%, compared to Australia's 3.2%. Japan's inflation is within the 2-3% range considered stable by most central banks, while Australia's rate is moderately elevated above the global median of 3.5%.
Is Japan or Australia better for a family holiday?
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 3.1 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Australia offers its own advantages, including more geographic diversity for road trips. Both countries have family-friendly at...
Is Japan or Australia cheaper to visit?
Japan is typically the more budget-friendly destination, with a GDP per capita of $32,487.078 translating to lower prices for accommodation, food, and local transport. Budget travelers in Japan can expect to spend significantly less per day than in Australia. However, Australia may offer better valu...
Is Japan or Australia better for retirement?
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Australia may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, clima...
Is Japan or Australia more expensive to live in?
Australia's GDP per capita is 2.0x that of Japan, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Australia, while Japan offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly...
Is Japan or Australia better for digital nomads?
For digital nomads choosing between Japan and Australia, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Japan spans 1 timezone while Australia covers 8. Japan's lower cost of living makes it attractive for stretching remote income...