Australia vs Papua New Guinea
Australia has a population of 27.5M, compared to Papua New Guinea's 11.8M. Australia is 2.3 times more populous than Papua New Guinea. Economically, Australia ($1.76T) has a GDP 55.3 times larger than Papua New Guinea's ($31.8B). Australia covers 7,692,024 km², 16.6 times larger than Papua New Guinea's 462,840 km². Life expectancy in Australia stands at 83.1 years, 16.9 years higher than Papua New Guinea's 66.1 years.
AustraliaPapua New Guinea| Population | +133.7%27.5M | -57.2%11.8M |
| Area | +1561.9%7,692,024 km² | -94.0%462,840 km² |
| GDP | +5425.2%$1.76T | -98.2%$31.8B |
| GDP Per Capita | +2048.7%$64,603.986 | -95.3%$3,006.706 |
| Life Expectancy | +25.6%83.1 yrs | -20.4%66.1 yrs |
| Infant Mortality | -90.3%3.1 | +932.3%32.0 |
| Literacy Rate | — | — |
| Unemployment | +59.1%4.1% | -37.1%2.6% |
| Capital | Canberra | Port Moresby |
| Region | Oceania | Oceania |
| Languages | English | English, Hiri Motu, Tok Pisin |
| Currencies | AUD ($) | PGK (K) |
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
Australia is 2.3 times more populous than Papua New Guinea, with 27.5M residents compared to 11.8M. Australia is a nation of 27.5M people, while Papua New Guinea is a nation of 11.8M people. In terms of population density, Australia averages 4 people per km² (sparse), while Papua New Guinea averages 25 people per km² (sparse). While Australia has grown at 1.43% annually over the past decade, Papua New Guinea has grown at 2.27% per year over the same period.
Economy Comparison
Australia is classified as a high-income economy, while Papua New Guinea is classified as a lower-middle-income economy. The Australia economy ($1.76T) is 55.3 times larger than Papua New Guinea's ($31.8B). Australia's GDP per capita of $64,603.986 is 105% above the regional average of 31,500 for Oceania. Papua New Guinea's GDP per capita of $3,006.706 is 90% below the regional average of 31,500 for Oceania. On a per-capita basis, residents of Australia are on average 21.5 times wealthier than those in Papua New Guinea.
Health & Quality of Life
Life expectancy in Australia is 83.1 years, compared to 66.1 years in Papua New Guinea, a gap of 16.9 years. Australia (83.1 years) is 11.1 years above the global average of 72 years, while Papua New Guinea (66.1 years) is 5.9 years below the global average of 72 years. At 32.0 deaths per 1,000 live births, Papua New Guinea's infant mortality is 932% higher than Australia's 3.1.
Geographic Comparison
Australia (7,692,024 km²) is 16.6 times larger by land area than Papua New Guinea (462,840 km²). Australia shares borders with 0 countries, while Papua New Guinea borders 1 country. Australia spans 8 timezones, compared to Papua New Guinea's 1 timezone. Both Australia and Papua New Guinea are located in Oceania. Both countries fall within the Oceania region, though they occupy different subregions: Australia and New Zealand and Melanesia.
Key Differences
The most significant difference between Australia and Papua New Guinea is in GDP: Australia's $1.76T compared to Papua New Guinea's $31.8B represents a 98% gap. The most significant difference between Australia and Papua New Guinea is in GDP per capita: Australia's $64,603.986 compared to Papua New Guinea's $3,006.706 represents a 95% gap. The most significant difference between Australia and Papua New Guinea is in land area: Australia's 7,692,024 km² compared to Papua New Guinea's 462,840 km² represents a 94% gap. These disparities reflect the broader structural differences between Australia's high-income economy and Papua New Guinea's lower-middle-income economy.
At a Glance: What the Numbers Mean
Living Standards
Australia has a GDP per capita of $64,603.986, which is 21.5x that of Papua New Guinea ($3,006.706). 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
Papua New Guinea is 7.1x more densely populated than Australia (25 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 Australia live an average of 16.9 years longer than those of Papua New Guinea (83.1 vs 66.1 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
Papua New Guinea's economy grew at 3.8% compared to Australia's 1.4%. Both countries show healthy growth, though Papua New Guinea has a modest edge in economic dynamism.
Travel Comparison
Australia vs Papua New Guinea for Families
For family travel, Australia generally edges ahead due to lower infant mortality (3.1 vs 32.0 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Papua New Guinea offers its own advantages, including a more compact geography that is easier to navigate with children. Both countries have family-friendly attractions, though Australia's higher GDP per capita typically correlates with better tourist infrastructure, public transport, and English-language availability.
Australia vs Papua New Guinea for Budget Travelers
Papua New Guinea is typically the more budget-friendly destination, with a GDP per capita of $3,006.706 translating to lower prices for accommodation, food, and local transport. Budget travelers in Papua New Guinea 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.
Australia vs Papua New Guinea for Retirees
Australia's life expectancy of 83.1 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Papua New Guinea 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.
Australia vs Papua New Guinea Cost of Living
Australia's GDP per capita is 21.5x that of Papua New Guinea, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Australia, while Papua New Guinea offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city within each country. Major urban centers in Papua New Guinea can approach or exceed average costs in Australia's smaller cities.
Australia vs Papua New Guinea for Digital Nomads
For digital nomads choosing between Australia and Papua New Guinea, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Australia spans 8 timezones while Papua New Guinea covers 1. Papua New Guinea'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, Australia or Papua New Guinea by population?
Australia is larger by population, with 27.5M residents compared to Papua New Guinea's 11.8M. Australia is 2.3 times more populous than Papua New Guinea.
Which country has a higher GDP, Australia or Papua New Guinea?
Australia has the higher GDP at $1.76T, compared to Papua New Guinea's $31.8B. Australia's economy is 55.3 times larger.
How does life expectancy compare between Australia and Papua New Guinea?
Australia has a higher life expectancy at 83.1 years, compared to Papua New Guinea's 66.1 years. The gap between the two countries is 16.9 years. Australia's life expectancy is 11.1 years above the global average of 72 years, while Papua New Guinea's is 5.9 years below the global average of 72 years.
Which country is larger by area, Australia or Papua New Guinea?
Australia is larger by land area, covering 7,692,024 km² compared to Papua New Guinea's 462,840 km². Australia is 16.6 times larger than Papua New Guinea.
What languages are spoken in Australia and Papua New Guinea?
Australia recognizes the following official language: English. Papua New Guinea recognizes: English, Hiri Motu, Tok Pisin. Both countries share at least one common language.
Which country has lower inflation, Australia or Papua New Guinea?
Papua New Guinea has lower inflation at 0.6%, compared to Australia's 3.2%. Papua New Guinea'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 Australia or Papua New Guinea better for a family holiday?
For family travel, Australia generally edges ahead due to lower infant mortality (3.1 vs 32.0 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Papua New Guinea offers its own advantages, including a more compact geography that is easier to navigate with children. B...
Is Australia or Papua New Guinea cheaper to visit?
Papua New Guinea is typically the more budget-friendly destination, with a GDP per capita of $3,006.706 translating to lower prices for accommodation, food, and local transport. Budget travelers in Papua New Guinea can expect to spend significantly less per day than in Australia. However, Australia ...
Is Australia or Papua New Guinea better for retirement?
Australia's life expectancy of 83.1 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Papua New Guinea may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare ac...
Is Australia or Papua New Guinea more expensive to live in?
Australia's GDP per capita is 21.5x that of Papua New Guinea, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Australia, while Papua New Guinea offers more purchasing power per dollar for everyday expenses. However, cost of livi...
Is Australia or Papua New Guinea better for digital nomads?
For digital nomads choosing between Australia and Papua New Guinea, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Australia spans 8 timezones while Papua New Guinea covers 1. Papua New Guinea's lower cost of living makes it attra...