Sri Lanka vs Papua New Guinea
Sri Lanka has a population of 21.8M, compared to Papua New Guinea's 11.8M. Sri Lanka is 1.8 times more populous than Papua New Guinea. Economically, Sri Lanka ($99.0B) has a GDP 3.1 times larger than Papua New Guinea's ($31.8B). Papua New Guinea covers 462,840 km², 7.1 times larger than Sri Lanka's 65,610 km². Life expectancy in Sri Lanka stands at 77.5 years, 11.3 years higher than Papua New Guinea's 66.1 years.
Sri LankaPapua New Guinea| Population | +84.7%21.8M | -45.9%11.8M |
| Area | -85.8%65,610 km² | +605.4%462,840 km² |
| GDP | +211.2%$99.0B | -67.9%$31.8B |
| GDP Per Capita | +50.2%$4,515.568 | -33.4%$3,006.706 |
| Life Expectancy | +17.2%77.5 yrs | -14.6%66.1 yrs |
| Infant Mortality | -83.4%5.3 | +503.8%32.0 |
| Literacy Rate | — | — |
| Unemployment | +55.8%4.0% | -35.8%2.6% |
| Capital | Sri Jayawardenepura Kotte | Port Moresby |
| Region | Asia | Oceania |
| Languages | Sinhala, Tamil | English, Hiri Motu, Tok Pisin |
| Currencies | LKR (Rs රු) | 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
Sri Lanka is 1.8 times more populous than Papua New Guinea, with 21.8M residents compared to 11.8M. Sri Lanka is a nation of 21.8M people, while Papua New Guinea is a nation of 11.8M people. In terms of population density, Sri Lanka averages 332 people per km² (dense), while Papua New Guinea averages 25 people per km² (sparse). Papua New Guinea has grown at 2.27% annually over the past decade. Population growth data is not available for Sri Lanka.
Economy Comparison
Sri Lanka is classified as a upper-middle-income economy, while Papua New Guinea is classified as a lower-middle-income economy. The Sri Lanka economy ($99.0B) is 3.1 times larger than Papua New Guinea's ($31.8B). Sri Lanka's GDP per capita of $4,515.568 is 60% below the regional average of 11,200 for Asia. 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 Sri Lanka are on average 1.5 times wealthier than those in Papua New Guinea.
Health & Quality of Life
Life expectancy in Sri Lanka is 77.5 years, compared to 66.1 years in Papua New Guinea, a gap of 11.3 years. Sri Lanka (77.5 years) is 5.5 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 504% higher than Sri Lanka's 5.3.
Geographic Comparison
Papua New Guinea (462,840 km²) is 7.1 times larger by land area than Sri Lanka (65,610 km²). Sri Lanka shares borders with 0 countries, while Papua New Guinea borders 1 country. Sri Lanka spans 1 timezone, compared to Papua New Guinea's 1 timezone. Sri Lanka lies in Asia, while Papua New Guinea is located in Oceania. Sri Lanka is categorized within the Asia region (Southern Asia), whereas Papua New Guinea belongs to Oceania (Melanesia).
Key Differences
The most significant difference between Sri Lanka and Papua New Guinea is in land area: Sri Lanka's 65,610 km² compared to Papua New Guinea's 462,840 km² represents a 86% gap. The most significant difference between Sri Lanka and Papua New Guinea is in infant mortality: Sri Lanka's 5.3 per 1,000 compared to Papua New Guinea's 32.0 per 1,000 represents a 83% gap. The most significant difference between Sri Lanka and Papua New Guinea is in GDP: Sri Lanka's $99.0B compared to Papua New Guinea's $31.8B represents a 68% gap. These disparities reflect the broader structural differences between Sri Lanka's upper-middle-income economy and Papua New Guinea's lower-middle-income economy.
At a Glance: What the Numbers Mean
Living Standards
Sri Lanka has a GDP per capita of $4,515.568, which is 1.5x 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 Sri Lanka is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
Sri Lanka is 13.0x more densely populated than Papua New Guinea (332 vs 25 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Papua New Guinea's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of Sri Lanka live an average of 11.3 years longer than those of Papua New Guinea (77.5 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
Sri Lanka's economy grew at 5.0% compared to Papua New Guinea's 3.8%. Sri Lanka's high growth rate suggests a rapidly developing economy with expanding opportunities.
Travel Comparison
Sri Lanka vs Papua New Guinea for Families
For family travel, Sri Lanka generally edges ahead due to lower infant mortality (5.3 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 more geographic diversity for road trips. Both countries have family-friendly attractions, though Sri Lanka's higher GDP per capita typically correlates with better tourist infrastructure, public transport, and English-language availability.
Sri Lanka 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 Sri Lanka. However, Sri Lanka may offer better value in specific categories such as intercity transport or package deals. Shoulder season travel in either country helps reduce costs further.
Sri Lanka vs Papua New Guinea for Retirees
Sri Lanka's life expectancy of 77.5 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.
Sri Lanka vs Papua New Guinea Cost of Living
Sri Lanka's GDP per capita is 1.5x 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 Sri Lanka, 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 Sri Lanka's smaller cities.
Sri Lanka vs Papua New Guinea for Digital Nomads
For digital nomads choosing between Sri Lanka and Papua New Guinea, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Sri Lanka spans 1 timezone 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, Sri Lanka or Papua New Guinea by population?
Sri Lanka is larger by population, with 21.8M residents compared to Papua New Guinea's 11.8M. Sri Lanka is 1.8 times more populous than Papua New Guinea.
Which country has a higher GDP, Sri Lanka or Papua New Guinea?
Sri Lanka has the higher GDP at $99.0B, compared to Papua New Guinea's $31.8B. Sri Lanka's economy is 3.1 times larger.
How does life expectancy compare between Sri Lanka and Papua New Guinea?
Sri Lanka has a higher life expectancy at 77.5 years, compared to Papua New Guinea's 66.1 years. The gap between the two countries is 11.3 years. Sri Lanka's life expectancy is 5.5 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, Sri Lanka or Papua New Guinea?
Papua New Guinea is larger by land area, covering 462,840 km² compared to Sri Lanka's 65,610 km². Papua New Guinea is 7.1 times larger than Sri Lanka.
What languages are spoken in Sri Lanka and Papua New Guinea?
Sri Lanka recognizes the following languages: Sinhala, Tamil. Papua New Guinea recognizes: English, Hiri Motu, Tok Pisin. The two countries do not share an official language.
Which country has lower inflation, Sri Lanka or Papua New Guinea?
Sri Lanka has lower inflation at -0.4%, compared to Papua New Guinea's 0.6%. Sri Lanka's inflation is within the 2-3% range considered stable by most central banks, while Papua New Guinea's rate is within the 2-3% range considered stable by most central banks.
Is Sri Lanka or Papua New Guinea better for a family holiday?
For family travel, Sri Lanka generally edges ahead due to lower infant mortality (5.3 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 more geographic diversity for road trips. Both countries have family...
Is Sri Lanka 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 Sri Lanka. However, Sri Lanka ...
Is Sri Lanka or Papua New Guinea better for retirement?
Sri Lanka's life expectancy of 77.5 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 Sri Lanka or Papua New Guinea more expensive to live in?
Sri Lanka's GDP per capita is 1.5x 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 Sri Lanka, while Papua New Guinea offers more purchasing power per dollar for everyday expenses. However, cost of livin...
Is Sri Lanka or Papua New Guinea better for digital nomads?
For digital nomads choosing between Sri Lanka and Papua New Guinea, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Sri Lanka spans 1 timezone while Papua New Guinea covers 1. Papua New Guinea's lower cost of living makes it attrac...