South KoreaSouth Sudan
South Korea has a population of 51.2M, compared to South Sudan's 15.8M. South Korea is 3.2 times more populous than South Sudan. South Sudan covers 619,745 km², 6.2 times larger than South Korea's 100,210 km². Life expectancy in South Korea stands at 83.4 years, 25.8 years higher than South Sudan's 57.6 years.
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South Korea wins
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South Sudan wins
Metric
South KoreaSouth Sudan| Population | 51.2M | 15.8M |
| Area | 100,210 km² | 619,745 km² |
| GDP | $1.88T | — |
| GDP Per Capita | $36,238.64 | — |
| Life Expectancy | 83.4 yrs | 57.6 yrs |
| Infant Mortality | 2.3 | 72.6 |
| Literacy Rate | — | — |
| Unemployment | 2.7% | — |
| Capital | Seoul | Juba |
| Region | Asia | Africa |
| Languages | Korean | English |
| Currencies | KRW (₩) | SSP (£) |
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
South Korea is 3.2 times more populous than South Sudan, with 51.2M residents compared to 15.8M. South Korea is among the world's 30 most populous countries, while South Sudan is a nation of 15.8M people. In terms of population density, South Korea averages 511 people per km² (dense), while South Sudan averages 25 people per km² (sparse). South Korea has grown at 0.25% annually over the past decade. Population growth data is not available for South Sudan.
Economy Comparison
South Korea is classified as a high-income economy, while South Sudan is classified as a low-income economy. South Korea's GDP stands at $1.88T. GDP data is not available for South Sudan. South Korea's GDP per capita of $36,238.64 is 224% above the regional average of 11,200 for Asia. Economic indicator data is not available for South Sudan.
Health & Quality of Life
Life expectancy in South Korea is 83.4 years, compared to 57.6 years in South Sudan, a gap of 25.8 years. South Korea (83.4 years) is 11.4 years above the global average of 72 years, while South Sudan (57.6 years) is 14.4 years below the global average of 72 years. At 72.6 deaths per 1,000 live births, South Sudan's infant mortality is 3057% higher than South Korea's 2.3.
Geographic Comparison
South Sudan (619,745 km²) is 6.2 times larger by land area than South Korea (100,210 km²). South Korea shares borders with 1 country, while South Sudan borders 6 countries. South Korea spans 1 timezone, compared to South Sudan's 1 timezone. South Korea lies in Asia, while South Sudan is located in Africa. South Korea is categorized within the Asia region (Eastern Asia), whereas South Sudan belongs to Africa (Middle Africa).
Key Differences
The most significant difference between South Korea and South Sudan is in infant mortality: South Korea's 2.3 per 1,000 compared to South Sudan's 72.6 per 1,000 represents a 97% gap. The most significant difference between South Korea and South Sudan is in land area: South Korea's 100,210 km² compared to South Sudan's 619,745 km² represents a 84% gap. The most significant difference between South Korea and South Sudan is in population: South Korea's 51.2M compared to South Sudan's 15.8M represents a 69% gap. These disparities reflect the broader structural differences between South Korea's high-income economy and South Sudan's low-income economy.
At a Glance: What the Numbers Mean
Population Density
South Korea is 20.0x more densely populated than South Sudan (511 vs 25 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. South Sudan's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of South Korea live an average of 25.8 years longer than those of South Sudan (83.4 vs 57.6 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.
Travel Comparison
South Korea vs South Sudan for Families
For family travel, South Korea generally edges ahead due to lower infant mortality (2.3 vs 72.6 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. South Sudan offers its own advantages, including more geographic diversity for road trips. Both countries have family-friendly attractions, though South Korea's higher GDP per capita typically correlates with better tourist infrastructure, public transport, and English-language availability.
South Korea vs South Sudan for Budget Travelers
South Korea is typically the more budget-friendly destination, with a GDP per capita of $36,238.64 translating to lower prices for accommodation, food, and local transport. Budget travelers in South Korea can expect to spend significantly less per day than in South Sudan. However, South Sudan may offer better value in specific categories such as intercity transport or package deals. Shoulder season travel in either country helps reduce costs further.
South Korea vs South Sudan for Retirees
South Korea's life expectancy of 83.4 years suggests stronger healthcare infrastructure, which is a key factor for retirees. South Sudan 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.
South Korea vs South Sudan for Digital Nomads
For digital nomads choosing between South Korea and South Sudan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. South Korea spans 1 timezone while South Sudan covers 1. Cost of living varies by city in both countries. 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, South Korea or South Sudan by population?
South Korea is larger by population, with 51.2M residents compared to South Sudan's 15.8M. South Korea is 3.2 times more populous than South Sudan.
Which country has a higher GDP, South Korea or South Sudan?
GDP data is not available for South Sudan. Please refer to the World Bank for the most current figures.
How does life expectancy compare between South Korea and South Sudan?
South Korea has a higher life expectancy at 83.4 years, compared to South Sudan's 57.6 years. The gap between the two countries is 25.8 years. South Korea's life expectancy is 11.4 years above the global average of 72 years, while South Sudan's is 14.4 years below the global average of 72 years.
Which country is larger by area, South Korea or South Sudan?
South Sudan is larger by land area, covering 619,745 km² compared to South Korea's 100,210 km². South Sudan is 6.2 times larger than South Korea.
What languages are spoken in South Korea and South Sudan?
South Korea recognizes the following official language: Korean. South Sudan recognizes: English. The two countries do not share an official language.
Which country has lower inflation, South Korea or South Sudan?
South Korea has lower inflation at 2.3%, compared to South Sudan's 91.4%. South Korea's inflation is within the 2-3% range considered stable by most central banks, while South Sudan's rate is severely elevated at 91.4%, a rate that erodes household purchasing power.
Is South Korea or South Sudan better for a family holiday?
For family travel, South Korea generally edges ahead due to lower infant mortality (2.3 vs 72.6 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. South Sudan offers its own advantages, including more geographic diversity for road trips. Both countries have family-fr...
Is South Korea or South Sudan cheaper to visit?
South Korea is typically the more budget-friendly destination, with a GDP per capita of $36,238.64 translating to lower prices for accommodation, food, and local transport. Budget travelers in South Korea can expect to spend significantly less per day than in South Sudan. However, South Sudan may of...
Is South Korea or South Sudan better for retirement?
South Korea's life expectancy of 83.4 years suggests stronger healthcare infrastructure, which is a key factor for retirees. South Sudan may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare acces...
Is South Korea or South Sudan better for digital nomads?
For digital nomads choosing between South Korea and South Sudan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. South Korea spans 1 timezone while South Sudan covers 1. Cost of living varies by city in both countries. Both countri...