South Korea vs Iran

Every indicator for South Korea and Iran side by side, with the percentage gap between them. Sources are listed at the bottom of the page.

Indicator comparison
IndicatorSouth KoreaIranDifference
Population (2025) (people)51,684,56492,417,681−44.1%
GDP (nominal) (billion $)1,872363+415.7%
GDP per capita ($)36,2273,924+823.2%
Life expectancy (years)83.677.9
Area (km²)100,4501,745,150−94.2%
Population density (people/km²)51553+871.6%
Median age (years)45.533.8
Internet usage (%)97.985.3
Unemployment rate (%)2.78.3
Inflation (%)2.142.2
Urban population (%)81.277.4
Military expenditure (2024) (million $)47,5717,892+502.8%
Military expenditure as a share of GDP (%)2.562.01+27.4%
Military expenditure as a share of government spending (%)11.3212.55−9.8%
Military expenditure per capita ($)92085+977.8%
Armed forces personnel (2020) (people)569,000650,000−12.5%
Armed forces per 1,000 people (people)11.07.0+56.5%
Armed forces as a share of the labor force (%)2.012.35−14.5%

The difference column shows the percentage gap of South Korea relative to Iran; a positive value favors South Korea. Interpret it in context — for unemployment, a lower value is better.

Key differences

  • On population (2025), South Korea is 44.1% lower than Iran.
  • On gdp (nominal), South Korea is 415.7% higher than Iran.
  • On gdp per capita, South Korea is 823.2% higher than Iran.
South Korea and Iran — core indicators
020 mn40 mn60 mn80 mn100 mnPopulation (2025)GDP (nominal)GDP per capitaAreaPopulation (2025) — South Korea: 51.684.564GDP (nominal) — South Korea: 1.872GDP per capita — South Korea: 36.227Area — South Korea: 100.450Population (2025) — Iran: 92.417.681GDP (nominal) — Iran: 363GDP per capita — Iran: 3.924Area — Iran: 1.745.150
South KoreaIran

The indicators use different scales, so the chart is a rough visual comparison only; use the table for exact figures.

Other comparisons involving South Korea or Iran.

Data sourcesUN World Population Prospects, IMF, World Bank, SIPRI