Indonesia vs Thailand
Population, economy and geography side by side
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Indonesia has 4.0 times as many people as Thailand (288 million vs 71.6 million in 2026). Indonesia is 3.7 times larger by land area. GDP per capita is higher in Thailand ($8,057 vs $5,060). People live longer on average in Thailand (76.6 vs 71.3 years).
| Indonesia | Thailand | |
|---|---|---|
| Population (2026) | 287,886,782 | 71,559,614 |
| Yearly population change | +0.76% | −0.08% |
| Population 2050 (projected) | 321 million | 66.4 million |
| Land area | 1,892,410 km² | 510,890 km² |
| Density | 152/km² | 140/km² |
| GDP | $1.45 trillion (2025) | $577 billion (2025) |
| GDP per capita | $5,060 (2025) | $8,057 (2025) |
| Life expectancy | 71.3 years | 76.6 years |
| Births per woman | 2.12 | 1.20 |
| Urban population | 59% | 63% |
| Capital | Jakarta and Nusantara | Bangkok |
| Currency | rupiah (IDR) | baht (THB) |
| Calling code | +62 | +66 |
Share of world population: Indonesia 3.47%, Thailand 0.86%.
Frequently asked questions
Which has a bigger population, Indonesia or Thailand?
Indonesia: about 288 million people versus 71.6 million in Thailand (2026).
Is Indonesia bigger than Thailand?
By land area, Indonesia is larger: 1,892,410 km² versus 510,890 km².
Which economy is bigger, Indonesia or Thailand?
Indonesia, with a GDP of $1.45 trillion versus $577 billion (World Bank, current US$).
Sources: World Bank Open Data — World Development Indicators and Population Estimates and Projections (CC BY 4.0); Wikidata (CC0). Retrieved 2026-10-22. GDP in current US dollars (World Bank, latest available year).