According to the latest statistics released by the World Bank in 2025, among the Southeast Asian countries in 2020, Indonesia ranked first in terms of gross domestic product(GDP), with a total economic volume of $1058.69 billion; Thailand ranked second in terms of GDP, with a total economic volume of $499.68 billion; Philippines ranked third in terms of GDP, with a total economic volume of $361.75 billion; Singapore ranked fourth in terms of GDP, with a total economy of $345.3 billion; and Vietnam, with a total economy of $343.24 billion, ranked fifth in GDP.
| Rank | Country | GDP |
|---|---|---|
| 1 | Indonesia | $1058.69 billion |
| 2 | Thailand | $499.68 billion |
| 3 | Philippines | $361.75 billion |
| 4 | Singapore | $345.3 billion |
| 5 | Vietnam | $343.24 billion |
| 6 | Malaysia | $337.01 billion |
| 7 | Myanmar | $78.93 billion |
| 8 | Cambodia | $25.87 billion |
| 9 | Laos | $18.98 billion |
| 10 | Brunei | $12.01 billion |
| 11 | Timor-Leste | $1.9 billion |