Military Strength: Japan vs South Korea
| 🪖 Military personnel | 261,000 ◉ |
| – Reserve troops | 55,900 ◉ |
| 🛩️ Military aircraft | 1,397 ◉ |
| – incl. combat aircraft | 331 ◉ |
| – incl. bombers | 0 ◉ |
| – incl. helicopters | 533 ◉ |
| ⚓️ Military ships | 154 ◉ |
| – incl. aircraft carriers | 0 ◉ |
| – incl. submarines | 25 ◉ |
| 🚛 Main battle tanks | 521 ◉ |
| 💥 Nuclear warheads | 0 ◉ |
| 🪖 Military personnel | 569,000 ◉ |
| – Reserve troops | 3,100,000 ◉ |
| 🛩️ Military aircraft | 1,592 ◉ |
| – incl. combat aircraft | 433 ◉ |
| – incl. bombers | 0 ◉ |
| – incl. helicopters | 807 ◉ |
| ⚓️ Military ships | 155 ◉ |
| – incl. aircraft carriers | 0 ◉ |
| – incl. submarines | 22 ◉ |
| 🚛 Main battle tanks | 2,236 ◉ |
| 💥 Nuclear warheads | 0 ◉ |
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| Population | 124.5 million ◉ |
| GDP | $4.2 trillion ◉ |
| GDP per capita | $33,767 ◉ |
| Military Budget | $55.3 billion ◉ |
| Share of GDP in Milex | 1.4% ◉ |
| Share of Govt Expenditures | 3.3% ◉ |
| Military spends per capita | $446 ◉ |
| Population | 51.7 million ◉ |
| GDP | $1.7 trillion ◉ |
| GDP per capita | $33,121 ◉ |
| Military Budget | $47.6 billion ◉ |
| Share of GDP in Milex | 2.6% ◉ |
| Share of Govt Expenditures | 11.3% ◉ |
| Military spends per capita | $920 ◉ |
Military Forces Chart
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Military Budget Evolution
Military Personnel Evolution
Frequently Asked Questions
Who has more military personnel, Japan or South Korea?
South Korea has approximately 569,000 active military personnel compared to Japan's 261,000, giving South Korea a 2:1 numerical advantage.
Which country has more combat aircraft, Japan or South Korea?
South Korea operates 433 combat aircraft compared to Japan's 331. This includes fighters, strike aircraft, and multirole combat jets.
Who has the larger navy, Japan or South Korea?
South Korea has a larger navy with 155 vessels compared to Japan's 154 ships. Japan operates 25 submarines while South Korea has 22.
Which country spends more on defense, Japan or South Korea?
Japan has a larger defense budget at $55.3 billion compared to South Korea's $47.6 billion annually.
Do Japan and South Korea have nuclear weapons?
Neither Japan nor South Korea currently possesses nuclear weapons.
How do the tank forces of Japan and South Korea compare?
South Korea operates 2,236 main battle tanks compared to Japan's 521. Tank numbers reflect both active inventory and reserves.