Military Strength: Iran vs Japan

Overview

Japan (ranked #13 globally) holds a stronger overall military position than Iran (#14) on the Global Military Index. Iran fields 650,000 active troops — 2.5x Japan's 261,000, backed by 350,000 reserves and 40,000 paramilitary. Japan's $56B defense budget is 5.9x that of Iran ($10B).

In the air, Iran operates 627 aircraft including 286 combat jets, while Japan fields 1,399 with 331 fighters.

At sea, Iran's 97-ship navy faces Japan's 155 vessels, including 6 and 25 submarines respectively. On the ground, Iran deploys 1,713 main battle tanks vs 521 for Japan.

Neither Iran nor Japan possesses nuclear weapons.

Global Military Index 60.8 (#14)
🪖 Military personnel 650,000
– Reserve troops 350,000
– Paramilitary forces 40,000
🛩️ Military aircraft 627
– incl. combat aircraft 286
– incl. bombers 0
– incl. helicopters 160
⚓️ Military ships 97
– incl. aircraft carriers 1
– incl. submarines 6
🚛 Main battle tanks 1,713
💥 Nuclear warheads 0
Global Military Index 61.5 (#13)
🪖 Military personnel 261,000
– Reserve troops 55,900
– Paramilitary forces 14,700
🛩️ Military aircraft 1,399
– incl. combat aircraft 331
– incl. bombers 0
– incl. helicopters 533
⚓️ Military ships 155
– incl. aircraft carriers 0
– incl. submarines 25
🚛 Main battle tanks 521
💥 Nuclear warheads 0

🇮🇷 Iran Global Military Index

60.8
Global Rank: #14
🪖 Manpower (15%) 84.3 Active, reserve & paramilitary: 797000 effective
🛡️ Ground Firepower (20%) 71.9 Main battle tanks: 1713
⚓ Naval Power (20%) 58.4 Weighted by ship type: carriers, submarines, destroyers...
✈️ Air Power (25%) 63.9 Weighted by aircraft type: combat, bombers, helicopters...
☢️ Nuclear Deterrent (10%) 0.0 No declared nuclear capability
💰 Defense Budget (10%) 61.2 $9.5B annual military spending

🇯🇵 Japan Global Military Index

61.5
Global Rank: #13
🪖 Manpower (15%) 77.8 Active, reserve & paramilitary: 279360 effective
🛡️ Ground Firepower (20%) 60.4 Main battle tanks: 521
⚓ Naval Power (20%) 67.1 Weighted by ship type: carriers, submarines, destroyers...
✈️ Air Power (25%) 67.9 Weighted by aircraft type: combat, bombers, helicopters...
☢️ Nuclear Deterrent (10%) 0.0 No declared nuclear capability
💰 Defense Budget (10%) 73.1 $56.4B annual military spending

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Population 91.6 million
GDP $475.3 billion
GDP per capita $5,190
Military Budget $9.5 billion
Share of GDP in Milex 2.0%
Share of Govt Expenditures 0.0%
Military spends per capita $104
Population 124.0 million
GDP $4.0 trillion
GDP per capita $32,487
Military Budget $56.4 billion
Share of GDP in Milex 1.4%
Share of Govt Expenditures 0.0%
Military spends per capita $455

Iran Geography

Land Area 1,531,595 km²
Coastline Length 2,440 km

Japan Geography

Land Area 364,546 km²
Coastline Length 29,751 km

Military Forces Chart

Economic Metrics Chart

Military Budget Evolution

Military Personnel Evolution

Frequently Asked Questions

Who has more military personnel, Iran or Japan?
Iran has approximately 650,000 active military personnel compared to Japan's 261,000, giving Iran a 2:1 numerical advantage.
Which country has more combat aircraft, Iran or Japan?
Japan operates 331 combat aircraft compared to Iran's 286. This includes fighters, strike aircraft, and multirole combat jets.
Who has the larger navy, Iran or Japan?
Japan has a larger navy with 155 vessels compared to Iran's 97 ships. Iran operates 6 submarines while Japan has 25.
Which country spends more on defense, Iran or Japan?
Japan has a larger defense budget at $56.4 billion (6:1 more) compared to Iran's $9.5 billion annually.
Do Iran and Japan have nuclear weapons?
Neither Iran nor Japan currently possesses nuclear weapons.
How do the tank forces of Iran and Japan compare?
Iran operates 1,713 main battle tanks compared to Japan's 521. Tank numbers reflect both active inventory and reserves.