India vs Japan Military Comparison
Side-by-side military strength: active personnel, defense budgets, air force aircraft, and naval assets.
India
1M active troops
$80B budget
VS
Japan
200K active troops
$50B budget
4,614
Tanks
579
12,000
Armored Vehicles
3,137
4,275
Artillery
658
266
Rocket Systems
99
538
Fighter Jets
297
812
Helicopters
622
295
Warships
155
17
Submarines
22
Nuclear Arsenal
India
LARGEST
172
WARHEADS
Japan
NON-NUCLEAR
0
WARHEADS
Warheads Over Time
Estimated total warhead inventories — Federation of American Scientists / SIPRI
Defense Budget vs GDP
Historical defense spending and how it compares to each country's GDP. The % of GDP view normalises for economic size so smaller economies aren't drowned out by absolute dollar figures.
Defense Budget Over Time ($B)
Defense Budget as % of GDP
Source: World Bank Open Data API (MS.MIL.XPND.CD)
Military Active Personnel
India
LARGEST
1.45M
TROOPS
Japan
17.1% OF LARGEST
247.15K
TROOPS
India has 5.85× the active personnel of Japan
Air Force Total Aircraft
India
LARGEST
2.18K
AIRCRAFT
Japan
66.4% OF LARGEST
1.45K
AIRCRAFT
India has 1.51× the aircraft of Japan
Total Naval Assets
Land Forces — Detailed Metrics
| Metric |
India
|
Japan
|
|---|---|---|
| Active Personnel | 1,445,000 | 247,150 |
| Reserve Personnel | 1,155,000 | 56,000 |
| Total Military Personnel | 2,610,550 | 303,150 |
| Defense Budget (USD) | $81,400,000,000 | $49,100,000,000 |
| Tanks | 4,614 | 579 |
| Armored Vehicles | 12,000 | 3,137 |
| Self-Propelled Artillery | 100 | 166 |
| Towed Artillery | 4,175 | 492 |
| Rocket Projectors | 266 | 99 |
Air Force — Detailed Metrics
| Metric |
India
|
Japan
|
|---|---|---|
| Total Aircraft | 2,182 | 1,449 |
| Fighters | 538 | 297 |
| Attack Aircraft | 172 | 287 |
| Transport Aircraft | 250 | 192 |
| Trainer Aircraft | 359 | 447 |
| Helicopters | 812 | 622 |
| Attack Helicopters | 68 | 119 |
Naval Forces — Detailed Metrics
| Metric |
India
|
Japan
|
|---|---|---|
| Total Naval Assets | 295 | 155 |
| Aircraft Carriers | 2 | 4 |
| Destroyers | 12 | 36 |
| Frigates | 13 | 10 |
| Corvettes | 19 | 6 |
| Submarines | 17 | 22 |
| Patrol Vessels | 139 | 6 |
| Mine Warfare Vessels | 3 | 22 |
See economy, trade, demographics, and more for this comparison.
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Data compiled from World Bank, IMF, Global Firepower, SIPRI, Numbeo, and Pew Research.
Last updated June 2026.
Sources & methodology