Mexico vs South Korea Military Comparison
Side-by-side military strength: active personnel, defense budgets, air force aircraft, and naval assets.
Mexico
300K active troops
$7B budget
VS
South Korea
600K active troops
$50B budget
0
Tanks
2,321
695
Armored Vehicles
3,100
375
Artillery
3,536
0
Rocket Systems
600
33
Fighter Jets
406
273
Helicopters
833
189
Warships
234
0
Submarines
22
Nuclear Arsenal
Mexico
NON-NUCLEAR
0
WARHEADS
South Korea
NON-NUCLEAR
0
WARHEADS
Estimated total warhead inventories — Federation of American Scientists / SIPRI
Defense Budget vs GDP
Historical defense spending and how it compares to each country's GDP. The % of GDP view normalises for economic size so smaller economies aren't drowned out by absolute dollar figures.
Defense Budget Over Time ($B)
Defense Budget as % of GDP
Source: World Bank Open Data API (MS.MIL.XPND.CD)
Military Active Personnel
South Korea
LARGEST
555K
TROOPS
Mexico
49.9% OF LARGEST
277.15K
TROOPS
South Korea has 2.00× the active personnel of Mexico
Air Force Total Aircraft
South Korea
LARGEST
1.58K
AIRCRAFT
Mexico
31.2% OF LARGEST
493
AIRCRAFT
South Korea has 3.21× the aircraft of Mexico
Total Naval Assets
Land Forces — Detailed Metrics
| Metric |
Mexico
|
South Korea
|
|---|---|---|
| Active Personnel | 277,150 | 555,000 |
| Reserve Personnel | 81,500 | 3,100,000 |
| Total Military Personnel | 358,650 | 3,655,000 |
| Defense Budget (USD) | $7,000,000,000 | $46,700,000,000 |
| Tanks | 0 | 2,321 |
| Armored Vehicles | 695 | 3,100 |
| Self-Propelled Artillery | 0 | 1,836 |
| Towed Artillery | 375 | 1,700 |
| Rocket Projectors | 0 | 600 |
Air Force — Detailed Metrics
| Metric |
Mexico
|
South Korea
|
|---|---|---|
| Total Aircraft | 493 | 1,581 |
| Fighters | 33 | 406 |
| Attack Aircraft | 0 | 0 |
| Transport Aircraft | 128 | 49 |
| Trainer Aircraft | 47 | 293 |
| Helicopters | 273 | 833 |
| Attack Helicopters | 0 | 112 |
Naval Forces — Detailed Metrics
| Metric |
Mexico
|
South Korea
|
|---|---|---|
| Total Naval Assets | 189 | 234 |
| Aircraft Carriers | 0 | 1 |
| Destroyers | 0 | 12 |
| Frigates | 8 | 13 |
| Corvettes | 0 | 34 |
| Submarines | 0 | 22 |
| Patrol Vessels | 143 | 111 |
| Mine Warfare Vessels | 0 | 11 |
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