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Military Strength: Flag of South Korea South Korea vs Flag of Taiwan Taiwan

Military Strength
South Korea Taiwan
Global Military Index 63.3 (#6) 56.2 (#12)
Military personnel 569,000 169,000
– Reserve troops 3,100,000 1,657,000
– Paramilitary forces 3,013,500 13,000
Military aircraft 1,543 686
– incl. combat aircraft 374 319
– incl. bombers 0 0
– incl. helicopters 856 239
Military ships 156 102
– incl. aircraft carriers 0 0
– incl. submarines 22 4
Main battle tanks 2,236 888
Nuclear warheads 0 0
Military Forces Chart

Overview

South Korea (ranked #6 globally) holds a stronger overall military position than Taiwan (#12) on the Global Military Index. South Korea fields 569,000 active troops — 3.4x Taiwan's 169,000, backed by 3,100,000 reserves and 3,013,500 paramilitary. South Korea's $43B defense budget is 2.4x that of Taiwan ($18B).

In the air, South Korea operates 1,543 aircraft including 374 combat jets, while Taiwan fields 686 with 319 fighters.

At sea, South Korea's 156-ship navy outnumbers Taiwan's 102 vessels, including 22 and 4 submarines respectively. On the ground, South Korea deploys 2,236 main battle tanks vs 888 for Taiwan.

Neither South Korea nor Taiwan possesses nuclear weapons.

Global Military Index

Full ranking →
🇰🇷 South Korea World #6
63.8/ 100
Six-pillar composite: manpower, ground forces, naval power, air power, nuclear deterrent and defense budget, with a readiness modifier from budget per soldier.
Pillar Weight Score Basis
Manpower 15% 99.6 2954050 effective
Ground forces 20% 77.4 2236 main battle tanks
Naval power 20% 72.1 Carrier tiers, nuclear vs conventional submarines
Air power 25% 70.7 Weighted by aircraft type & fleet age
Nuclear deterrent 10% 0.0 No declared capability
Defense budget 10% 69.5 $43.1B, PPP-adjusted
Readiness modifier ×1.06 Budget per soldier
🇹🇼 Taiwan World #12
56.3/ 100
Six-pillar composite: manpower, ground forces, naval power, air power, nuclear deterrent and defense budget, with a readiness modifier from budget per soldier.
Pillar Weight Score Basis
Manpower 15% 88.2 1001400 effective
Ground forces 20% 66.9 888 main battle tanks
Naval power 20% 59.0 Carrier tiers, nuclear vs conventional submarines
Air power 25% 63.5 Weighted by aircraft type & fleet age
Nuclear deterrent 10% 0.0 No declared capability
Defense budget 10% 62.3 $18.2B, PPP-adjusted
Readiness modifier ×1.07 Budget per soldier

Country Profile

Economy & Geography
South Korea Taiwan
Population 51.8 million None
GDP $1.9 trillion $None
GDP per capita $36,239 $
Military budget $43.1 billion $18.2 billion
– share of GDP 2.3% 2.1%
– share of govt spending 0.0% 12.4%
– per capita spending $833 $785
Land area 99,909 km² 32,260 km²
Coastline 2,413 km 1,566 km
Military Budget Evolution
Military Personnel Evolution
Economic Metrics Chart

Frequently Asked Questions

Who has more military personnel, South Korea or Taiwan?
South Korea has approximately 569,000 active military personnel compared to Taiwan's 169,000, giving South Korea a 3:1 numerical advantage.
Which country has more combat aircraft, South Korea or Taiwan?
South Korea operates 374 combat aircraft compared to Taiwan's 319. This includes fighters, strike aircraft, and multirole combat jets.
Who has the larger navy, South Korea or Taiwan?
South Korea has a larger navy with 156 vessels compared to Taiwan's 102 ships. South Korea operates 22 submarines while Taiwan has 4.
Which country spends more on defense, South Korea or Taiwan?
South Korea has a larger defense budget at $43.1 billion (2:1 more) compared to Taiwan's $18.2 billion annually.
Do South Korea and Taiwan have nuclear weapons?
Neither South Korea nor Taiwan currently possesses nuclear weapons.
How do the tank forces of South Korea and Taiwan compare?
South Korea operates 2,236 main battle tanks compared to Taiwan's 888. Tank numbers reflect both active inventory and reserves.