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

South Korea (ranked #5 globally) holds a stronger overall military position than Brazil (#21) on the ATLAS Index. Brazil fields 366,500 active troops vs 500,000 for South Korea, backed by 3,100,000 reserves and 3,013,500 paramilitary. Brazil allocates $24B to defense compared to $43B for South Korea.

ATLAS (Aggregate Total of Land, Air and Sea strength) Index face-off Full ranking →
Flag of Brazil BrazilWorld #21 42.3
ATLAS Index / 100

South Korea leads on 5 of 6 pillars

Flag of South Korea South KoreaWorld #5 60.2
  • 81.6366K active troops Manpower10 % 99.6500K active troops
  • 37.6292 battle tanks Ground forces20 % 75.91,814 battle tanks
  • 41.948 warships Naval power20 % 63.2112 warships
  • 38.9146 combat aircraft Air power25 % 53.4374 combat aircraft
  • 0.00 warheads Nuclear deterrent10 % 0.00 warheads
  • 53.7$24B budget Defense budget15 % 55.7$43B budget
Brazil South Korea Pillar scores 0–100 (weight under each label) over a headline figure from that domain · each conventional pillar read after its branch's availability proxy · Methodology
Key figures
Brazil South Korea Ratio
Defense budget $24B $43B 🇰🇷 1.8×
– share of GDP 1.1% 2.3% 🇰🇷 2.1×
Active personnel 366,500 500,000 🇰🇷 1.4×
Combat aircraft 146 374 🇰🇷 2.6×
Warships 48 112 🇰🇷 2.3×
– submarines 5 20 🇰🇷 4.0×
Main battle tanks 292 1,814 🇰🇷 6.2×
Nuclear warheads 0 0 —
Show full breakdown · 11 more rowsHide the 11 extra rows
Reserve troops 1,340,000 3,100,000 🇰🇷 2.3×
Paramilitary forces 395,000 3,013,500 🇰🇷 7.6×
Military aircraft (all types) 562 1,566 🇰🇷 2.8×
– helicopters 196 869 🇰🇷 4.4×
Budget share of govt spending — — —
Budget per capita $113 $835 🇰🇷 7.4×
Population 212.8M 51.7M 🇧🇷 4.1×
GDP $2.3T $1.9T 🇧🇷 1.2×
GDP per capita $10,713 $36,227 🇰🇷 3.4×
Land area 8,460,415 km² 99,909 km² 🇧🇷 85×
Coastline 7,491 km 2,413 km 🇧🇷 3.1×
Backbone systems most numerous in service
🇧🇷 BrazilEMB-314 Super Tucano ×81Leopard 1 ×261Riachuelo-class ×3
🇰🇷 South KoreaF-16 Fighting Falcon ×166K1A1 Rokit ×1,511Son Won-il-class ×9
Defense budget history Brazil ×1.1 · South Korea ×1.0 since 2021
Military personnel history
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Frequently Asked Questions

Who has more military personnel, Brazil or South Korea?
South Korea has approximately 500,000 active military personnel compared to Brazil's 366,500.
Which country has more combat aircraft, Brazil or South Korea?
South Korea operates 374 combat aircraft compared to Brazil's 146. This includes fighters, strike aircraft, and multirole combat jets.
Who has the larger navy, Brazil or South Korea?
South Korea has a larger navy with 112 warships compared to Brazil's 48. Brazil operates 5 submarines while South Korea has 20.
Which country spends more on defense, Brazil or South Korea?
South Korea has a larger defense budget at $43.1 billion (1.8:1 more) compared to Brazil's $24 billion annually.
Do Brazil and South Korea have nuclear weapons?
Neither Brazil nor South Korea currently possesses nuclear weapons.
How do the tank forces of Brazil and South Korea compare?
South Korea operates 1,814 main battle tanks compared to Brazil's 292. Tank numbers reflect both active inventory and reserves.