Australia vs Brazil Military Comparison
Side-by-side military strength: active personnel, defense budgets, air force aircraft, and naval assets.
Australia
60K active troops
$30B budget
VS
Brazil
400K active troops
$20B budget
59
Tanks
439
1,426
Armored Vehicles
1,896
129
Artillery
606
6
Rocket Systems
180
85
Fighter Jets
43
141
Helicopters
151
47
Warships
112
6
Submarines
5
Nuclear Arsenal
Australia
NON-NUCLEAR
0
WARHEADS
Brazil
NON-NUCLEAR
0
WARHEADS
Estimated total warhead inventories — Federation of American Scientists / SIPRI
Defense Budget vs GDP
Historical defense spending and how it compares to each country's GDP. The % of GDP view normalises for economic size so smaller economies aren't drowned out by absolute dollar figures.
Defense Budget Over Time ($B)
Defense Budget as % of GDP
Source: World Bank Open Data API (MS.MIL.XPND.CD)
Military Active Personnel
Brazil
LARGEST
366.5K
TROOPS
Australia
16.1% OF LARGEST
59K
TROOPS
Brazil has 6.21× the active personnel of Australia
Air Force Total Aircraft
Brazil
LARGEST
679
AIRCRAFT
Australia
68.5% OF LARGEST
465
AIRCRAFT
Brazil has 1.46× the aircraft of Australia
Total Naval Assets
Land Forces — Detailed Metrics
| Metric |
Australia
|
Brazil
|
|---|---|---|
| Active Personnel | 59,000 | 366,500 |
| Reserve Personnel | 28,850 | 1,340,000 |
| Total Military Personnel | 88,450 | 1,700,000 |
| Defense Budget (USD) | $31,800,000,000 | $19,700,000,000 |
| Tanks | 59 | 439 |
| Armored Vehicles | 1,426 | 1,896 |
| Self-Propelled Artillery | 54 | 56 |
| Towed Artillery | 75 | 550 |
| Rocket Projectors | 6 | 180 |
Air Force — Detailed Metrics
| Metric |
Australia
|
Brazil
|
|---|---|---|
| Total Aircraft | 465 | 679 |
| Fighters | 85 | 43 |
| Attack Aircraft | 24 | 57 |
| Transport Aircraft | 47 | 110 |
| Trainer Aircraft | 168 | 168 |
| Helicopters | 141 | 151 |
| Attack Helicopters | 22 | 12 |
Naval Forces — Detailed Metrics
| Metric |
Australia
|
Brazil
|
|---|---|---|
| Total Naval Assets | 47 | 112 |
| Aircraft Carriers | 2 | 1 |
| Destroyers | 3 | 0 |
| Frigates | 8 | 6 |
| Corvettes | 0 | 3 |
| Submarines | 6 | 5 |
| Patrol Vessels | 13 | 42 |
| Mine Warfare Vessels | 6 | 6 |
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