Australia vs United Kingdom Military Comparison
Side-by-side military strength: active personnel, defense budgets, air force aircraft, and naval assets.
Australia
60K active troops
$30B budget
VS
United Kingdom
200K active troops
$70B budget
59
Tanks
227
1,426
Armored Vehicles
5,015
129
Artillery
215
6
Rocket Systems
44
85
Fighter Jets
137
141
Helicopters
332
47
Warships
76
6
Submarines
11
Nuclear Arsenal
United Kingdom
LARGEST
225
WARHEADS
Australia
NON-NUCLEAR
0
WARHEADS
Warheads Over Time
Estimated total warhead inventories — Federation of American Scientists / SIPRI
Defense Budget vs GDP
Historical defense spending and how it compares to each country's GDP. The % of GDP view normalises for economic size so smaller economies aren't drowned out by absolute dollar figures.
Defense Budget Over Time ($B)
Defense Budget as % of GDP
Source: World Bank Open Data API (MS.MIL.XPND.CD)
Military Active Personnel
United Kingdom
LARGEST
153.29K
TROOPS
Australia
38.5% OF LARGEST
59K
TROOPS
United Kingdom has 2.60× the active personnel of Australia
Air Force Total Aircraft
United Kingdom
LARGEST
733
AIRCRAFT
Australia
63.4% OF LARGEST
465
AIRCRAFT
United Kingdom has 1.58× the aircraft of Australia
Total Naval Assets
Land Forces — Detailed Metrics
| Metric |
Australia
|
United Kingdom
|
|---|---|---|
| Active Personnel | 59,000 | 153,290 |
| Reserve Personnel | 28,850 | 81,500 |
| Total Military Personnel | 88,450 | 234,790 |
| Defense Budget (USD) | $31,800,000,000 | $68,400,000,000 |
| Tanks | 59 | 227 |
| Armored Vehicles | 1,426 | 5,015 |
| Self-Propelled Artillery | 54 | 89 |
| Towed Artillery | 75 | 126 |
| Rocket Projectors | 6 | 44 |
Air Force — Detailed Metrics
| Metric |
Australia
|
United Kingdom
|
|---|---|---|
| Total Aircraft | 465 | 733 |
| Fighters | 85 | 137 |
| Attack Aircraft | 24 | 143 |
| Transport Aircraft | 47 | 288 |
| Trainer Aircraft | 168 | 175 |
| Helicopters | 141 | 332 |
| Attack Helicopters | 22 | 50 |
Naval Forces — Detailed Metrics
| Metric |
Australia
|
United Kingdom
|
|---|---|---|
| Total Naval Assets | 47 | 76 |
| Aircraft Carriers | 2 | 2 |
| Destroyers | 3 | 6 |
| Frigates | 8 | 13 |
| Corvettes | 0 | 0 |
| Submarines | 6 | 11 |
| Patrol Vessels | 13 | 22 |
| Mine Warfare Vessels | 6 | 13 |
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