Military Power.net

Australiavs United Kingdom

On Global Firepower's 2026 index, the United Kingdom (#8) holds a solid edge over Australia (#17).

  • The United Kingdom has nuclear weapons; Australia has none.
  • The United Kingdom has aircraft carriers; Australia has none.
  • The United Kingdom fields 6.3× as many tanks.
  1. People and moneyUnited Kingdom leads 2 of 4
  2. Land forcesUnited Kingdom leads 5 of 5
  3. Air powerUnited Kingdom leads 5 of 7
  4. Naval forcesUnited Kingdom leads 4 of 7
  5. Nuclear weaponsUnited Kingdom leads 2 of 2

Leads count raw numbers in each category. Larger is not always stronger: a modern fleet can beat a bigger, older one.

People and money

Who can be put in uniform, and how much is spent keeping them there.

$35.3B
Military spending
$89.0B
59K
Active personnel
141K
33K
Reserves
32K
0
Paramilitary
0

Spending is SIPRI's 2025 estimate in US dollars (Australia: 1.9% of GDP; United Kingdom: 2.4% of GDP).

Land forces

Armour and artillery: the weight an army can put on the ground.

46
Tanks
288
17K
Armored vehicles
94K
0
Self-propelled artillery
14
48
Towed artillery
126
8
Rocket artillery
43

Air power

Fixed-wing and rotary aircraft across all branches.

348
Total aircraft
625
24
Fighters
103
71
Attack aircraft
38
72
Helicopters
262
22
Attack helicopters
50
6
Tankers
9
37
Transports
30

Naval forces

Hull counts, from carriers down to patrol boats.

45
Total fleet
116
0
Aircraft carriers
2
2
Helicopter carriers
0
6
Submarines
10
3
Destroyers
6
7
Frigates
7
0
Corvettes
0

Nuclear weapons

Estimated warheads in military stockpiles, January 2026.

0
Warheads
225
0
Deployed warheads
120

Compare other countries

Related matchups

Profiles: Australia and United Kingdom. Sources: Global Firepower 2026, SIPRI Military Expenditure 2025 (Apr 2026), SIPRI Yearbook 2026: World Nuclear Forces.