Military Power.net

Indonesiavs United Kingdom

On Global Firepower's 2026 index, the United Kingdom (#8) holds a narrow edge over Indonesia (#13).

  • The United Kingdom has nuclear weapons; Indonesia has none.
  • The United Kingdom has aircraft carriers; Indonesia has none.
  • The United Kingdom has destroyers; Indonesia has none.
  1. People and moneyIndonesia leads 3 of 4
  2. Land forcesIndonesia leads 4 of 5
  3. Air powerUnited Kingdom leads 6 of 7
  4. Naval forcesEven, 3–3
  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.

$15.0B
Military spending
$89.0B
405K
Active personnel
141K
401K
Reserves
32K
250K
Paramilitary
0

Spending is SIPRI's 2025 estimate in US dollars (Indonesia: 1% of GDP; United Kingdom: 2.4% of GDP).

Land forces

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

331
Tanks
288
28K
Armored vehicles
94K
153
Self-propelled artillery
14
396
Towed artillery
126
67
Rocket artillery
43

Air power

Fixed-wing and rotary aircraft across all branches.

460
Total aircraft
625
41
Fighters
103
34
Attack aircraft
38
212
Helicopters
262
15
Attack helicopters
50
1
Tankers
9
73
Transports
30

Naval forces

Hull counts, from carriers down to patrol boats.

338
Total fleet
116
0
Aircraft carriers
2
0
Helicopter carriers
0
4
Submarines
10
0
Destroyers
6
10
Frigates
7
26
Corvettes
0

Nuclear weapons

Estimated warheads in military stockpiles, January 2026.

0
Warheads
225
0
Deployed warheads
120

Compare other countries

Related matchups

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