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Military Strength: Flag of Australia Australia vs Flag of Indonesia Indonesia

Indonesia (ranked #24 globally) holds a stronger overall military position than Australia (#28) on the ATLAS Index. Indonesia fields 404,500 active troops — 6.9:1 Australia's 58,600, backed by 400,000 reserves and 290,200 paramilitary. Australia's $35B defense budget is 3.1:1 that of Indonesia ($11B).

ATLAS (Aggregate Total of Land, Air and Sea strength) Index face-off Full ranking →
Flag of Australia AustraliaWorld #28 38.8
ATLAS Index / 100

Indonesia leads on 4 of 6 pillars

Flag of Indonesia IndonesiaWorld #24 41.1
  • 41.258K active troops Manpower10 % 71.1404K active troops
  • 35.646 battle tanks Ground forces20 % 38.3121 battle tanks
  • 48.042 warships Naval power20 % 48.1296 warships
  • 44.096 combat aircraft Air power25 % 37.768 combat aircraft
  • 0.00 warheads Nuclear deterrent10 % 0.00 warheads
  • 43.2$35B budget Defense budget15 % 45.4$11B budget
Australia Indonesia 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
Australia Indonesia Ratio
Defense budget $35B $11B 🇦🇺 3.1×
– share of GDP 2.0% 0.8% 🇦🇺 2.5×
Active personnel 58,600 404,500 🇮🇩 6.9×
Combat aircraft 96 68 🇦🇺 1.4×
Warships 42 296 🇮🇩 7.0×
– submarines 6 4 🇦🇺 1.5×
Main battle tanks 46 121 🇮🇩 2.6×
Nuclear warheads 0 0 —
Show full breakdown · 12 more rowsHide the 12 extra rows
Reserve troops 33,270 400,000 🇮🇩 12×
Paramilitary forces 0 290,200 🇮🇩
Military aircraft (all types) 367 501 🇮🇩 1.4×
– helicopters 73 208 🇮🇩 2.8×
Aircraft carriers 0 1 🇮🇩
Budget share of govt spending — — —
Budget per capita $1,273 $39 🇦🇺 33×
Population 27.6M 285.7M 🇮🇩 10×
GDP $1.8T $1.4T 🇦🇺 1.2×
GDP per capita $65,130 $5,060 🇦🇺 13×
Land area 7,633,565 km² 1,811,569 km² 🇦🇺 4.2×
Coastline 25,760 km 54,716 km 🇮🇩 2.1×
Backbone systems most numerous in service
🇦🇺 AustraliaF-35 Lightning II ×72M1 Abrams ×46Collins-class ×6
🇮🇩 IndonesiaF-16 Fighting Falcon ×33Leopard 2 ×103Giuseppe Garibaldi-class ×1
Defense budget history Australia ×1.3 · Indonesia ×1.3 since 2020
Military personnel history
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Australia vsUnited StatesChinaNew ZealandPapua New GuineaFiji
Indonesia vsVietnamIranNorth KoreaUnited Arab EmiratesTaiwan
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Analyst Assessment

Verdict
Edge: Australia

Australia holds a decisive qualitative advantage in aerospace, maritime strike, and C4ISR, but Indonesia possesses insurmountable strategic depth, immense manpower, and total control over regional maritime chokepoints.

Domain by domain
Air Power Edge: Australia
🇦🇺 AustraliaF-35A stealth, EA-18G, P-8A ISR, Ghost Bat drones
🇮🇩 IndonesiaF-16, Su-27/30, transitioning to Rafale
Ground Forces Edge: Indonesia
🇦🇺 Australia58,600 active, M1A2 SEPv3, HIMARS, AS9
🇮🇩 Indonesia400,000+ active, territorial KODAM depth, Leopard 2RI
Naval Even
🇦🇺 AustraliaHobart-class destroyers, transition to SSN-AUKUS
🇮🇩 IndonesiaVast littoral fleet, Type 209 subs, Martadinata frigates
Long-Range Strike Edge: Australia
🇦🇺 AustraliaTomahawk cruise missiles, PrSM capability
🇮🇩 IndonesiaKhan short-range ballistic missiles
Wildcards
  • Archipelagic Geography Indonesia’s 17,000 islands and vast coastline provide an impenetrable defensive depth, negating Australia's conventional strike capabilities by offering countless dispersed hiding points for asymmetric forces.
  • Demographic & Personnel Constraints Australia faces chronic recruitment shortages, limiting its capacity to absorb casualties or sustain prolonged deployments against Indonesia’s massive manpower pool and paramilitary reserves.
  • Logistical Diversity Indonesia’s procurement from heavily mixed suppliers (US, Russia, France, Turkey) poses severe wartime sustainment challenges, whereas Australia benefits from direct integration into the US defense supply chain, bolstered by its domestic Guided Weapons and Explosive Ordnance (GWEO) enterprise.
Outlook
ScenarioShort warProtracted war
Conventional 🇦🇺 Australia achieves localized sea/air denial Even Mutual exhaustion via logistical overextension
Hybrid/Asymmetric 🇮🇩 Indonesia successfully locks down straits 🇮🇩 Indonesia absorbs damage via territorial mass
Analysis generated by a language model from the figures on this page and public sources; it is an informed reading, not a military assessment or a prediction.

Frequently Asked Questions

Who has more military personnel, Australia or Indonesia?
Indonesia has approximately 404,500 active military personnel compared to Australia's 58,600, giving Indonesia a 6.9:1 numerical advantage.
Which country has more combat aircraft, Australia or Indonesia?
Australia operates 96 combat aircraft compared to Indonesia's 68. This includes fighters, strike aircraft, and multirole combat jets.
Who has the larger navy, Australia or Indonesia?
Indonesia has a larger navy with 296 warships compared to Australia's 42. Australia operates 6 submarines while Indonesia has 4.
Which country spends more on defense, Australia or Indonesia?
Australia has a larger defense budget at $35.1 billion (3.1:1 more) compared to Indonesia's $11.2 billion annually.
Do Australia and Indonesia have nuclear weapons?
Neither Australia nor Indonesia currently possesses nuclear weapons.
How do the tank forces of Australia and Indonesia compare?
Indonesia operates 121 main battle tanks compared to Australia's 46. Tank numbers reflect both active inventory and reserves.