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Navy comparison: Flag of Iran Iran vs Flag of Singapore Singapore

Iran's 142-ship navy outnumbers Singapore's 69 vessels (2.1:1 advantage). Of these, 112 and 55 are in active service respectively.

SEAS (Sea Equipment Aggregate Strength) Index face-off Full ranking →
Naval ensign of Iran IranWorld #57 6.9
SEAS Index / 100

Singapore leads on 7 of 8 categories

Naval ensign of Singapore SingaporeWorld #20 18.7
  • 2 Submarinesweight ×45 · size, era 4
  • 0 Frigatesweight ×30 · size, era 6
  • 0 Corvettesweight ×15 · size, era 6
  • 9 Amphibiousweight ×12 · size, era 4
  • 1 Mine warfareweight ×5 · size, era 4
  • 46 Patrol boatsweight ×2 · size, era 23
  • 0 Unmannedweight ×2 · size, era 5
  • 15 Coastal boatsweight ×1 · size, era 0
  • 16 Support shipsnot scored 3
  • 23 Other shipsnot scored 0
Iran Singapore Bars: weighted contribution to the SEAS Index (hulls × category weight × size, era and propulsion factors, minor vessels capped at 30 % of the combatant points; the air-wing, sustainment, armament and availability multipliers apply on top) · figures: active hulls at each side's latest inventory year · Methodology
Key figures as of 2026
Iran Singapore Ratio
Official name Islamic Republic of Iran Navy Republic of Singapore Navy
Total ships 142 69 🇮🇷 2.1×
Active ships 112 55 🇮🇷 2.0×
On order / planned 0 12 🇸🇬
Submarines 2 4 🇸🇬 2.0×
Principal surface combatants 0 6 🇸🇬
Amphibious ships 9 4 🇮🇷 2.2×
Show full breakdown · 5 more rowsHide the 5 extra rows
Corvettes 0 6 🇸🇬
Patrol boats 46 23 🇮🇷 2.0×
Mine warfare 1 4 🇸🇬 4.0×
Coastal boats 15 0 🇮🇷
Auxiliaries 39 3 🇮🇷 13×
Backbone classes one per tier held
🇮🇷 IranKilo-class ×2
🇸🇬 SingaporeInvincible-class ×2Formidable-class ×6Victory-class ×6
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Frequently Asked Questions

Which country has more naval ships, Iran or Singapore?
Iran has a larger navy with 142 ships compared to Singapore's 69 ships.
Which navy has more submarines, Iran or Singapore?
Singapore operates more submarines with 8 compared to Iran's 4.
Which country has more aircraft carriers, Iran or Singapore?
Iran has 1 aircraft carrier(s) compared to Singapore's 0.
Which navy has more frigates, Iran or Singapore?
Singapore operates 12 frigates compared to Iran's 8.
How do the Iran and Singapore navies compare in size?
Iran's navy is 2.1 times larger than Singapore's in terms of total ships (142 vs 69).