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Navy comparison: Flag of Iran Iran vs Flag of Thailand Thailand

Thailand's 277 warships outnumber Iran's 77 (3.6:1 advantage). Counting auxiliaries, reserve and non-commissioned hulls, the fleets number 120 and 305.

SEAS (Sea Equipment Aggregate Strength) Index face-off Full ranking →
Naval ensign of Iran IranWorld #55 6.9
SEAS Index / 100

Thailand leads on 5 of 8 categories

Naval ensign of Thailand ThailandWorld #31 14.9
  • 0 Aircraft carriersweight ×200 · size, era 1
  • 2 Submarinesweight ×45 · size, era 0
  • 0 Frigatesweight ×30 · size, era 7
  • 0 Corvettesweight ×15 · size, era 5
  • 12 Amphibiousweight ×12 · size, era 4
  • 1 Mine warfareweight ×5 · size, era 5
  • 23 Patrol boatsweight ×2 · size, era 255
  • 39 Coastal boatsweight ×1 · size, era 0
  • 29 Support shipsnot scored 19
  • 14 Other shipsnot scored 9
Iran Thailand 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 Thailand Ratio
Official name Islamic Republic of Iran Navy Royal Thai Navy
Total ships 120 305 🇹🇭 2.5×
Active ships 120 305 🇹🇭 2.5×
On order / planned 0 1 🇹🇭
Submarines 2 0 🇮🇷
Principal surface combatants 0 7 🇹🇭
Aircraft carriers 0 1 🇹🇭
Amphibious ships 12 4 🇮🇷 3.0×
Show full breakdown · 5 more rowsHide the 5 extra rows
Corvettes 0 5 🇹🇭
Patrol boats 23 255 🇹🇭 11×
Mine warfare 1 5 🇹🇭 5.0×
Coastal boats 39 0 🇮🇷
Auxiliaries 43 28 🇮🇷 1.5×
Backbone classes one per tier held
🇮🇷 IranKilo-class ×2
🇹🇭 ThailandChakri Narubet-class ×1Type 053H2-class ×4Endurance-class ×1
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Iran vsIsraelUnited StatesSaudi ArabiaUnited Arab EmiratesSingapore
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Frequently Asked Questions

Which country has more naval ships, Iran or Thailand?
Thailand has a larger navy with 277 warships in service compared to Iran's 77.
Which navy has more submarines, Iran or Thailand?
Iran operates more submarines with 2 compared to Thailand's 0.
Which country has more aircraft carriers, Iran or Thailand?
Thailand has 1 aircraft carrier(s) compared to Iran's 0.
Which navy has more frigates, Iran or Thailand?
Thailand operates 7 frigates compared to Iran's 0.
How do the Iran and Thailand navies compare in size?
Thailand's navy is 3.6 times larger than Iran's in terms of total ships (277 vs 77).