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Navy comparison: Flag of Iran Iran vs Flag of Yemen Yemen

Iran's 142-ship navy outnumbers Yemen's 31 vessels (4.6:1 advantage). Of these, 112 and 29 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

Iran leads overall, ahead on 2 of 5 categories

Naval ensign of Yemen YemenWorld #64 5.5
  • 2 Submarinesweight ×45 · size, era 0
  • 9 Amphibiousweight ×12 · size, era 0
  • 1 Mine warfareweight ×5 · size, era 5
  • 46 Patrol boatsweight ×2 · size, era 12
  • 15 Coastal boatsweight ×1 · size, era 8
  • 16 Support shipsnot scored 0
  • 23 Other shipsnot scored 4
Iran Yemen 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 Yemen Ratio
Official name Islamic Republic of Iran Navy Yemeni Navy
Total ships 142 31 🇮🇷 4.6×
Active ships 112 29 🇮🇷 3.9×
Submarines 2 0 🇮🇷
Principal surface combatants 0 0 —
Amphibious ships 9 0 🇮🇷
Show full breakdown · 4 more rowsHide the 4 extra rows
Patrol boats 46 12 🇮🇷 3.8×
Mine warfare 1 5 🇾🇪 5.0×
Coastal boats 15 8 🇮🇷 1.9×
Auxiliaries 39 4 🇮🇷 9.8×
Backbone classes one per tier held
🇮🇷 IranKilo-class ×2
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Iran vsIsraelUnited StatesSaudi ArabiaIndonesiaUnited Arab Emirates
Yemen vsSyriaLebanonCambodiaTurkmenistanBahrain

Frequently Asked Questions

Which country has more naval ships, Iran or Yemen?
Iran has a larger navy with 142 ships compared to Yemen's 31 ships.
Which navy has more submarines, Iran or Yemen?
Iran operates more submarines with 4 compared to Yemen's 0.
Which country has more aircraft carriers, Iran or Yemen?
Iran has 1 aircraft carrier(s) compared to Yemen's 0.
Which navy has more frigates, Iran or Yemen?
Iran operates 8 frigates compared to Yemen's 0.
How do the Iran and Yemen navies compare in size?
Iran's navy is 4.6 times larger than Yemen's in terms of total ships (142 vs 31).