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Navy comparison: Flag of Thailand Thailand vs Flag of Vietnam Vietnam

Thailand's 277 warships outnumber Vietnam's 86 (3.2:1 advantage). Counting auxiliaries, reserve and non-commissioned hulls, the fleets number 305 and 116.

SEAS (Sea Equipment Aggregate Strength) Index face-off Full ranking →
Naval ensign of Thailand ThailandWorld #31 14.9
SEAS Index / 100

Vietnam leads on 5 of 8 categories

Naval ensign of Vietnam VietnamWorld #18 20.3
  • 1 Aircraft carriersweight ×200 · size, era 0
  • 0 Submarinesweight ×45 · size, era 6
  • 7 Frigatesweight ×30 · size, era 9
  • 5 Corvettesweight ×15 · size, era 17
  • 4 Amphibiousweight ×12 · size, era 8
  • 5 Mine warfareweight ×5 · size, era 8
  • 255 Patrol boatsweight ×2 · size, era 18
  • 0 Coastal boatsweight ×1 · size, era 20
  • 19 Support shipsnot scored 20
  • 9 Other shipsnot scored 10
Thailand Vietnam 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
Thailand Vietnam Ratio
Official name Royal Thai Navy Vietnam People's Navy
Total ships 305 116 🇹🇭 2.6×
Active ships 305 116 🇹🇭 2.6×
On order / planned 1 9 🇻🇳 9.0×
Submarines 0 6 🇻🇳
Principal surface combatants 7 9 🇻🇳 1.3×
Aircraft carriers 1 0 🇹🇭
Amphibious ships 4 8 🇻🇳 2.0×
Show full breakdown · 5 more rowsHide the 5 extra rows
Corvettes 5 17 🇻🇳 3.4×
Patrol boats 255 18 🇹🇭 14×
Mine warfare 5 8 🇻🇳 1.6×
Coastal boats 0 20 🇻🇳
Auxiliaries 28 30 🇻🇳 1.1×
Backbone classes one per tier held
🇹🇭 ThailandChakri Narubet-class ×1Type 053H2-class ×4Endurance-class ×1
🇻🇳 VietnamImproved Kilo-class ×6Petya-class ×5Project 1241.1 Molniya-class ×12
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Frequently Asked Questions

Which country has more naval ships, Thailand or Vietnam?
Thailand has a larger navy with 277 warships in service compared to Vietnam's 86.
Which navy has more submarines, Thailand or Vietnam?
Vietnam operates more submarines with 6 compared to Thailand's 0.
Which country has more aircraft carriers, Thailand or Vietnam?
Thailand has 1 aircraft carrier(s) compared to Vietnam's 0.
Which navy has more frigates, Thailand or Vietnam?
Vietnam operates 9 frigates compared to Thailand's 7.
How do the Thailand and Vietnam navies compare in size?
Thailand's navy is 3.2 times larger than Vietnam's in terms of total ships (277 vs 86).