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Navy comparison: Flag of United Kingdom United Kingdom vs Flag of Greece Greece

United Kingdom operates a fleet of 154 ships compared to 146 for Greece. Of these, 60 and 143 are in active service respectively.

SEAS (Sea Equipment Aggregate Strength) Index face-off Full ranking →
Naval ensign of United Kingdom United KingdomWorld #12 36.5
SEAS Index / 100

United Kingdom leads on 5 of 9 categories

Naval ensign of Greece GreeceWorld #17 30.6
  • 2 Aircraft carriersweight ×200 0
  • 0 Cruisersweight ×80 1
  • 6 Destroyersweight ×50 0
  • 10 Submarinesweight ×45 8
  • 5 Frigatesweight ×30 13
  • 0 Amphibiousweight ×12 7
  • 7 Mine warfareweight ×5 2
  • 26 Patrol boatsweight ×2 9
  • 0 Coastal boatsweight ×1 31
  • 3 Support shipsnot scored 32
  • 0 Cargo shipsnot scored 8
  • 1 Other shipsnot scored 32
United Kingdom Greece Bars: weighted contribution to the SEAS Index (hulls × category weight) · figures: active hulls at each side's latest inventory year · Methodology
Key figures as of 2026
United Kingdom Greece Ratio
Official name Royal Navy Hellenic Navy
Total ships 154 146 🇬🇧 1.1×
Active ships 60 143 🇬🇷 2.4×
On order / planned 16 1 🇬🇧 16×
Submarines 10 8 🇬🇧 1.2×
Principal surface combatants 11 14 🇬🇷 1.3×
Aircraft carriers 2 0 🇬🇧
Amphibious ships 0 7 🇬🇷
Show full breakdown · 4 more rowsHide the 4 extra rows
Patrol boats 26 9 🇬🇧 2.9×
Mine warfare 7 2 🇬🇧 3.5×
Coastal boats 0 31 🇬🇷
Auxiliaries 4 72 🇬🇷 18×
Backbone classes one per tier held
🇬🇧 United KingdomQueen Elizabeth-class ×2Astute-class ×6Daring-class ×6
🇬🇷 GreeceType 209-class ×4Kortenaer-class ×8Jason-class ×5
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Frequently Asked Questions

Which country has more naval ships, United Kingdom or Greece?
United Kingdom has a larger navy with 154 ships compared to Greece's 146 ships.
Which navy has more submarines, United Kingdom or Greece?
United Kingdom operates more submarines with 15 compared to Greece's 8.
Which country has more aircraft carriers, United Kingdom or Greece?
United Kingdom has 2 aircraft carrier(s) compared to Greece's 0.
Which navy has more destroyers, United Kingdom or Greece?
United Kingdom operates 6 destroyers compared to Greece's 0.
Which navy has more frigates, United Kingdom or Greece?
United Kingdom operates 18 frigates compared to Greece's 16.