Navy comparison: Bahrain vs Iran

Bahrain operates 54 warships compared to 77 for Iran. Counting auxiliaries, reserve and non-commissioned hulls, the fleets number 65 and 120.

SEAS (Sea Equipment Aggregate Strength) Index face-off Full ranking →

BahrainWorld #59 6.7

SEAS Index / 100

Iran leads overall, ahead on 3 of 7 categories

IranWorld #55 6.9

0 Submarinesweight ×45 · size, era 2
2 Frigatesweight ×30 · size, era 0
2 Corvettesweight ×15 · size, era 0
0 Amphibiousweight ×12 · size, era 12
0 Mine warfareweight ×5 · size, era 1
35 Patrol boatsweight ×2 · size, era 23
15 Coastal boatsweight ×1 · size, era 39
0 Support shipsnot scored 29
11 Other shipsnot scored 14

Bahrain Iran 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

	Bahrain	Iran	Ratio
Official name	Royal Bahrain Naval Force	Islamic Republic of Iran Navy
Total ships	65	120	🇮🇷 1.8×
Active ships	65	120	🇮🇷 1.8×
Submarines	0	2	🇮🇷
Principal surface combatants	2	0	🇧🇭
Amphibious ships	0	12	🇮🇷