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Osa vs Sa'ar 4.5

Osa vs Sa'ar 4.5 at a glance — displacement 209 vs 498 tons, length 38 vs 61 m, speed 42 vs 34 knots, crew 28 vs 53.

Specifications
Osa Sa'ar 4.5
Origin 🇷🇺 Ex-USSR 🇮🇱 Israel
Category Patrol vessel Patrol vessel
Type Missile boat Missile boat
Manufacturer Vostochnaya Verf Israel Shipyards Ltd.
Year introduced 1960 1981
Number built 400 units 10 units
Estimated unit price NA NA
Displacement 209 tons 498 tons
Maximum speed 42.0 knots 34.0 knots
Range 1,800 nm at 14 knots 4,800 nm at 19 knots
Length 38.6 m 61.7 m
Beam 7.6 m 7.6 m
Crew 28 53
Performance Radar Chart
Armament & Systems
Osa Sa'ar 4.5
Armament
  • 2 × AK-230 twin 30 mm CIWS (2,000 rounds)
  • 4 × P-15 Termit (SS-N-2 Styx) anti-ship missiles
  • 8 Harpoon anti-ship missiles
  • 6 Gabriel anti-ship missiles
  • 32 Barak 1 surface-to-air missiles
  • Otobreda 76 mm naval gun
  • Typhoon 25 mm naval gun
  • 2 Oerlikon 20mm cannon
  • Phalanx CIWS
  • 8 M2 Browning machine guns
Propulsion 3 × 4,000 hp (3.0 MW) M-503G diesel engines (205) or 3 × 5,000 hp (3.7 MW) M-504B diesel engines (205U onwards); 3 shafts 4 MTU 16V956 TB91 V16 diesel engines 4,000 hp (3,000 kW) each
Explore further
Osa-class Specs, operators & history →
Largest operators · in service
Sa'ar 4.5-class Specs, operators & history →
Largest operators · in service
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Frequently Asked Questions

Which has greater displacement, the Osa-class or Sa'ar 4.5-class?
The Sa'ar 4.5-class has greater displacement at 498 tons compared to the Osa-class's 209 tons.
Which is faster, the Osa-class or Sa'ar 4.5-class?
The Osa-class is faster with a maximum speed of 42 knots compared to the Sa'ar 4.5-class's 34 knots.
Which has longer range, the Osa-class or Sa'ar 4.5-class?
The Sa'ar 4.5-class has a longer range at 4,800 nautical miles compared to the Osa-class's 1,800 nautical miles.
Which is longer, the Osa-class or Sa'ar 4.5-class?
The Sa'ar 4.5-class is longer at 61.7 meters compared to the Osa-class's 38.6 meters.
How many crew members do the Osa-class and Sa'ar 4.5-class have?
The Sa'ar 4.5-class has a larger crew complement of 53 compared to the Osa-class's 28 crew members.
Which has been built in greater numbers, the Osa-class or Sa'ar 4.5-class?
The Osa-class has been built in greater numbers with 400 vessels compared to 10 vessels of the Sa'ar 4.5-class.