Osa vs PSMM-5

Overview

The Osa and the PSMM-5 are both Patrol vessel classes.

Displacement is 209 tons for the Osa vs 268 tons for the PSMM-5. The Osa reaches 42 knots vs 35 knots for the PSMM-5. Operational range is 1,800 nautical miles for the Osa vs 5,000 for the PSMM-5. The Osa carries a crew of 28 vs 38 for the PSMM-5.

The Osa was commissioned in 1960, 19 years before the PSMM-5 (1979).

Osa

Ex-USSR missile boat, introduced in 1960, reaches speeds of 42 knots, with over 400 units built.
Origin 🇨🇳 Ex-USSR
Category Patrol vessel
Type Missile boat
Manufacturer Vostochnaya Verf
Year introduced 1960
Number built 400 units
Estimated unit price NA
South Korean missile patrol vessel, introduced in 1979, reaches speeds of 38 knots with gas turbine propulsion.
Origin 🇰🇷 South Korea
Category Patrol vessel
Type Missile patrol vessel
Manufacturer Tacoma Boatbuilding Company, Korea Tacoma Marine Industries Ltd., Taiwan's China Shipbuilding Co.
Year introduced 1979
Number built NA
Estimated unit price NA

Osa

Displacement 209 tons
Maximum speed 42.0 knots
Range 1,800 nm at 500 knots
Length 38.6 m
Beam 7.6 m
Crew 28
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
Armament
  • 2 × AK-230 twin 30 mm CIWS (2,000 rounds)
  • 4 × P-15 Termit (SS-N-2 Styx) anti-ship missiles
Displacement 268 tons
Maximum speed 35.0 knots
Range 5,000 nm at 17 knots
Length 50.1 m
Beam 7.3 m
Crew 38
Propulsion 6 Avco-Lycoming TF-35 gas turbines with a power of 16,800 hp total - 2 propellers
Armament

4 UGM-84 (II 2) + 1 76mm OTO-Melara Compact gun + 2 30mm Emerlec guns + 2 12.7mm machine guns

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Osa-class or PSMM-5-class?
The PSMM-5-class has greater displacement at 268 tons compared to the Osa-class's 209 tons.
Which is faster, the Osa-class or PSMM-5-class?
The Osa-class is faster with a maximum speed of 42 knots compared to the PSMM-5-class's 35 knots.
Which has longer range, the Osa-class or PSMM-5-class?
The PSMM-5-class has a longer range at 5,000 nautical miles compared to the Osa-class's 1,800 nautical miles.
Which is longer, the Osa-class or PSMM-5-class?
The PSMM-5-class is longer at 50.1 meters compared to the Osa-class's 38.6 meters.
How many crew members do the Osa-class and PSMM-5-class have?
The PSMM-5-class has a larger crew complement of 38 compared to the Osa-class's 28 crew members.