CB90 vs Osa

The CB90 and the Osa are both Patrol vessel classes. The Osa displaces 209 tons — 14:1 the CB90's 15 tons. The CB90 reaches 40 knots vs 42 knots for the Osa. Operational range is 240 nautical miles for the CB90 vs 1,800 for the Osa. The CB90 carries a crew of 3 vs 28 for the Osa. The CB90 was produced in 250 units vs 400 for the Osa. The CB90 was commissioned in 1991, 31 years after the Osa (1960).

Swedish patrol vessel, introduced in 1991, propelled by twin water jets reaching 40 knots.
Origin 🇸🇪 Sweden
Category Patrol vessel
Type Fast assault craft
Manufacturer Dockstavarvet
Year introduced 1991
Number built 250 units
Estimated unit price $2 million

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
Displacement 15 tons
Maximum speed 40.0 knots
Range 240 nm at 20 knots
Length 15.9 m
Beam 3.8 m
Crew 3
Propulsion 2 × 625 bhp Scania DSI14 V8 Diesel; 2 × Kamewa FF water jets
Armament
  • 3 × Browning M2HB machine guns
  • 1 × Mk 19 grenade launcher
  • 4 naval mines
  • 6 depth charges

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

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the CB90-class or Osa-class?
The Osa-class has greater displacement at 209 tons compared to the CB90-class's 15 tons.
Which is faster, the CB90-class or Osa-class?
The Osa-class is faster with a maximum speed of 42 knots compared to the CB90-class's 40 knots.
Which has longer range, the CB90-class or Osa-class?
The Osa-class has a longer range at 1,800 nautical miles compared to the CB90-class's 240 nautical miles.
Which is longer, the CB90-class or Osa-class?
The Osa-class is longer at 38.6 meters compared to the CB90-class's 15.9 meters.
How many crew members do the CB90-class and Osa-class have?
The Osa-class has a larger crew complement of 28 compared to the CB90-class's 3 crew members.
Which has been built in greater numbers, the CB90-class or Osa-class?
The Osa-class has been built in greater numbers with 400 vessels compared to 250 vessels of the CB90-class.