Diana vs Osa

The Diana and the Osa are both Patrol vessel classes. Displacement is 280 tons for the Diana vs 209 tons for the Osa. The Diana reaches 25 knots vs 42 knots for the Osa. Operational range is 1,500 nautical miles for the Diana vs 1,800 for the Osa. The Diana carries a crew of 9 vs 28 for the Osa. The Diana was produced in 6 units vs 400 for the Osa. The Diana was commissioned in 2007, 47 years after the Osa (1960).

Danish patrol vessel, introduced in 2007, propelled by two MTU diesel engines.
Origin 🇩🇰 Denmark
Category Patrol vessel
Type Patrol vessel
Manufacturer Faaborg Værft A/S
Year introduced 2007
Number built 6 units
Estimated unit price NA

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 280 tons â—‰
Maximum speed 25.0 knots â—‰
Range 1,500 nm at 15 knots â—‰
Length 43.0 m â—‰
Beam 8.2 m â—‰
Crew 9 â—‰
Propulsion 2 × MTU 16V396 TB94 diesel engines, 2 shafts, controllable pitch propellers, 2,100 kW (2,816 bhp)
Armament
  • 2 × 12.7 mm (0.50 in) machine guns

Osa

Displacement 209 tons â—‰
Maximum speed 42.0 knots â—‰
Range 1,800 nm at 500 knots â—‰
Length 38.6 m â—‰
Beam 7.6 m â—‰
Crew 28 â—‰
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 Diana-class or Osa-class?
The Diana-class has greater displacement at 280 tons compared to the Osa-class's 209 tons.
Which is faster, the Diana-class or Osa-class?
The Osa-class is faster with a maximum speed of 42 knots compared to the Diana-class's 25 knots.
Which has longer range, the Diana-class or Osa-class?
The Osa-class has a longer range at 1,800 nautical miles compared to the Diana-class's 1,500 nautical miles.
Which is longer, the Diana-class or Osa-class?
The Diana-class is longer at 43.0 meters compared to the Osa-class's 38.6 meters.
How many crew members do the Diana-class and Osa-class have?
The Osa-class has a larger crew complement of 28 compared to the Diana-class's 9 crew members.
Which has been built in greater numbers, the Diana-class or Osa-class?
The Osa-class has been built in greater numbers with 400 vessels compared to 6 vessels of the Diana-class.