Oslo vs Petya

The Oslo and the Petya are both Frigate classes. Displacement is 2,134 tons for the Oslo vs 1,150 tons for the Petya. The Oslo reaches 25 knots vs 30 knots for the Petya. Operational range is 3,900 nautical miles for the Oslo vs 4,870 for the Petya. The Oslo carries a crew of 120 vs 90 for the Petya. The Oslo was produced in 5 units vs 54 for the Petya. The Oslo was commissioned in 1966, 1 years after the Petya (1965).

Norwegian frigate, 2,134 tons displacement, propelled by twin steam boilers producing 20,000 horsepower.
Origin 🇳🇴 Norway
Category Frigate
Type Frigate
Manufacturer Navy Main Yard, Karljohansvern
Year introduced 1966
Number built 5 units
Estimated unit price NA
Soviet frigate, introduced in 1965, utilized a CODAG propulsion system with gas turbines and diesel engines.
Origin 🇨🇳 Ex-USSR
Category Frigate
Type Light frigate
Manufacturer Kaliningrad Yantar shipyard
Year introduced 1965
Number built 54 units
Estimated unit price NA
Displacement 2,134 tons â—‰
Maximum speed 25.0 knots â—‰
Range 3,900 nm at 15 knots â—‰
Length 96.6 m â—‰
Beam 11.2 m â—‰
Crew 120 â—‰
Propulsion Twin steam boilers, one high pressure and one low pressure steam turbine, 20,000 hp (14,914 kW)
Armament
  • 2 × 3 in (76 mm) cannon
  • 1 × Bofors 40mm/70 anti-aircraft gun
  • 2 × 20 mm Rheinmetall anti-aircraft guns
  • 2 × 12.7 mm anti-aircraft guns
  • 6 × Penguin SSMs
  • 1 × 8-cell Raytheon RIM-7M Sea Sparrow Mk 29 SAM system
  • 6 × Kongsberg Terne ASW rocket-thrown depth charges
  • 2 × triple 324 mm (12.8 in) Mark 32 torpedo tubes (Sting Ray torpedoes)
Displacement 1,150 tons â—‰
Maximum speed 30.0 knots â—‰
Range 4,870 nm at 450 knots â—‰
Length 81.8 m â—‰
Beam 9.2 m â—‰
Crew 90 â—‰
Propulsion 2 shaft CODAG: 2 gas turbines - 30,000 hp (22,000 kW), 1 diesel - 6,000 hp (4,500 kW)
Armament
  • 4 x 76 mm guns (2x2)
  • 4 x RBU-6000 anti-submarine rocket launchers
  • 5 x 406 mm anti-submarine torpedo tubes
  • 1 x 3 533 mm torpedo tubes (export version)

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Oslo-class or Petya-class?
The Oslo-class has greater displacement at 2,134 tons compared to the Petya-class's 1,150 tons.
Which is faster, the Oslo-class or Petya-class?
The Petya-class is faster with a maximum speed of 30 knots compared to the Oslo-class's 25 knots.
Which has longer range, the Oslo-class or Petya-class?
The Petya-class has a longer range at 4,870 nautical miles compared to the Oslo-class's 3,900 nautical miles.
Which is longer, the Oslo-class or Petya-class?
The Oslo-class is longer at 96.6 meters compared to the Petya-class's 81.8 meters.
How many crew members do the Oslo-class and Petya-class have?
The Oslo-class has a larger crew complement of 120 compared to the Petya-class's 90 crew members.
Which has been built in greater numbers, the Oslo-class or Petya-class?
The Petya-class has been built in greater numbers with 54 vessels compared to 5 vessels of the Oslo-class.