Petya vs Riga

Overview

The Petya and the Riga are both Frigate classes.

Displacement is 1,150 tons for the Petya vs 1,416 tons for the Riga. The Petya reaches 30 knots vs 28 knots for the Riga. Operational range is 4,870 nautical miles for the Petya vs 1,950 for the Riga. The Petya carries a crew of 90 vs 175 for the Riga.

The Petya was produced in 54 units vs 69 for the Riga. The Petya was commissioned in 1965, 11 years after the Riga (1954).

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
Soviet frigate, introduced in 1954, displaced 1,416 tons.
Origin 🇨🇳 Ex-USSR
Category Frigate
Type Frigate
Manufacturer Kaliningrad
Year introduced 1954
Number built 69 units
Estimated unit price NA
Displacement 1,150 tons
Maximum speed 30.0 knots
Range 4,870 nm at 450 knots
Length 81.8 m
Beam 9.2 m
Crew 90
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)
Displacement 1,416 tons
Maximum speed 28.0 knots
Range 1,950 nm at 14 knots
Length 91.0 m
Beam 10.2 m
Crew 175
Propulsion 2 × shaft steam turbines, 2 × boilers; 21,000 hp (16,000 kW)
Armament
  • 3 × 100 mm guns/56 (B-34) (3×1)
  • 4 × 37 mm guns (2×2)
  • 4 × 25 mm guns (2×2) - Some ships
  • MBU-600 anti-submarine rocket launchers (replaced by two RBU-2500)
  • 2 or 3 × 533 mm torpedo tubes (1×2 or 1×3)

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Petya-class or Riga-class?
The Riga-class has greater displacement at 1,416 tons compared to the Petya-class's 1,150 tons.
Which is faster, the Petya-class or Riga-class?
The Petya-class is faster with a maximum speed of 30 knots compared to the Riga-class's 28 knots.
Which has longer range, the Petya-class or Riga-class?
The Petya-class has a longer range at 4,870 nautical miles compared to the Riga-class's 1,950 nautical miles.
Which is longer, the Petya-class or Riga-class?
The Riga-class is longer at 91.0 meters compared to the Petya-class's 81.8 meters.
How many crew members do the Petya-class and Riga-class have?
The Riga-class has a larger crew complement of 175 compared to the Petya-class's 90 crew members.
Which has been built in greater numbers, the Petya-class or Riga-class?
The Riga-class has been built in greater numbers with 69 vessels compared to 54 vessels of the Petya-class.