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Deirdre vs Grisha

Deirdre vs Grisha at a glance — displacement 972 vs 980 tons, length 56 vs 71 m, speed 18 vs 34 knots, crew 47 vs 60.

Specifications
Deirdre Grisha
Origin 🇮🇪 Ireland 🇷🇺 Russia
Category Patrol vessel Corvette
Type Offshore patrol vessel Anti-submarine corvette
Manufacturer Verolme Cork Dockyard Zelenodolsk Gorky Plant
Year introduced 1972 1970
Number built 4 units 86 units
Estimated unit price NA NA
Displacement 972 tons 980 tons
Maximum speed 18.0 knots 34.0 knots
Range 7,000 nm at 17 knots 4,000 nm at 10 knots
Length 56.1 m 71.6 m
Beam 10.4 m 9.8 m
Crew 47 60
Performance Radar Chart
Armament & Systems
Deirdre Grisha
Armament
  • 1 × 40 mm/60 Bofors
  • 2 × 12.7 mm machine guns
  • 1 twin SA-N-4 Gecko surface-to-air missile launcher (20 missiles)
  • 1 twin 57mm 70-caliber AK-725 dual purpose guns
  • 2 RBU-6000 anti-submarine rocket launchers (96 rockets)
  • 2 twin 533 mm torpedo tubes
  • 2 depth charge racks (12 depth charges)
  • Up to 18 mines in place of depth charges
Propulsion -- 3 shaft, 2 M-507A cruise diesels, 20,000 shp, (2 shafts); 1 boost gas turbine, 18,000 shp, (1 shaft)
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Frequently Asked Questions

Which has greater displacement, the Deirdre-class or Grisha-class?
The Grisha-class has greater displacement at 980 tons compared to the Deirdre-class's 972 tons.
Which is faster, the Deirdre-class or Grisha-class?
The Grisha-class is faster with a maximum speed of 34 knots compared to the Deirdre-class's 18 knots.
Which has longer range, the Deirdre-class or Grisha-class?
The Deirdre-class has a longer range at 7,000 nautical miles compared to the Grisha-class's 4,000 nautical miles.
Which is longer, the Deirdre-class or Grisha-class?
The Grisha-class is longer at 71.6 meters compared to the Deirdre-class's 56.1 meters.
How many crew members do the Deirdre-class and Grisha-class have?
The Grisha-class has a larger crew complement of 60 compared to the Deirdre-class's 47 crew members.
Which has been built in greater numbers, the Deirdre-class or Grisha-class?
The Grisha-class has been built in greater numbers with 86 vessels compared to 4 vessels of the Deirdre-class.