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River vs Róisín

River vs Róisín at a glance — displacement 1,700 vs 1,500 tons, length 79 vs 78 m, speed 20 vs 23 knots, crew 28 vs 44.

Specifications
River Róisín
Origin 🇬🇧 United Kingdom 🇬🇧 United Kingdom
Category Patrol vessel Patrol vessel
Type Offshore patrol vessel Offshore patrol vessel
Manufacturer Vosper Thornycroft Appledore Shipbuilders
Year introduced 2003 1999
Number built 14 units 2 units
Estimated unit price NA NA
Displacement 1,700 tons 1,500 tons
Maximum speed 20.0 knots 23.0 knots
Range 5,500 nm 6,000 nm
Length 79.5 m 78.8 m
Beam 13.5 m 14.0 m
Crew 28 44
Performance Radar Chart
Armament & Systems
River Róisín
Armament
  • 1 × Oerlikon 20 mm cannon
  • 2 × General purpose machine guns
  • 1 × 76 mm OTO Melara gun
  • 2 × 20 mm Rheinmetall cannon
  • 2 × 12.7 mm HMG
  • 4 × 7.62 mm GPMG
Propulsion 2 × Ruston 12R270 diesel engines, 8,250 kW (11,060 hp), 2 shafts, 2 × controllable-pitch propellers 2 × Wärtsilä medium speed diesels, 2 × 5,000 kW (6,700 hp)
Change comparison vs
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Frequently Asked Questions

Which has greater displacement, the River-class or Róisín-class?
The River-class has greater displacement at 1,700 tons compared to the Róisín-class's 1,500 tons.
Which is faster, the River-class or Róisín-class?
The Róisín-class is faster with a maximum speed of 23 knots compared to the River-class's 20 knots.
Which has longer range, the River-class or Róisín-class?
The Róisín-class has a longer range at 6,000 nautical miles compared to the River-class's 5,500 nautical miles.
Which is longer, the River-class or Róisín-class?
The River-class is longer at 79.5 meters compared to the Róisín-class's 78.8 meters.
How many crew members do the River-class and Róisín-class have?
The Róisín-class has a larger crew complement of 44 compared to the River-class's 28 crew members.
Which has been built in greater numbers, the River-class or Róisín-class?
The River-class has been built in greater numbers with 14 vessels compared to 2 vessels of the Róisín-class.