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Cassiopea vs Viana do Castelo

Cassiopea vs Viana do Castelo at a glance — displacement 1,500 vs 1,850 tons, length 79 vs 83 m, speed 21 vs 21 knots, crew 60 vs 35.

Specifications
Cassiopea Viana do Castelo
Origin 🇮🇹 Italy 🇵🇹 Portugal
Category Patrol vessel Patrol vessel
Type Patrol vessel Offshore patrol vessel
Manufacturer Fincantieri Estaleiros Navais de Viana do Castelo
Year introduced 1989 2010
Number built 4 units 4 units
Estimated unit price NA NA
Displacement 1,500 tons 1,850 tons
Maximum speed 21.0 knots 21.0 knots
Range 3,300 nm at 17 knots NA
Length 79.8 m 83.1 m
Beam 11.8 m 13.0 m
Crew 60 35
Performance Radar Chart
Armament & Systems
Cassiopea Viana do Castelo
Armament
  • 1 × OTO Melara 76/62mm Allargato gun
  • 2 × OTO Melara 25/80 guns with Oerlikon KBA 25 mm
  • 2 × 7,62 mm MG 42/59 machine guns
  • 1 × 30 mm Oto Melara Marlin WS
  • 2 × M2 Browning machine gun
  • 2 x MG 3 machine gun
  • 2 x launching systems for MK55 Mod 2 mines
  • 1 x Mark 32 torpedo tube
  • 2 x Protector RWS
Propulsion 2 x shafts, 2 x diesel engines Grandi Motori Trieste BL-230.16 propulsion diesels 5.84 kW (7.83 bhp), 3 x diesel engine generators Isotta Fraschini ID 36SS6V, 1 x diesel engine generator Isotta Fraschini VM-V6130T for emergency 2 x Wärtsilä diesel engines (3,900 kW (5,200 hp) each), 2 electric engines (200 kW (270 hp) each)
Change comparison vs
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Frequently Asked Questions

Which has greater displacement, the Cassiopea-class or Viana do Castelo-class?
The Viana do Castelo-class has greater displacement at 1,850 tons compared to the Cassiopea-class's 1,500 tons.
Which is faster, the Cassiopea-class or Viana do Castelo-class?
The Viana do Castelo-class is faster with a maximum speed of 21 knots compared to the Cassiopea-class's 21 knots.
Which has longer range, the Cassiopea-class or Viana do Castelo-class?
The Cassiopea-class has a longer range at 3,300 nautical miles compared to the Viana do Castelo-class's 0 nautical miles.
Which is longer, the Cassiopea-class or Viana do Castelo-class?
The Viana do Castelo-class is longer at 83.1 meters compared to the Cassiopea-class's 79.8 meters.
How many crew members do the Cassiopea-class and Viana do Castelo-class have?
The Cassiopea-class has a larger crew complement of 60 compared to the Viana do Castelo-class's 35 crew members.
Which has been built in greater numbers, the Cassiopea-class or Viana do Castelo-class?
Both the Cassiopea-class and Viana do Castelo-class have been built in equal numbers with 4 vessels each.