Róisín vs Viana do Castelo
| British offshore patrol vessel, introduced in 1999, displaces 1,500 tons with a crew of 44. | |
| Origin | 🇬🇧 United Kingdom |
| Category | Patrol vessel |
| Type | Offshore patrol vessel |
| Manufacturer | Appledore Shipbuilders |
| Year introduced | 1999 |
| Number built | 2 units |
| Estimated unit price | NA |
| Portuguese offshore patrol vessel, introduced in 2010, displaces 1,850 tons and has a crew of 35. | |
| Origin | 🇵🇹 Portugal |
| Category | Patrol vessel |
| Type | Offshore patrol vessel |
| Manufacturer | Estaleiros Navais de Viana do Castelo |
| Year introduced | 2010 |
| Number built | 4 units |
| Estimated unit price | NA |
| Displacement | 1,500 tons ◉ |
| Maximum speed | 23.0 knots ◉ |
| Range | 6,000 nm |
| Length | 78.8 m ◉ |
| Beam | 14.0 m ◉ |
| Crew | 44 ◉ |
| Propulsion | 2 × Wärtsilä medium speed diesels, 2 × 5,000 kW (6,700 hp) |
| Armament |
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| Displacement | 1,850 tons ◉ |
| Maximum speed | 21.0 knots ◉ |
| Range | NA |
| Length | 83.1 m ◉ |
| Beam | 13.0 m ◉ |
| Crew | 35 ◉ |
| Propulsion | 2 x Wärtsilä diesel engines (3,900 kW (5,200 hp) each), 2 electric engines (200 kW (270 hp) each) |
| Armament |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Róisín-class or Viana do Castelo-class?
The Viana do Castelo-class has greater displacement at 1,850 tons compared to the Róisín-class's 1,500 tons.
Which is faster, the Róisín-class or Viana do Castelo-class?
The Róisín-class is faster with a maximum speed of 23 knots compared to the Viana do Castelo-class's 21 knots.
Which has longer range, the Róisín-class or Viana do Castelo-class?
The Róisín-class has a longer range at 6,000 nautical miles compared to the Viana do Castelo-class's 0 nautical miles.
Which is longer, the Róisín-class or Viana do Castelo-class?
The Viana do Castelo-class is longer at 83.1 meters compared to the Róisín-class's 78.8 meters.
How many crew members do the Róisín-class and Viana do Castelo-class have?
The Róisín-class has a larger crew complement of 44 compared to the Viana do Castelo-class's 35 crew members.
Which has been built in greater numbers, the Róisín-class or Viana do Castelo-class?
The Viana do Castelo-class has been built in greater numbers with 4 vessels compared to 2 vessels of the Róisín-class.