Sirio vs Viana do Castelo
| Italian patrol vessel, introduced in 2002, displaces 1,548 tons and uses two Wärtsilä diesel engines. | |
| Origin | 🇮🇹 Italy |
| Category | Patrol vessel |
| Type | Patrol vessel |
| Manufacturer | Fincantieri |
| Year introduced | 2002 |
| Number built | 2 units |
| Estimated unit price | $75 million |
| 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 | 1,548 tons ◉ |
| Maximum speed | 22.0 knots ◉ |
| Range | 3,300 nm at 17 knots |
| Length | 88.6 m ◉ |
| Beam | 12.2 m ◉ |
| Crew | 72 ◉ |
| Propulsion | 2 x Wärtsilä-NSD W12-V-26 XN diesel engines (4,320 kW (5,790 hp) each), 2 shaft and 2 variable-pitch propellers |
| 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 Sirio-class or Viana do Castelo-class?
The Viana do Castelo-class has greater displacement at 1,850 tons compared to the Sirio-class's 1,548 tons.
Which is faster, the Sirio-class or Viana do Castelo-class?
The Sirio-class is faster with a maximum speed of 22 knots compared to the Viana do Castelo-class's 21 knots.
Which has longer range, the Sirio-class or Viana do Castelo-class?
The Sirio-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 Sirio-class or Viana do Castelo-class?
The Sirio-class is longer at 88.6 meters compared to the Viana do Castelo-class's 83.1 meters.
How many crew members do the Sirio-class and Viana do Castelo-class have?
The Sirio-class has a larger crew complement of 72 compared to the Viana do Castelo-class's 35 crew members.
Which has been built in greater numbers, the Sirio-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 Sirio-class.