Sirio vs Viana do Castelo
Overview
The Sirio and the Viana do Castelo are both Patrol vessel classes.
Displacement is 1,548 tons for the Sirio vs 1,850 tons for the Viana do Castelo. The Sirio reaches 22 knots vs 21 knots for the Viana do Castelo. The Sirio carries a crew of 72 vs 35 for the Viana do Castelo.
The Sirio was produced in 2 units vs 4 for the Viana do Castelo. The Sirio was commissioned in 2002, 8 years before the Viana do Castelo (2010).
| 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 |
|
| 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 |
|
Performance Radar Chart
Detailed Comparison
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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.