Riachuelo vs Virginia
Riachuelo vs Virginia at a glance — displacement 1,900 vs 6,930 tons, length 70 vs 115 m, crew 32 vs 135.
Specifications
|
Riachuelo |
Virginia |
| Origin |
🇧🇷 Brazil |
🇺🇸 United States |
| Category |
Submarine |
Submarine |
| Type |
Diesel-electric attack submarine |
Nuclear-powered attack submarine |
| Manufacturer |
Itaguaí Construções Navais |
General Dynamics Electric Boat |
| Year introduced |
2022 |
2004 |
| Number built |
3 units |
26 units |
| Estimated unit price |
$1,000 million |
$2,800 million |
| Displacement |
1,900 tons |
6,930 tons |
| Maximum speed |
NA |
15.0 knots |
| Range |
NA |
Unlimited |
| Length |
70.6 m |
115.0 m |
| Beam |
6.2 m |
10.0 m |
| Crew |
32 |
135 |
| Max depth |
400 m |
240 m |
Armament & Systems
|
Riachuelo |
Virginia |
| Armament |
- 6 x 533 mm torpedo tubes
- 8 x SM39 Exocet anti-ship missiles
- 18 x F21 heavy-weight torpedoes
- 30 x naval mines
|
- 12 x VLS tubes (Tomahawk cruise missiles)
- 2 x Virginia payload tubes (12 x Tomahawk BGM-109)
- 4 x Virginia payload modules (28 x Tomahawk BGM-109)
- 4 x 21" torpedo tubes (Mk-48 torpedoes or UGM-84 Harpoon missiles)
|
| Propulsion |
4x MTU 12V 396 SE84 diesel generators, 1x Jeumont-Schneider electric motor (3,909 hp), 1 shaft |
1 × S9G nuclear reactor 280,000 hp (210 MW); 2 × steam turbines 40,000 shp (30 MW); 1 × single shaft pump-jet propulsor; 1 × secondary propulsion motor |
Detailed Comparison
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Which has greater displacement, the Riachuelo-class or Virginia-class?
The Virginia-class has greater displacement at 6,930 tons compared to the Riachuelo-class's 1,900 tons.
Which is faster, the Riachuelo-class or Virginia-class?
The Virginia-class is faster with a maximum speed of 15 knots compared to the Riachuelo-class's 0 knots.
Which has longer range, the Riachuelo-class or Virginia-class?
The Virginia-class is nuclear-powered with unlimited range, while the Riachuelo-class has a range of 0 nautical miles.
Which is longer, the Riachuelo-class or Virginia-class?
The Virginia-class is longer at 115.0 meters compared to the Riachuelo-class's 70.6 meters.
How many crew members do the Riachuelo-class and Virginia-class have?
The Virginia-class has a larger crew complement of 135 compared to the Riachuelo-class's 32 crew members.
Which can dive deeper, the Riachuelo-class or Virginia-class?
The Riachuelo-class can dive deeper with a maximum depth of 400 meters compared to the Virginia-class's 240 meters.
Which is more expensive, the Riachuelo-class or Virginia-class?
The Virginia-class is more expensive at approximately $2.8 billion per unit compared to the Riachuelo-class at $1 billion.
Which has been built in greater numbers, the Riachuelo-class or Virginia-class?
The Virginia-class has been built in greater numbers with 26 vessels compared to 3 vessels of the Riachuelo-class.
