Kalvari vs Riachuelo
Kalvari vs Riachuelo at a glance — displacement 1,615 vs 1,900 tons, length 67 vs 70 m, crew 43 vs 32.
Specifications
|
Kalvari |
Riachuelo |
| Origin |
🇮🇳 India |
🇧🇷 Brazil |
| Category |
Submarine |
Submarine |
| Type |
Diesel-electric attack submarine |
Diesel-electric attack submarine |
| Manufacturer |
Mazagon Dock Limited |
Itaguaí Construções Navais |
| Year introduced |
2017 |
2022 |
| Number built |
6 units |
3 units |
| Estimated unit price |
NA |
$1,000 million |
| Displacement |
1,615 tons |
1,900 tons |
| Maximum speed |
11.0 knots |
NA |
| Range |
6,500 nm at 8 knots |
NA |
| Length |
67.5 m |
70.6 m |
| Beam |
6.2 m |
6.2 m |
| Crew |
43 |
32 |
| Max depth |
350 m |
400 m |
Armament & Systems
|
Kalvari |
Riachuelo |
| Armament |
- 6 x 533 mm weapon launching tubes
- 18 x SUT heavyweight torpedoes or SM39 Exocet anti-ship missiles
- OR 30 naval mines
|
- 6 x 533 mm torpedo tubes
- 8 x SM39 Exocet anti-ship missiles
- 18 x F21 heavy-weight torpedoes
- 30 x naval mines
|
| Propulsion |
4 x MTU 12V 396 SE84 diesel generators, battery-electric drive; DRDO AIP planned |
4x MTU 12V 396 SE84 diesel generators, 1x Jeumont-Schneider electric motor (3,909 hp), 1 shaft |
Detailed Comparison
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Which has greater displacement, the Kalvari-class or Riachuelo-class?
The Riachuelo-class has greater displacement at 1,900 tons compared to the Kalvari-class's 1,615 tons.
Which is longer, the Kalvari-class or Riachuelo-class?
The Riachuelo-class is longer at 70.6 meters compared to the Kalvari-class's 67.5 meters.
How many crew members do the Kalvari-class and Riachuelo-class have?
The Kalvari-class has a larger crew complement of 43 compared to the Riachuelo-class's 32 crew members.
Which can dive deeper, the Kalvari-class or Riachuelo-class?
The Riachuelo-class can dive deeper with a maximum depth of 400 meters compared to the Kalvari-class's 350 meters.
Which has been built in greater numbers, the Kalvari-class or Riachuelo-class?
The Kalvari-class has been built in greater numbers with 6 vessels compared to 3 vessels of the Riachuelo-class.