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Kalvari vs Son Won-il

Kalvari vs Son Won-il at a glance — displacement 1,615 vs 1,690 tons, length 67 vs 65 m, speed 11 vs 12 knots, crew 43 vs 27.

Specifications
Kalvari Son Won-il
Origin 🇮🇳 India 🇩🇪 Germany
Category Submarine Submarine
Type Diesel-electric attack submarine Diesel-electric submarine
Manufacturer Mazagon Dock Limited Howaldtswerke-Deutsche Werft
Year introduced 2017 2007
Number built 6 units 16 units
Estimated unit price NA $330 million
Displacement 1,615 tons 1,690 tons
Maximum speed 11.0 knots 12.0 knots
Range 6,500 nm at 8 knots 12,000 nm
Length 67.5 m 65.0 m
Beam 6.2 m 6.3 m
Crew 43 27
Max depth 350 m 400 m
Performance Radar Chart
Armament & Systems
Kalvari Son Won-il
Armament
  • 6 x 533 mm weapon launching tubes
  • 18 x SUT heavyweight torpedoes or SM39 Exocet anti-ship missiles
  • OR 30 naval mines
  • 8 × 533 mm torpedo tubes
  • 4 Sub-Harpoon missile-capable
Propulsion 4 x MTU 12V 396 SE84 diesel generators, battery-electric drive; DRDO AIP planned Diesel–electric, fuel cell AIP, low-noise skew back propeller; 2 × MTU 16V-396 (3.96 MW) diesel engines; 1 × Siemens Permasyn (2.85 MW) electric motor
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Frequently Asked Questions

Which has greater displacement, the Kalvari-class or Son Won-il-class?
The Son Won-il-class has greater displacement at 1,690 tons compared to the Kalvari-class's 1,615 tons.
Which is faster, the Kalvari-class or Son Won-il-class?
The Son Won-il-class is faster with a maximum speed of 12 knots compared to the Kalvari-class's 11 knots.
Which has longer range, the Kalvari-class or Son Won-il-class?
The Son Won-il-class has a longer range at 12,000 nautical miles compared to the Kalvari-class's 6,500 nautical miles.
Which is longer, the Kalvari-class or Son Won-il-class?
The Kalvari-class is longer at 67.5 meters compared to the Son Won-il-class's 65.0 meters.
How many crew members do the Kalvari-class and Son Won-il-class have?
The Kalvari-class has a larger crew complement of 43 compared to the Son Won-il-class's 27 crew members.
Which can dive deeper, the Kalvari-class or Son Won-il-class?
The Son Won-il-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 Son Won-il-class?
The Son Won-il-class has been built in greater numbers with 16 vessels compared to 6 vessels of the Kalvari-class.