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Arihant vs Le Triomphant

Arihant vs Le Triomphant at a glance — displacement 6,000 vs 12,640 tons, length 111 vs 138 m, speed 15 vs 15 knots, crew 95 vs 111.

Le Triomphant submarine side profile drawing
🇫🇷 Le Triomphant
Specifications
Arihant Le Triomphant
Origin 🇮🇳 India 🇫🇷 France
Category Submarine Submarine
Type Nuclear-powered ballistic missile submarine Nuclear-powered ballistic missile submarine
Manufacturer Ship Building Centre (SBC) DCNS
Year introduced 2016 1997
Number built 4 units 4 units
Estimated unit price $470 million $3,100 million
Displacement 6,000 tons 12,640 tons
Maximum speed 15.0 knots 15.0 knots
Range Unlimited Unlimited
Length 111.0 m 138.0 m
Beam 11.0 m 12.5 m
Crew 95 111
Max depth 450 m 400 m
Performance Radar Chart
Armament & Systems
Arihant Le Triomphant
Armament
  • 12 x K15 SLBM
  • 4 x K-4 SLBM
  • 24 x K15 SLBM
  • 8 x K-4 SLBM
  • 8 x K-5 SLBM
  • 6 x 21" (533 mm) torpedo tubes
  • 16 M45 or M51/51.3 missiles with six to ten TN 75 or TNO thermonuclear warheads
  • Four 533 mm (21 in) torpedo tubes for F17 torpedoes and Exocet SM39 anti-ship missiles
Propulsion 1 x CLWR-B1 pressurized water reactor (83 MW-100MW), 1 x shaft K15 pressurized water reactor 150 MWth with turboreductor pump-to-shaft system of 30,5 MW; two emergency diesel-powered generators SEMT Pielstick 8PA4V200 SM (700 kW (940 hp)) auxiliaries
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Frequently Asked Questions

Which has greater displacement, the Arihant-class or Le Triomphant-class?
The Le Triomphant-class has greater displacement at 12,640 tons compared to the Arihant-class's 6,000 tons.
Which is faster, the Arihant-class or Le Triomphant-class?
The Le Triomphant-class is faster with a maximum speed of 15 knots compared to the Arihant-class's 15 knots.
Which has longer range, the Arihant-class or Le Triomphant-class?
Both the Arihant-class and Le Triomphant-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Arihant-class or Le Triomphant-class?
The Le Triomphant-class is longer at 138.0 meters compared to the Arihant-class's 111.0 meters.
How many crew members do the Arihant-class and Le Triomphant-class have?
The Le Triomphant-class has a larger crew complement of 111 compared to the Arihant-class's 95 crew members.
Which can dive deeper, the Arihant-class or Le Triomphant-class?
The Arihant-class can dive deeper with a maximum depth of 450 meters compared to the Le Triomphant-class's 400 meters.
Which is more expensive, the Arihant-class or Le Triomphant-class?
The Le Triomphant-class is more expensive at approximately $3.1 billion per unit compared to the Arihant-class at $470 million.
Which has been built in greater numbers, the Arihant-class or Le Triomphant-class?
Both the Arihant-class and Le Triomphant-class have been built in equal numbers with 4 vessels each.