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Arihant vs Vanguard

Arihant vs Vanguard at a glance — displacement 6,000 vs 15,900 tons, length 111 vs 149 m, speed 15 vs 15 knots, crew 95 vs 135.

Vanguard submarine side profile drawing
🇬🇧 Vanguard
Specifications
Arihant Vanguard
Origin 🇮🇳 India 🇬🇧 United Kingdom
Category Submarine Submarine
Type Nuclear-powered ballistic missile submarine Nuclear-powered ballistic missile submarine
Manufacturer Ship Building Centre (SBC) Vickers Shipbuilding and Engineering
Year introduced 2016 1993
Number built 4 units 4 units
Estimated unit price $470 million $4,800 million
Displacement 6,000 tons 15,900 tons
Maximum speed 15.0 knots 15.0 knots
Range Unlimited Unlimited
Length 111.0 m 149.9 m
Beam 11.0 m 12.8 m
Crew 95 135
Max depth 450 m 300 m
Performance Radar Chart
Armament & Systems
Arihant Vanguard
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
  • 4 × 21-inch (533 mm) torpedo tubes for Spearfish heavyweight torpedoes
  • 16 × ballistic missile tubes for Lockheed Trident II D5 SLBMs
Propulsion 1 x CLWR-B1 pressurized water reactor (83 MW-100MW), 1 x shaft 1 × Rolls-Royce PWR2 nuclear reactor, 2 × GEC turbines; 27,500 shp (20.5 MW), 1 × shaft, pump jet propulsor, 2 × auxiliary retractable propulsion motors, 2 × Allen turbo generators (6 MW), 2 × Paxman diesel alternators; 2,700 shp (2.0 MW)
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Frequently Asked Questions

Which has greater displacement, the Arihant-class or Vanguard-class?
The Vanguard-class has greater displacement at 15,900 tons compared to the Arihant-class's 6,000 tons.
Which is faster, the Arihant-class or Vanguard-class?
The Vanguard-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 Vanguard-class?
Both the Arihant-class and Vanguard-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Arihant-class or Vanguard-class?
The Vanguard-class is longer at 149.9 meters compared to the Arihant-class's 111.0 meters.
How many crew members do the Arihant-class and Vanguard-class have?
The Vanguard-class has a larger crew complement of 135 compared to the Arihant-class's 95 crew members.
Which can dive deeper, the Arihant-class or Vanguard-class?
The Arihant-class can dive deeper with a maximum depth of 450 meters compared to the Vanguard-class's 300 meters.
Which is more expensive, the Arihant-class or Vanguard-class?
The Vanguard-class is more expensive at approximately $4.8 billion per unit compared to the Arihant-class at $470 million.
Which has been built in greater numbers, the Arihant-class or Vanguard-class?
Both the Arihant-class and Vanguard-class have been built in equal numbers with 4 vessels each.