Arihant vs Dosan Ahn Changho

Overview

The Arihant and the Dosan Ahn Changho are both Submarine classes.

Displacement is 6,000 tons for the Arihant vs 3,358 tons for the Dosan Ahn Changho. The Arihant reaches 15 knots vs 12 knots for the Dosan Ahn Changho. Operational range is 99,999 nautical miles for the Arihant vs 10,000 for the Dosan Ahn Changho. The Arihant carries a crew of 95 vs 50 for the Dosan Ahn Changho. Submerged displacement is 7,000 tons for the Arihant vs 3,750 tons for the Dosan Ahn Changho.

The Arihant was produced in 4 units vs 3 for the Dosan Ahn Changho. Cost per hull is $470M for the Arihant vs $900M for the Dosan Ahn Changho. The Arihant was commissioned in 2016, 5 years before the Dosan Ahn Changho (2021).

Arihant

Indian nuclear-powered submarine, introduced in 2016, displaces 6,000 tons and has a crew of 95.
Origin 🇮🇳 India
Category Submarine
Type Nuclear-powered ballistic missile submarine
Manufacturer Ship Building Centre (SBC)
Year introduced 2016
Number built 4 units
Estimated unit price $470 million
View full Arihant details

Dosan Ahn Changho

South Korean submarine, introduced in 2021, utilizes air-independent propulsion from fuel cells.
Origin 🇰🇷 South Korea
Category Submarine
Type Attack submarine with ballistic missile launching capabilities
Manufacturer Hanwha Ocean
Year introduced 2021
Number built 3 units
Estimated unit price $900 million
View full Dosan Ahn Changho details

Arihant

Displacement 6,000 tons ◉
Maximum speed 15.0 knots ◉
Range Unlimited ◉
Length 111.0 m ◉
Beam 11.0 m ◉
Crew 95 ◉
Max depth 450 m
Propulsion 1 x CLWR-B1 pressurized water reactor (83 MW-100MW), 1 x shaft
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

Dosan Ahn Changho

Displacement 3,358 tons ◉
Maximum speed 12.0 knots ◉
Range 10,000 nm ◉
Length 83.5 m ◉
Beam 9.6 m ◉
Crew 50 ◉
Max depth NA
Propulsion 3 × MTU 16V396SE84L marine diesel engines; Air-independent propulsion (AIP) 4 × Bumhan Industries PH1 PEM fuel cells, each with 100 kW
Armament
  • 6 × 533 mm (21 in) torpedo tubes
  • LIG Nex1 K761 Tiger Shark heavyweight torpedoes
  • 6 × K-VLS cells
  • 6 × Hyunmoo 4-4 submarine-launched ballistic missile

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Arihant-class or Dosan Ahn Changho-class?
The Arihant-class has greater displacement at 6,000 tons compared to the Dosan Ahn Changho-class's 3,358 tons.
Which is faster, the Arihant-class or Dosan Ahn Changho-class?
The Arihant-class is faster with a maximum speed of 15 knots compared to the Dosan Ahn Changho-class's 12 knots.
Which has longer range, the Arihant-class or Dosan Ahn Changho-class?
The Arihant-class is nuclear-powered with unlimited range, while the Dosan Ahn Changho-class has a range of 10,000 nautical miles.
Which is longer, the Arihant-class or Dosan Ahn Changho-class?
The Arihant-class is longer at 111.0 meters compared to the Dosan Ahn Changho-class's 83.5 meters.
How many crew members do the Arihant-class and Dosan Ahn Changho-class have?
The Arihant-class has a larger crew complement of 95 compared to the Dosan Ahn Changho-class's 50 crew members.
Which is more expensive, the Arihant-class or Dosan Ahn Changho-class?
The Dosan Ahn Changho-class is more expensive at approximately $900 million per unit compared to the Arihant-class at $470 million.
Which has been built in greater numbers, the Arihant-class or Dosan Ahn Changho-class?
The Arihant-class has been built in greater numbers with 4 vessels compared to 3 vessels of the Dosan Ahn Changho-class.

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