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Dosan Ahn Changho vs Nagapasa

Dosan Ahn Changho vs Nagapasa at a glance — displacement 3,358 vs 1,400 tons, length 83 vs 61 m, speed 12 vs 11 knots, crew 50 vs 40.

Dosan Ahn Changho submarine side profile drawing
🇰🇷 Dosan Ahn ChanghoFull specs
Specifications
Dosan Ahn Changho Nagapasa
Origin 🇰🇷 South Korea 🇮🇩 Indonesia
Category Submarine Submarine
Type Attack submarine with ballistic missile launching capabilities Attack submarine
Manufacturer Hanwha Ocean Daewoo Shipbuilding & Marine Engineering
Year introduced 2021 2017
Number built 3 units 3 units
Estimated unit price $900 million $373 million
Displacement 3,358 tons 1,400 tons
Maximum speed 12.0 knots 11.0 knots
Range 10,000 nm 11,000 nm at 10 knots
Length 83.5 m 61.3 m
Beam 9.6 m 6.3 m
Crew 50 40
Max depth NA 500 m
Performance Radar Chart
Armament & Systems
Dosan Ahn Changho Nagapasa
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
  • 8 × 533 mm (21 in) torpedo tubes
  • 14 Black Shark torpedoes
Propulsion 3 × MTU 16V396SE84L marine diesel engines; Air-independent propulsion (AIP) 4 × Bumhan Industries PH1 PEM fuel cells, each with 100 kW 4 x MTU 12V493 diesel generators 3,700 kW (5,000 shp)
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Nagapasa-class Specs, operators & history →
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Frequently Asked Questions

Which has greater displacement, the Dosan Ahn Changho-class or Nagapasa-class?
The Dosan Ahn Changho-class has greater displacement at 3,358 tons compared to the Nagapasa-class's 1,400 tons.
Which is faster, the Dosan Ahn Changho-class or Nagapasa-class?
The Dosan Ahn Changho-class is faster with a maximum speed of 12 knots compared to the Nagapasa-class's 11 knots.
Which has longer range, the Dosan Ahn Changho-class or Nagapasa-class?
The Nagapasa-class has a longer range at 11,000 nautical miles compared to the Dosan Ahn Changho-class's 10,000 nautical miles.
Which is longer, the Dosan Ahn Changho-class or Nagapasa-class?
The Dosan Ahn Changho-class is longer at 83.5 meters compared to the Nagapasa-class's 61.3 meters.
How many crew members do the Dosan Ahn Changho-class and Nagapasa-class have?
The Dosan Ahn Changho-class has a larger crew complement of 50 compared to the Nagapasa-class's 40 crew members.
Which is more expensive, the Dosan Ahn Changho-class or Nagapasa-class?
The Dosan Ahn Changho-class is more expensive at approximately $900 million per unit compared to the Nagapasa-class at $373 million.
Which has been built in greater numbers, the Dosan Ahn Changho-class or Nagapasa-class?
Both the Dosan Ahn Changho-class and Nagapasa-class have been built in equal numbers with 3 vessels each.