Dosan Ahn Changho vs Sōryū
| 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 |
| Displacement | 3,358 tons ◉ |
| Maximum speed | 12.0 knots ◉ |
| Range | 10,000 nm ◉ |
| Length | 83.5 m ◉ |
| Beam | 9.6 m ◉ |
| Crew | 50 ◉ |
| Propulsion | 3 × MTU 16V396SE84L marine diesel engines; Air-independent propulsion (AIP) 4 × Bumhan Industries PH1 PEM fuel cells, each with 100 kW |
| Armament |
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| Displacement | 2,900 tons ◉ |
| Maximum speed | 13.0 knots ◉ |
| Range | 6,100 nm at 6 knots ◉ |
| Length | 84.0 m ◉ |
| Beam | 9.1 m ◉ |
| Crew | 65 ◉ |
| Propulsion | 1-shaft 2× Kawasaki 12V 25/25 SB-type diesel engines, 4× Kawasaki Kockums V4-275R Stirling engines (3,900 hp surfaced, 8,000 hp submerged) |
| Armament |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Dosan Ahn Changho-class or Sōryū-class?
The Dosan Ahn Changho-class has greater displacement at 3,358 tons compared to the Sōryū-class's 2,900 tons.
Which is faster, the Dosan Ahn Changho-class or Sōryū-class?
The Sōryū-class is faster with a maximum speed of 13 knots compared to the Dosan Ahn Changho-class's 12 knots.
Which has longer range, the Dosan Ahn Changho-class or Sōryū-class?
The Dosan Ahn Changho-class has a longer range at 10,000 nautical miles compared to the Sōryū-class's 6,100 nautical miles.
Which is longer, the Dosan Ahn Changho-class or Sōryū-class?
The Sōryū-class is longer at 84.0 meters compared to the Dosan Ahn Changho-class's 83.5 meters.
How many crew members do the Dosan Ahn Changho-class and Sōryū-class have?
The Sōryū-class has a larger crew complement of 65 compared to the Dosan Ahn Changho-class's 50 crew members.
Which is more expensive, the Dosan Ahn Changho-class or Sōryū-class?
The Dosan Ahn Changho-class is more expensive at approximately $900 million per unit compared to the Sōryū-class at $540 million.
Which has been built in greater numbers, the Dosan Ahn Changho-class or Sōryū-class?
The Sōryū-class has been built in greater numbers with 12 vessels compared to 3 vessels of the Dosan Ahn Changho-class.