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Sang-O vs Type 091

Sang-O vs Type 091 at a glance — displacement 275 vs 4,000 tons, length 34 vs 98 m, speed 7 vs 12 knots, crew 15 vs 75.

Type 091 submarine side profile drawing
🇨🇳 Type 091
Specifications
Sang-O Type 091
Origin 🇰🇵 North Korea 🇨🇳 China
Category Submarine Submarine
Type Coastal submarine Nuclear-powered attack submarine
Manufacturer Bong Dao Bo Shipyard, Sinpo Bohai Shipyard
Year introduced 1991 1974
Number built 41 units 5 units
Estimated unit price NA NA
Displacement 275 tons 4,000 tons
Maximum speed 7.5 knots 12.0 knots
Range 1,500 nm Unlimited
Length 34.0 m 98.0 m
Beam 3.8 m 10.6 m
Crew 15 75
Max depth 150 m 300 m
Performance Radar Chart
Armament & Systems
Sang-O Type 091
Armament
  • 4 × 533 mm torpedo tubes with 53-65KE torpedoes
  • Minelaying capability (up to 16 mines)
  • 6 × 533 mm (21.0 in) torpedo tubes
  • Yu-3 torpedo
  • Yu-6 torpedo
  • YJ-82 anti-ship cruise missile
Propulsion Diesel-electric, 1 diesel engine, 1 electric motor, 1 shaft 1 x 48 megawatt nuclear reactor
Change comparison vs
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Frequently Asked Questions

Which has greater displacement, the Sang-O-class or Type 091-class?
The Type 091-class has greater displacement at 4,000 tons compared to the Sang-O-class's 275 tons.
Which is faster, the Sang-O-class or Type 091-class?
The Type 091-class is faster with a maximum speed of 12 knots compared to the Sang-O-class's 7 knots.
Which has longer range, the Sang-O-class or Type 091-class?
The Type 091-class is nuclear-powered with unlimited range, while the Sang-O-class has a range of 1,500 nautical miles.
Which is longer, the Sang-O-class or Type 091-class?
The Type 091-class is longer at 98.0 meters compared to the Sang-O-class's 34.0 meters.
How many crew members do the Sang-O-class and Type 091-class have?
The Type 091-class has a larger crew complement of 75 compared to the Sang-O-class's 15 crew members.
Which can dive deeper, the Sang-O-class or Type 091-class?
The Type 091-class can dive deeper with a maximum depth of 300 meters compared to the Sang-O-class's 150 meters.
Which has been built in greater numbers, the Sang-O-class or Type 091-class?
The Sang-O-class has been built in greater numbers with 41 vessels compared to 5 vessels of the Type 091-class.