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Dolphin vs Sang-O

Overview

The Dolphin and the Sang-O are both Submarine classes.

The Dolphin displaces 1,640 tons — 6.0x the Sang-O's 275 tons. The Dolphin reaches 11 knots vs 7.5 knots for the Sang-O. Operational range is 8,000 nautical miles for the Dolphin vs 1,500 for the Sang-O. The Dolphin carries a crew of 45 vs 15 for the Sang-O. Submerged displacement is 1,900 tons for the Dolphin vs 370 tons for the Sang-O. The Dolphin can dive to 350 m compared to 150 m for the Sang-O.

The Dolphin was produced in 5 units vs 41 for the Sang-O. The Dolphin was commissioned in 1999, 8 years after the Sang-O (1991).

Israeli diesel-electric submarine, 1,640 tons displacement, utilizes air-independent propulsion in the Dolphin 2 class.
Origin 🇮🇱 Israel
Category Submarine
Type Diesel-electric submarine
Manufacturer Howaldtswerke-Deutsche Werft
Year introduced 1999
Number built 5 units
Estimated unit price $1,000 million
North Korean coastal submarine introduced in 1991, with around 40 boats still in service.
Origin 🇰🇵 North Korea
Category Submarine
Type Coastal submarine
Manufacturer Bong Dao Bo Shipyard, Sinpo
Year introduced 1991
Number built 41 units
Estimated unit price NA
Displacement 1,640 tons
Maximum speed 11.0 knots
Range 8,000 nm at 8 knots
Length 57.3 m
Beam 6.8 m
Crew 45
Max depth 350 m
Propulsion Diesel-electric, 3 diesels, 1 shaft, 4,243 shp (3,164 kW); Dolphin 2 class: air-independent HDW Fuel Cell System
Armament
  • 6 × 533 mm (21.0 in) torpedo tubes
  • 4 × 650 mm (26 in) diameter torpedo tubes
  • 16 torpedoes and Popeye Turbo submarine-launched cruise missiles (SLCMs)
Displacement 275 tons
Maximum speed 7.5 knots
Range 1,500 nm
Length 34.0 m
Beam 3.8 m
Crew 15
Max depth 150 m
Propulsion Diesel-electric, 1 diesel engine, 1 electric motor, 1 shaft
Armament
  • 4 × 533 mm torpedo tubes with 53-65KE torpedoes
  • Minelaying capability (up to 16 mines)

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Dolphin-class or Sang-O-class?
The Dolphin-class has greater displacement at 1,640 tons compared to the Sang-O-class's 275 tons.
Which is faster, the Dolphin-class or Sang-O-class?
The Dolphin-class is faster with a maximum speed of 11 knots compared to the Sang-O-class's 7 knots.
Which has longer range, the Dolphin-class or Sang-O-class?
The Dolphin-class has a longer range at 8,000 nautical miles compared to the Sang-O-class's 1,500 nautical miles.
Which is longer, the Dolphin-class or Sang-O-class?
The Dolphin-class is longer at 57.3 meters compared to the Sang-O-class's 34.0 meters.
How many crew members do the Dolphin-class and Sang-O-class have?
The Dolphin-class has a larger crew complement of 45 compared to the Sang-O-class's 15 crew members.
Which can dive deeper, the Dolphin-class or Sang-O-class?
The Dolphin-class can dive deeper with a maximum depth of 350 meters compared to the Sang-O-class's 150 meters.
Which has been built in greater numbers, the Dolphin-class or Sang-O-class?
The Sang-O-class has been built in greater numbers with 41 vessels compared to 5 vessels of the Dolphin-class.