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Dolphin vs Ohio

Dolphin vs Ohio at a glance — displacement 1,640 vs 16,764 tons, length 57 vs 170 m, speed 11 vs 12 knots, crew 45 vs 155.

Specifications
Dolphin Ohio
Origin 🇮🇱 Israel 🇺🇸 United States
Category Submarine Submarine
Type Diesel-electric submarine Nuclear-powered ballistic missile submarine
Manufacturer Howaldtswerke-Deutsche Werft General Dynamics Electric Boat
Year introduced 1999 1981
Number built 6 units 18 units
Estimated unit price $1,000 million $2,000 million
Displacement 1,640 tons 16,764 tons
Maximum speed 11.0 knots 12.0 knots
Range 8,000 nm at 8 knots Unlimited
Length 57.3 m 170.0 m
Beam 6.8 m 13.0 m
Crew 45 155
Max depth 350 m 240 m
Performance Radar Chart
Armament & Systems
Dolphin Ohio
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)
  • 4 × 21 inch (533 mm) Mark 48 torpedo tubes
  • 20 × Trident II D5 SLBM
  • 154 × Tomahawk cruise missiles
  • Harpoon missiles
Propulsion Diesel-electric, 3 diesels, 1 shaft, 4,243 shp (3,164 kW); Dolphin 2 class: air-independent HDW Fuel Cell System 1× S8G PWR nuclear reactor, 2× geared turbines; 35,000 shp (26 MW), 1x Fairbanks Morse auxiliary diesel, 1× 325 hp (242 kW) auxiliary motor, 1 shaft with seven-bladed screw
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Largest operators · in service
Largest operators · in service
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Frequently Asked Questions

Which has greater displacement, the Dolphin-class or Ohio-class?
The Ohio-class has greater displacement at 16,764 tons compared to the Dolphin-class's 1,640 tons.
Which is faster, the Dolphin-class or Ohio-class?
The Ohio-class is faster with a maximum speed of 12 knots compared to the Dolphin-class's 11 knots.
Which has longer range, the Dolphin-class or Ohio-class?
The Ohio-class is nuclear-powered with unlimited range, while the Dolphin-class has a range of 8,000 nautical miles.
Which is longer, the Dolphin-class or Ohio-class?
The Ohio-class is longer at 170.0 meters compared to the Dolphin-class's 57.3 meters.
How many crew members do the Dolphin-class and Ohio-class have?
The Ohio-class has a larger crew complement of 155 compared to the Dolphin-class's 45 crew members.
Which can dive deeper, the Dolphin-class or Ohio-class?
The Dolphin-class can dive deeper with a maximum depth of 350 meters compared to the Ohio-class's 240 meters.
Which is more expensive, the Dolphin-class or Ohio-class?
The Ohio-class is more expensive at approximately $2 billion per unit compared to the Dolphin-class at $1 billion.
Which has been built in greater numbers, the Dolphin-class or Ohio-class?
The Ohio-class has been built in greater numbers with 18 vessels compared to 6 vessels of the Dolphin-class.