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Dolphin vs Ohio

Overview

The Dolphin and the Ohio are both Submarine classes.

The Ohio displaces 16,764 tons — 10:1 the Dolphin's 1,640 tons. The Dolphin reaches 11 knots vs 12 knots for the Ohio. Operational range is 8,000 nautical miles for the Dolphin vs 99,999 for the Ohio. The Dolphin carries a crew of 45 vs 155 for the Ohio. Submerged displacement is 1,900 tons for the Dolphin vs 18,750 tons for the Ohio. The Dolphin can dive to 350 m compared to 240 m for the Ohio.

The Dolphin was produced in 5 units vs 18 for the Ohio. Cost per hull is $1,000M for the Dolphin vs $2,000M for the Ohio. The Dolphin was commissioned in 1999, 18 years after the Ohio (1981).

Israeli diesel-electric submarine, 1,640 tons displacement, utilizes air-independent propulsion in the Dolphin 2 class.
Profile of Dolphin
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
American submarine, introduced in 1981, displaces 16,764 tons and has a crew of 155.
Profile of Ohio
Origin 🇺🇸 United States
Category Submarine
Type Nuclear-powered ballistic missile submarine
Manufacturer General Dynamics Electric Boat
Year introduced 1981
Number built 18 units
Estimated unit price $2,000 million
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 16,764 tons
Maximum speed 12.0 knots
Range Unlimited
Length 170.0 m
Beam 13.0 m
Crew 155
Max depth 240 m
Propulsion 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
Armament
  • 4 × 21 inch (533 mm) Mark 48 torpedo tubes
  • 20 × Trident II D5 SLBM
  • 154 × Tomahawk cruise missiles
  • Harpoon missiles

Performance Radar Chart

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 $2.0 billion per unit compared to the Dolphin-class at $1.0 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 5 vessels of the Dolphin-class.