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Ethan Allen vs Skipjack

Ethan Allen vs Skipjack at a glance — displacement 7,057 vs 3,124 tons, length 125 vs 76 m, speed 16 vs 15 knots, crew 140 vs 93.

Specifications
Ethan Allen Skipjack
Origin 🇺🇸 United States 🇺🇸 United States
Category Submarine Submarine
Type Nuclear-powered ballistic missile submarine Nuclear-powered attack submarine
Manufacturer General Dynamics Electric Boat General Dynamics Electric Boat
Year introduced 1961 1959
Number built 5 units 6 units
Estimated unit price NA $40 million
Displacement 7,057 tons 3,124 tons
Maximum speed 16.0 knots 15.0 knots
Range Unlimited Unlimited
Length 125.1 m 76.7 m
Beam 10.1 m 9.6 m
Crew 140 93
Max depth 400 m 210 m
Performance Radar Chart
Armament & Systems
Ethan Allen Skipjack
Armament
  • 16 Polaris A2/A3 missiles
  • 4 x 21-inch (533 mm) torpedo tubes
  • 12 torpedoes
  • 6 × 21-inch (533 mm) torpedo tubes (bow)
  • 24 × Mark 37, Mark 14, Mark 16, Mark 45 ASTOR nuclear, and/or Mark 48 torpedoes
Propulsion 1 S5W PWR, 2 geared steam turbines (15,000 shp (11,000 kW)), 1 shaft 1 S5W reactor, geared steam turbines (15,000 shp (11,000 kW)), 1 shaft
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Frequently Asked Questions

Which has greater displacement, the Ethan Allen-class or Skipjack-class?
The Ethan Allen-class has greater displacement at 7,057 tons compared to the Skipjack-class's 3,124 tons.
Which is faster, the Ethan Allen-class or Skipjack-class?
The Ethan Allen-class is faster with a maximum speed of 16 knots compared to the Skipjack-class's 15 knots.
Which has longer range, the Ethan Allen-class or Skipjack-class?
Both the Ethan Allen-class and Skipjack-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Ethan Allen-class or Skipjack-class?
The Ethan Allen-class is longer at 125.1 meters compared to the Skipjack-class's 76.7 meters.
How many crew members do the Ethan Allen-class and Skipjack-class have?
The Ethan Allen-class has a larger crew complement of 140 compared to the Skipjack-class's 93 crew members.
Which can dive deeper, the Ethan Allen-class or Skipjack-class?
The Ethan Allen-class can dive deeper with a maximum depth of 400 meters compared to the Skipjack-class's 210 meters.
Which has been built in greater numbers, the Ethan Allen-class or Skipjack-class?
The Skipjack-class has been built in greater numbers with 6 vessels compared to 5 vessels of the Ethan Allen-class.