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Austin vs Whidbey Island

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Specifications
Austin Whidbey Island
Origin 🇺🇸 United States 🇺🇸 United States
Category Amphibious vessel Amphibious vessel
Type Amphibious transport dock Dock landing ship
Manufacturer New York Naval Shipyard Lockheed Shipbuilding and Construction Company
Year introduced 1965 1985
Number built 12 units 8 units
Estimated unit price $235 million $250 million
Displacement 16,914 tons 16,100 tons
Maximum speed 21.0 knots 20.0 knots
Range 7,000 nm at 20 knots 8,000 nm at 18 knots
Length 173.0 m 186.0 m
Beam 32.0 m 26.0 m
Crew 420 330
Performance Radar Chart
Armament & Systems
Austin Whidbey Island
Armament
  • 2 × 25 mm Mk 38 guns
  • 2 × Phalanx CIWS
  • 8 × .50-calibre machine guns
  • 2 × 25 mm Mk 38 cannons
  • 2 × 20 mm Phalanx CIWS mounts
  • 1 / 2 × Rolling Airframe Missile launchers
  • 6 × .50 caliber M2HB machine guns
Propulsion 2 × boilers, 2 × steam turbines, 2 × shafts, 24,000 shp (18,000 kW) 4 Colt Industries, 16-cylinder diesel engines, 2 shafts, 33,000 shp (25,000 kW)

Overview

The Austin and the Whidbey Island are both Amphibious vessel classes.

Displacement is 16,914 tons for the Austin vs 16,100 tons for the Whidbey Island. The Austin reaches 21 knots vs 20 knots for the Whidbey Island. Operational range is 7,000 nautical miles for the Austin vs 8,000 for the Whidbey Island. The Austin carries a crew of 420 vs 330 for the Whidbey Island.

The Austin was produced in 12 units vs 8 for the Whidbey Island. Cost per hull is $235M for the Austin vs $250M for the Whidbey Island. The Austin was commissioned in 1965, 20 years before the Whidbey Island (1985).

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Frequently Asked Questions

Which has greater displacement, the Austin-class or Whidbey Island-class?
The Austin-class has greater displacement at 16,914 tons compared to the Whidbey Island-class's 16,100 tons.
Which is faster, the Austin-class or Whidbey Island-class?
The Austin-class is faster with a maximum speed of 21 knots compared to the Whidbey Island-class's 20 knots.
Which has longer range, the Austin-class or Whidbey Island-class?
The Whidbey Island-class has a longer range at 8,000 nautical miles compared to the Austin-class's 7,000 nautical miles.
Which is longer, the Austin-class or Whidbey Island-class?
The Whidbey Island-class is longer at 186.0 meters compared to the Austin-class's 173.0 meters.
How many crew members do the Austin-class and Whidbey Island-class have?
The Austin-class has a larger crew complement of 420 compared to the Whidbey Island-class's 330 crew members.
Which is more expensive, the Austin-class or Whidbey Island-class?
The Whidbey Island-class is more expensive at approximately $250 million per unit compared to the Austin-class at $235 million.
Which has been built in greater numbers, the Austin-class or Whidbey Island-class?
The Austin-class has been built in greater numbers with 12 vessels compared to 8 vessels of the Whidbey Island-class.