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Austin vs Harpers Ferry

Austin vs Harpers Ferry at a glance — displacement 16,914 vs 15,939 tons, length 173 vs 185 m, speed 21 vs 24 knots, crew 420 vs 421.

Specifications
Austin Harpers Ferry
Origin 🇺🇸 United States 🇺🇸 United States
Category Amphibious vessel Amphibious vessel
Type Amphibious transport dock Dock landing ship
Manufacturer New York Naval Shipyard Avondale Shipyard
Year introduced 1965 1995
Number built 12 units 4 units
Estimated unit price $235 million $324 million
Displacement 16,914 tons 15,939 tons
Maximum speed 21.0 knots 24.0 knots
Range 7,000 nm at 20 knots NA
Length 173.0 m 185.8 m
Beam 32.0 m 26.0 m
Crew 420 421
Performance Radar Chart
Armament & Systems
Austin Harpers Ferry
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
  • 2 × RIM-116 Rolling Airframe Missile (RAM) launchers
  • 6 × .50 caliber M2HB machine guns
Propulsion 2 × boilers, 2 × steam turbines, 2 × shafts, 24,000 shp (18,000 kW) Four Colt Pielstick, 16-cylinder diesels twin turbo, two shafts, 33,000 shp (25,000 kW)
Explore further
Austin-class Specs, operators & history →
Largest operators · in service
Harpers Ferry-class Specs, operators & history →
Largest operators · in service
Change comparison vs
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Frequently Asked Questions

Which has greater displacement, the Austin-class or Harpers Ferry-class?
The Austin-class has greater displacement at 16,914 tons compared to the Harpers Ferry-class's 15,939 tons.
Which is faster, the Austin-class or Harpers Ferry-class?
The Harpers Ferry-class is faster with a maximum speed of 24 knots compared to the Austin-class's 21 knots.
Which is longer, the Austin-class or Harpers Ferry-class?
The Harpers Ferry-class is longer at 185.8 meters compared to the Austin-class's 173.0 meters.
How many crew members do the Austin-class and Harpers Ferry-class have?
The Harpers Ferry-class has a larger crew complement of 421 compared to the Austin-class's 420 crew members.
Which is more expensive, the Austin-class or Harpers Ferry-class?
The Harpers Ferry-class is more expensive at approximately $324 million per unit compared to the Austin-class at $235 million.
Which has been built in greater numbers, the Austin-class or Harpers Ferry-class?
The Austin-class has been built in greater numbers with 12 vessels compared to 4 vessels of the Harpers Ferry-class.