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Austin vs San Giorgio

Austin vs San Giorgio at a glance — displacement 16,914 vs 7,960 tons, length 173 vs 133 m, speed 21 vs 21 knots, crew 420 vs 180.

Specifications
Austin San Giorgio
Origin 🇺🇸 United States 🇮🇹 Italy
Category Amphibious vessel Amphibious vessel
Type Amphibious transport dock Amphibious transport dock
Manufacturer New York Naval Shipyard Fincantieri
Year introduced 1965 1988
Number built 12 units 4 units
Estimated unit price $235 million $291 million
Displacement 16,914 tons 7,960 tons
Maximum speed 21.0 knots 21.0 knots
Range 7,000 nm at 20 knots 7,500 nm at 16 knots
Length 173.0 m 133.0 m
Beam 32.0 m 20.5 m
Crew 420 180
Performance Radar Chart
Armament & Systems
Austin San Giorgio
Armament
  • 2 × 25 mm Mk 38 guns
  • 2 × Phalanx CIWS
  • 8 × .50-calibre machine guns
  • 1 × Otobreda 76 mm gun
  • 2 × OTO Melara - Oerlikon KBA 25/80 mm guns
  • Aster 15 missiles (on Algerian ship)
Propulsion 2 × boilers, 2 × steam turbines, 2 × shafts, 24,000 shp (18,000 kW) 2 × diesel engines Grandi Motori Trieste GMT A 420.12, 6,264 kW (8,400 hp) each; 4 × diesel engine generators Grandi Motori Trieste GMT B230.6, 770 kW (1,030 hp) each
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Largest operators · in service
Largest operators · in service
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Frequently Asked Questions

Which has greater displacement, the Austin-class or San Giorgio-class?
The Austin-class has greater displacement at 16,914 tons compared to the San Giorgio-class's 7,960 tons.
Which is faster, the Austin-class or San Giorgio-class?
Both the Austin-class and San Giorgio-class have a maximum speed of 21 knots.
Which has longer range, the Austin-class or San Giorgio-class?
The San Giorgio-class has a longer range at 7,500 nautical miles compared to the Austin-class's 7,000 nautical miles.
Which is longer, the Austin-class or San Giorgio-class?
The Austin-class is longer at 173.0 meters compared to the San Giorgio-class's 133.0 meters.
How many crew members do the Austin-class and San Giorgio-class have?
The Austin-class has a larger crew complement of 420 compared to the San Giorgio-class's 180 crew members.
Which is more expensive, the Austin-class or San Giorgio-class?
The San Giorgio-class is more expensive at approximately $291 million per unit compared to the Austin-class at $235 million.
Which has been built in greater numbers, the Austin-class or San Giorgio-class?
The Austin-class has been built in greater numbers with 12 vessels compared to 4 vessels of the San Giorgio-class.