San Antonio vs Spearhead

United States amphibious transport dock, 25,300 tons displacement, introduced in 2006.
Origin 🇺🇸 United States
Category Amphibious vessel
Type Amphibious transport dock
Manufacturer Avondale Shipyard
Year introduced 2006
Number built 13 units
Estimated unit price $1,602 million
United States Expeditionary Fast Transport, 1,515 tons displacement, has a maximum speed of 43 knots.
Origin 🇺🇸 United States
Category Amphibious vessel
Type Expeditionary Fast Transport
Manufacturer Austal USA
Year introduced 2012
Number built 15 units
Estimated unit price $180 million
Displacement 25,300 tons â—‰
Maximum speed 22.0 knots â—‰
Range 8,000 nm at 18 knots â—‰
Length 208.0 m â—‰
Beam 32.0 m â—‰
Crew 361 â—‰
Propulsion Four sequentially turbocharged marine Colt-Pielstick diesel engines, two shafts, 41,600 shp
Armament
  • 2 x Bushmaster II close-in-guns
  • 2 x RIM-116 Rolling Airframe Missile launchers
  • 2 x 8 cell Mark 41 Vertical Launching System (not fitted)
  • Several twin M2 Browning machine gun turrets
Displacement 1,515 tons â—‰
Maximum speed 43.0 knots â—‰
Range 1,200 nm â—‰
Length 103.0 m â—‰
Beam 28.5 m â—‰
Crew 41 â—‰
Propulsion Four MTU 20V8000 M71L diesel engines, Four ZF 60000NR2H reduction gears
Armament
  • 4x mounts for M2 .50 caliber machine guns

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the San Antonio-class or Spearhead-class?
The San Antonio-class has greater displacement at 25,300 tons compared to the Spearhead-class's 1,515 tons.
Which is faster, the San Antonio-class or Spearhead-class?
The Spearhead-class is faster with a maximum speed of 43 knots compared to the San Antonio-class's 22 knots.
Which has longer range, the San Antonio-class or Spearhead-class?
The San Antonio-class has a longer range at 8,000 nautical miles compared to the Spearhead-class's 1,200 nautical miles.
Which is longer, the San Antonio-class or Spearhead-class?
The San Antonio-class is longer at 208.0 meters compared to the Spearhead-class's 103.0 meters.
How many crew members do the San Antonio-class and Spearhead-class have?
The San Antonio-class has a larger crew complement of 361 compared to the Spearhead-class's 41 crew members.
Which is more expensive, the San Antonio-class or Spearhead-class?
The San Antonio-class is more expensive at approximately $1.6 billion per unit compared to the Spearhead-class at $180 million.
Which has been built in greater numbers, the San Antonio-class or Spearhead-class?
The Spearhead-class has been built in greater numbers with 15 vessels compared to 13 vessels of the San Antonio-class.