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Lewis B. Puller vs Spearhead

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Specifications
Lewis B. Puller Spearhead
Origin 🇺🇸 United States 🇺🇸 United States
Category Amphibious vessel Auxiliary ship
Type Expeditionary Mobile Base Expeditionary Fast Transport
Manufacturer General Dynamics NASSCO Austal USA
Year introduced 2017 2012
Number built 6 units 15 units
Estimated unit price $500 million $180 million
Displacement 60,000 tons 1,515 tons
Maximum speed 15.0 knots 43.0 knots
Range 9,500 nm 1,200 nm
Length 239.0 m 103.0 m
Beam 50.0 m 28.5 m
Crew 298 41
Performance Radar Chart
Armament & Systems
Lewis B. Puller Spearhead
Armament

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  • 4x mounts for M2 .50 caliber machine guns
Propulsion 4 × MAN/B&W diesels, diesel-electric plant Four MTU 20V8000 M71L diesel engines, Four ZF 60000NR2H reduction gears

Overview

The Lewis B. Puller is a Amphibious vessel, while the Spearhead is a Auxiliary ship.

The Lewis B. Puller displaces 60,000 tons — 40:1 the Spearhead's 1,515 tons. The Lewis B. Puller reaches 15 knots vs 43 knots for the Spearhead. Operational range is 9,500 nautical miles for the Lewis B. Puller vs 1,200 for the Spearhead. The Lewis B. Puller carries a crew of 298 vs 41 for the Spearhead.

The Lewis B. Puller was produced in 6 units vs 15 for the Spearhead. Cost per hull is $500M for the Lewis B. Puller vs $180M for the Spearhead. The Lewis B. Puller was commissioned in 2017, 5 years after the Spearhead (2012).

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Frequently Asked Questions

Which has greater displacement, the Lewis B. Puller-class or Spearhead-class?
The Lewis B. Puller-class has greater displacement at 60,000 tons compared to the Spearhead-class's 1,515 tons.
Which is faster, the Lewis B. Puller-class or Spearhead-class?
The Spearhead-class is faster with a maximum speed of 43 knots compared to the Lewis B. Puller-class's 15 knots.
Which has longer range, the Lewis B. Puller-class or Spearhead-class?
The Lewis B. Puller-class has a longer range at 9,500 nautical miles compared to the Spearhead-class's 1,200 nautical miles.
Which is longer, the Lewis B. Puller-class or Spearhead-class?
The Lewis B. Puller-class is longer at 239.0 meters compared to the Spearhead-class's 103.0 meters.
How many crew members do the Lewis B. Puller-class and Spearhead-class have?
The Lewis B. Puller-class has a larger crew complement of 298 compared to the Spearhead-class's 41 crew members.
Which is more expensive, the Lewis B. Puller-class or Spearhead-class?
The Lewis B. Puller-class is more expensive at approximately $500 million per unit compared to the Spearhead-class at $180 million.
Which has been built in greater numbers, the Lewis B. Puller-class or Spearhead-class?
The Spearhead-class has been built in greater numbers with 15 vessels compared to 6 vessels of the Lewis B. Puller-class.