Lewis B. Puller vs Spearhead
The Lewis B. Puller and the Spearhead are both Amphibious vessel classes. 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).
| American Expeditionary Mobile Base, introduced in 2017, displaces 60,000 tons. | |
| Origin | 🇺🇸 United States |
| Category | Amphibious vessel |
| Type | Expeditionary Mobile Base |
| Manufacturer | General Dynamics NASSCO |
| Year introduced | 2017 |
| Number built | 6 units |
| Estimated unit price | $500 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 | 60,000 tons ◉ |
| Maximum speed | 15.0 knots ◉ |
| Range | 9,500 nm ◉ |
| Length | 239.0 m ◉ |
| Beam | 50.0 m ◉ |
| Crew | 298 ◉ |
| Propulsion | 4 × MAN/B&W diesels, diesel-electric plant |
| Armament |
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| Displacement | 1,515 tons ◉ |
| Maximum speed | 43.0 knots ◉ |
| Range | 1,200 nm ◉ |
| Length | 103.0 m ◉ |
| Beam | 28.5 m ◉ |
| Crew | 41 ◉ |
| Propulsion | Four MTU 20V8000 M71L diesel engines, Four ZF 60000NR2H reduction gears |
| Armament |
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Performance Radar Chart
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.