Lewis B. Puller vs Spearhead
| 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 â—‰ |
| Maximum speed | 15.0 knots â—‰ |
| Range | 9,500 nm â—‰ |
| Length | 239.0 m â—‰ |
| Beam | 50.0 m â—‰ |
| Crew | 298 â—‰ |
| Propulsion | 4 × MAN/B&W diesels, diesel-electric plant |
| Armament |
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| 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 |
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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.