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Etna vs Henry J. Kaiser

Etna vs Henry J. Kaiser at a glance — displacement 13,400 vs 41,353 tons, length 146 vs 206 m, speed 21 vs 20 knots, crew 240 vs 89.

Specifications
Etna Henry J. Kaiser
Origin 🇮🇹 Italy 🇺🇸 United States
Category Auxiliary ship Auxiliary ship
Type Replenishment oiler Fleet replenishment oiler
Manufacturer Fincantieri (Italcantieri - Cantieri Navali del Tirreno e Riuniti, Riva Trigoso); Elefsis Shipyards Avondale Shipyards
Year introduced 1998 1986
Number built 2 units 16 units
Estimated unit price NA NA
Displacement 13,400 tons 41,353 tons
Maximum speed 21.0 knots 20.0 knots
Range 7,600 nm at 18 knots NA
Length 146.6 m 206.4 m
Beam 21.0 m 29.7 m
Crew 240 89
Performance Radar Chart
Armament & Systems
Etna Henry J. Kaiser
Armament
  • Etna: 2 × 25 mm/90 guns
  • Prometheus: 8 × 20 mm Rheinmetall guns
  • FFBNW: OTO Melara CIWS (Etna)
  • Multiple .50 caliber machine guns
  • Space, weight, and power reservations for 2 Phalanx Close-In Weapons Systems
Propulsion 2 × Sulzer/GMT 12V-ZAV-405 diesel engines, 17,290 kW, 2 shafts Two Colt-Pielstick PC4-2/2 10V-570 diesel engines, two shafts, controllable-pitch propellers
Explore further
Largest operators · in service
Largest operators · in service
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Frequently Asked Questions

Which has greater displacement, the Etna-class or Henry J. Kaiser-class?
The Henry J. Kaiser-class has greater displacement at 41,353 tons compared to the Etna-class's 13,400 tons.
Which is faster, the Etna-class or Henry J. Kaiser-class?
The Etna-class is faster with a maximum speed of 21 knots compared to the Henry J. Kaiser-class's 20 knots.
Which is longer, the Etna-class or Henry J. Kaiser-class?
The Henry J. Kaiser-class is longer at 206.4 meters compared to the Etna-class's 146.6 meters.
How many crew members do the Etna-class and Henry J. Kaiser-class have?
The Etna-class has a larger crew complement of 240 compared to the Henry J. Kaiser-class's 89 crew members.
Which has been built in greater numbers, the Etna-class or Henry J. Kaiser-class?
The Henry J. Kaiser-class has been built in greater numbers with 16 vessels compared to 2 vessels of the Etna-class.