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Jason vs Osumi

Jason vs Osumi at a glance — displacement 4,470 vs 8,900 tons, length 116 vs 178 m, speed 16 vs 22 knots, crew 120 vs 137.

Specifications
Jason Osumi
Origin 🇬🇷 Greece 🇯🇵 Japan
Category Amphibious vessel Amphibious vessel
Type Tank landing ship Tank landing ship
Manufacturer Elefsis Shipyards Mitsui
Year introduced 1994 1998
Number built 5 units 3 units
Estimated unit price NA NA
Displacement 4,470 tons 8,900 tons
Maximum speed 16.0 knots 22.0 knots
Range 4,700 nm at 16 knots NA
Length 116.0 m 178.0 m
Beam 15.3 m 25.8 m
Crew 120 137
Performance Radar Chart
Armament & Systems
Jason Osumi
Armament
  • 1 x Oto Melara 76 mm/62 Mod 9 compact gun
  • 2 x 40 mm/L 70 Breda-Bofors guns on Type 564 naval mounts
  • 2 x twin Rheinmetall Rh202 20 mm
  • 2 × 20 mm Phalanx CIWS
  • 2 × M2 Browning machine gun
Propulsion 2 shafts, 2 Wärtsilä Nohab 16V25 diesels; 9,200 hp(m) (6.76 MW) sustained 2 × Mitsui 16V42M-A Diesel, 26,000 bhp (19,000 kW), 2 shafts, 1 × bow thruster
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Largest operators · in service
Largest operators · in service
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Frequently Asked Questions

Which has greater displacement, the Jason-class or Osumi-class?
The Osumi-class has greater displacement at 8,900 tons compared to the Jason-class's 4,470 tons.
Which is faster, the Jason-class or Osumi-class?
The Osumi-class is faster with a maximum speed of 22 knots compared to the Jason-class's 16 knots.
Which is longer, the Jason-class or Osumi-class?
The Osumi-class is longer at 178.0 meters compared to the Jason-class's 116.0 meters.
How many crew members do the Jason-class and Osumi-class have?
The Osumi-class has a larger crew complement of 137 compared to the Jason-class's 120 crew members.
Which has been built in greater numbers, the Jason-class or Osumi-class?
The Jason-class has been built in greater numbers with 5 vessels compared to 3 vessels of the Osumi-class.