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Osumi vs Serna

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Specifications
Osumi Serna
Origin 🇯🇵 Japan 🇷🇺 Russia
Category Amphibious vessel Amphibious vessel
Type Tank landing ship Landing craft
Manufacturer Mitsui Vostochnaya Verf
Year introduced 1998 1994
Number built 3 units 16 units
Estimated unit price NA NA
Displacement 8,900 tons 61 tons
Maximum speed 22.0 knots 30.0 knots
Range NA 600 nm at 100 knots
Length 178.0 m 25.7 m
Beam 25.8 m 5.7 m
Crew 137 5
Performance Radar Chart
Armament & Systems
Osumi Serna
Armament
  • 2 × 20 mm Phalanx CIWS
  • 2 × M2 Browning machine gun

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Propulsion 2 × Mitsui 16V42M-A Diesel, 26,000 bhp (19,000 kW), 2 shafts, 1 × bow thruster 2 × 3,300 hp (2,500 kW) M-503A-3 diesels (№807-811 – 2 × 2,000 hp (1,500 kW) MTU16V2000M90 diesels); 2 × 16 kW DG-16/1500 diesel generators

Overview

The Osumi and the Serna are both Amphibious vessel classes.

The Osumi displaces 8,900 tons — 146:1 the Serna's 61 tons. The Osumi reaches 22 knots vs 30 knots for the Serna. The Osumi carries a crew of 137 vs 5 for the Serna.

The Osumi was produced in 3 units vs 16 for the Serna. The Osumi was commissioned in 1998, 4 years after the Serna (1994).

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Frequently Asked Questions

Which has greater displacement, the Osumi-class or Serna-class?
The Osumi-class has greater displacement at 8,900 tons compared to the Serna-class's 61 tons.
Which is faster, the Osumi-class or Serna-class?
The Serna-class is faster with a maximum speed of 30 knots compared to the Osumi-class's 22 knots.
Which has longer range, the Osumi-class or Serna-class?
The Serna-class has a longer range at 600 nautical miles compared to the Osumi-class's 0 nautical miles.
Which is longer, the Osumi-class or Serna-class?
The Osumi-class is longer at 178.0 meters compared to the Serna-class's 25.6 meters.
How many crew members do the Osumi-class and Serna-class have?
The Osumi-class has a larger crew complement of 137 compared to the Serna-class's 5 crew members.
Which has been built in greater numbers, the Osumi-class or Serna-class?
The Serna-class has been built in greater numbers with 16 vessels compared to 3 vessels of the Osumi-class.