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Harushio vs Oyashio

Harushio vs Oyashio at a glance — displacement 2,450 vs 2,750 tons, length 77 vs 81 m, speed 12 vs 12 knots, crew 75 vs 70.

Oyashio submarine side profile drawing
🇯🇵 Oyashio
Specifications
Harushio Oyashio
Origin 🇯🇵 Japan 🇯🇵 Japan
Category Submarine Submarine
Type Diesel-electric submarine Attack submarine
Manufacturer Mitsubishi Heavy Industries Kawasaki Shipbuilding Corporation
Year introduced 1990 1998
Number built 7 units 11 units
Estimated unit price NA NA
Displacement 2,450 tons 2,750 tons
Maximum speed 12.0 knots 12.0 knots
Length 77.4 m 81.7 m
Beam 10.5 m 8.9 m
Crew 75 70
Max depth 550 m NA
Performance Radar Chart
Armament & Systems
Harushio Oyashio
Armament
  • 6 x 533 mm (21 in) torpedo tubes
  • Type 89 torpedo
  • UGM-84 Harpoon
  • 6 × HU-605 21 in (533 mm) torpedo tubes
  • Type 89 torpedoes
  • UGM-84 Harpoon missiles
Propulsion 1-shaft diesel-electric; 2 Mitsubishi-MAN V8/v24-30 MATL diesel engines (1,750 bhp each), 2 alternators (1,850 kW each), 2 tandem Toshiba electric motors (7,220 shp) Diesel-electric: 2 Kawasaki 12V25S diesel engines, 2 Kawasaki alternators, 2 Toshiba motors; 3,400 hp (2,500 kW) surfaced, 7,750 hp (5,780 kW) submerged
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Frequently Asked Questions

Which has greater displacement, the Harushio-class or Oyashio-class?
The Oyashio-class has greater displacement at 2,750 tons compared to the Harushio-class's 2,450 tons.
Which is faster, the Harushio-class or Oyashio-class?
The Oyashio-class is faster with a maximum speed of 12 knots compared to the Harushio-class's 12 knots.
Which is longer, the Harushio-class or Oyashio-class?
The Oyashio-class is longer at 81.7 meters compared to the Harushio-class's 77.4 meters.
How many crew members do the Harushio-class and Oyashio-class have?
The Harushio-class has a larger crew complement of 75 compared to the Oyashio-class's 70 crew members.
Which has been built in greater numbers, the Harushio-class or Oyashio-class?
The Oyashio-class has been built in greater numbers with 11 vessels compared to 7 vessels of the Harushio-class.