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Foxtrot vs Narwhal

Foxtrot vs Narwhal at a glance — displacement 1,983 vs 5,027 tons, length 89 vs 95 m, speed 16 vs 20 knots, crew 78 vs 107.

Foxtrot submarine side profile drawing
🇷🇺 Foxtrot
Specifications
Foxtrot Narwhal
Origin 🇷🇺 Ex-USSR 🇺🇸 United States
Category Submarine Submarine
Type Diesel-electric submarine Nuclear-powered attack submarine
Manufacturer Sudomekh General Dynamics Electric Boat
Year introduced 1958 1969
Number built 75 units 1 unit
Estimated unit price NA NA
Displacement 1,983 tons 5,027 tons
Maximum speed 16.0 knots 20.0 knots
Range 20,000 nm at 8 knots Unlimited
Length 89.9 m 95.9 m
Beam 7.4 m 10.0 m
Crew 78 107
Max depth 296 m 400 m
Performance Radar Chart
Armament & Systems
Foxtrot Narwhal
Armament
  • 10 x torpedo tubes (6 bow, 4 stern)
  • 22 torpedoes
  • 4 × 21 in (533 mm) torpedo tubes
  • SUBROC
  • Mark 37 torpedoes
  • Mark 45 torpedoes
  • Mark 48 ADCAP torpedoes
  • Mines
  • Tomahawk missiles
  • Harpoon missiles
Propulsion 3 × Kolomna 2D42M 2,000 hp (1,500 kW) diesel engines; 3 × Electric motors (two 1,350 hp and one 2,700 hp); 1 × 180 hp auxiliary motor; 3 shafts 1 × S5G pressurized water reactor; 1 × steam turbine, 17,000 shp (13,000 kW); 1 shaft
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Frequently Asked Questions

Which has greater displacement, the Foxtrot-class or Narwhal-class?
The Narwhal-class has greater displacement at 5,027 tons compared to the Foxtrot-class's 1,983 tons.
Which is faster, the Foxtrot-class or Narwhal-class?
The Narwhal-class is faster with a maximum speed of 20 knots compared to the Foxtrot-class's 16 knots.
Which has longer range, the Foxtrot-class or Narwhal-class?
The Narwhal-class is nuclear-powered with unlimited range, while the Foxtrot-class has a range of 20,000 nautical miles.
Which is longer, the Foxtrot-class or Narwhal-class?
The Narwhal-class is longer at 95.9 meters compared to the Foxtrot-class's 89.9 meters.
How many crew members do the Foxtrot-class and Narwhal-class have?
The Narwhal-class has a larger crew complement of 107 compared to the Foxtrot-class's 78 crew members.
Which can dive deeper, the Foxtrot-class or Narwhal-class?
The Narwhal-class can dive deeper with a maximum depth of 400 meters compared to the Foxtrot-class's 296 meters.
Which has been built in greater numbers, the Foxtrot-class or Narwhal-class?
The Foxtrot-class has been built in greater numbers with 75 vessels compared to 1 vessels of the Narwhal-class.