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Foxtrot vs Alfa

Foxtrot vs Alfa at a glance — displacement 1,983 vs 2,300 tons, length 89 vs 81 m, speed 16 vs 12 knots, crew 78 vs 31.

Foxtrot submarine side profile drawing
🇷🇺 Foxtrot
Alfa submarine side profile drawing
🇷🇺 Alfa
Specifications
Foxtrot Alfa
Origin 🇷🇺 Ex-USSR 🇷🇺 Ex-USSR
Category Submarine Submarine
Type Diesel-electric submarine Nuclear-powered attack submarine
Manufacturer Sudomekh Admiralty yard, Leningrad
Year introduced 1958 1971
Number built 75 units 7 units
Estimated unit price NA NA
Displacement 1,983 tons 2,300 tons
Maximum speed 16.0 knots 12.0 knots
Range 20,000 nm at 8 knots Unlimited
Length 89.9 m 81.4 m
Beam 7.4 m 9.5 m
Crew 78 31
Max depth 296 m 400 m
Performance Radar Chart
Armament & Systems
Foxtrot Alfa
Armament
  • 10 x torpedo tubes (6 bow, 4 stern)
  • 22 torpedoes
  • 6 x 533 mm torpedo tubes
  • 18 SET-65 or 53-65K torpedoes
  • 20 VA-111 Shkval torpedoes
  • 24 mines
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 OK-550 or BM-40A, 155-MWt Lead-bismuth cooled, beryllium-moderated reactor; 40,000 shp (30,000 kW) steam turbine, one shaft
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Frequently Asked Questions

Which has greater displacement, the Foxtrot-class or Alfa-class?
The Alfa-class has greater displacement at 2,300 tons compared to the Foxtrot-class's 1,983 tons.
Which is faster, the Foxtrot-class or Alfa-class?
The Foxtrot-class is faster with a maximum speed of 16 knots compared to the Alfa-class's 12 knots.
Which has longer range, the Foxtrot-class or Alfa-class?
The Alfa-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 Alfa-class?
The Foxtrot-class is longer at 89.9 meters compared to the Alfa-class's 81.4 meters.
How many crew members do the Foxtrot-class and Alfa-class have?
The Foxtrot-class has a larger crew complement of 78 compared to the Alfa-class's 31 crew members.
Which can dive deeper, the Foxtrot-class or Alfa-class?
The Alfa-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 Alfa-class?
The Foxtrot-class has been built in greater numbers with 75 vessels compared to 7 vessels of the Alfa-class.