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Kilo vs Permit

Kilo vs Permit at a glance — displacement 2,325 vs 3,810 tons, length 72 vs 84 m, speed 17 vs 15 knots, crew 52 vs 112.

Kilo submarine side profile drawing
🇷🇺 Kilo
Specifications
Kilo Permit
Origin 🇷🇺 Ex-USSR 🇺🇸 United States
Category Submarine Submarine
Type Attack submarine Nuclear-powered attack submarine
Manufacturer Rubin Design Bureau Portsmouth Naval Shipyard
Year introduced 1980 1961
Number built 75 units 14 units
Estimated unit price $200 million NA
Displacement 2,325 tons 3,810 tons
Maximum speed 17.0 knots 15.0 knots
Range 6,000 nm at 7 knots Unlimited
Length 72.6 m 84.9 m
Beam 9.9 m 9.6 m
Crew 52 112
Max depth 300 m 400 m
Performance Radar Chart
Armament & Systems
Kilo Permit
Armament
  • 6 × 533 mm (21 in) torpedo tubes
  • 18 torpedoes
  • 4 Kalibr/Club land-attack cruise missile, anti-ship missile and anti-submarine missile
  • 24 mines
  • 8 9K34 Strela-3 (SA-N-8 Gremlin) or 8 9K310 Igla-1 (SA-N-10 Gimlet) surface-to-air missiles
  • 4 × 21 inch (533 mm) torpedo tubes amidships
  • 12-18 × Mark 37 torpedoes (later Mark 48s)
  • 4-6 × UUM-44 SUBROC anti-submarine missiles
  • 4 × UGM-84 Harpoon anti-ship missiles
Propulsion Diesel-electric propulsion, 2 × 1000 kW diesel generators, 1 × 5,500–6,800 shp propulsion motor, 1 × fixed-pitch 6-bladed or 7-bladed propeller 1 S5W PWR, 2 steam turbines, 15,000 shp (11 MW), 1 shaft
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Frequently Asked Questions

Which has greater displacement, the Kilo-class or Permit-class?
The Permit-class has greater displacement at 3,810 tons compared to the Kilo-class's 2,325 tons.
Which is faster, the Kilo-class or Permit-class?
The Kilo-class is faster with a maximum speed of 17 knots compared to the Permit-class's 15 knots.
Which has longer range, the Kilo-class or Permit-class?
The Permit-class is nuclear-powered with unlimited range, while the Kilo-class has a range of 6,000 nautical miles.
Which is longer, the Kilo-class or Permit-class?
The Permit-class is longer at 84.9 meters compared to the Kilo-class's 72.6 meters.
How many crew members do the Kilo-class and Permit-class have?
The Permit-class has a larger crew complement of 112 compared to the Kilo-class's 52 crew members.
Which can dive deeper, the Kilo-class or Permit-class?
The Permit-class can dive deeper with a maximum depth of 400 meters compared to the Kilo-class's 300 meters.
Which has been built in greater numbers, the Kilo-class or Permit-class?
The Kilo-class has been built in greater numbers with 75 vessels compared to 14 vessels of the Permit-class.