Foxtrot vs Lafayette

The Foxtrot and the Lafayette are both Submarine classes. The Lafayette displaces 7,443 tons — 3.8x the Foxtrot's 1,983 tons. The Foxtrot reaches 16 knots vs 16 knots for the Lafayette. Operational range is 20,000 nautical miles for the Foxtrot vs 99,999 for the Lafayette. The Foxtrot carries a crew of 78 vs 140 for the Lafayette. Submerged displacement is 2,515 tons for the Foxtrot vs 8,383 tons for the Lafayette. The Lafayette can dive to 400 m compared to 296 m for the Foxtrot. The Foxtrot was produced in 75 units vs 9 for the Lafayette. The Foxtrot was commissioned in 1958, 5 years before the Lafayette (1963).

Ex-USSR submarine, 1958 introduction year, propelled by three diesel engines and three electric motors.
Origin 🇨🇳 Ex-USSR
Category Submarine
Type Diesel-electric patrol submarines
Manufacturer Sudomekh
Year introduced 1958
Number built 75 units
Estimated unit price NA
American submarine, introduced in 1963, displaced 7,443 tons and carried ballistic missiles.
Origin 🇺🇸 United States
Category Submarine
Type Nuclear-powered ballistic missile submarine
Manufacturer General Dynamics Electric Boat
Year introduced 1963
Number built 9 units
Estimated unit price NA
Displacement 1,983 tons
Maximum speed 16.0 knots
Range 20,000 nm at 8 knots
Length 89.9 m
Beam 7.4 m
Crew 78
Max depth 296 m
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
Armament
  • 10 x torpedo tubes (6 bow, 4 stern)
  • 22 torpedoes
Displacement 7,443 tons
Maximum speed 16.0 knots
Range Unlimited
Length 130.0 m
Beam 10.0 m
Crew 140
Max depth 400 m
Propulsion 1 × S5W PWR, 2 geared steam turbines (15,000 shp (11,000 kW)), 1 shaft
Armament
  • 16 Polaris A2/A3 or Poseidon C3 missiles
  • 4 × 21-inch (533 mm) torpedo tubes
  • 12 torpedoes

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Foxtrot-class or Lafayette-class?
The Lafayette-class has greater displacement at 7,443 tons compared to the Foxtrot-class's 1,983 tons.
Which is faster, the Foxtrot-class or Lafayette-class?
The Lafayette-class is faster with a maximum speed of 16 knots compared to the Foxtrot-class's 16 knots.
Which has longer range, the Foxtrot-class or Lafayette-class?
The Lafayette-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 Lafayette-class?
The Lafayette-class is longer at 130.0 meters compared to the Foxtrot-class's 89.9 meters.
How many crew members do the Foxtrot-class and Lafayette-class have?
The Lafayette-class has a larger crew complement of 140 compared to the Foxtrot-class's 78 crew members.
Which can dive deeper, the Foxtrot-class or Lafayette-class?
The Lafayette-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 Lafayette-class?
The Foxtrot-class has been built in greater numbers with 75 vessels compared to 9 vessels of the Lafayette-class.