Echo vs Halibut

Ex-USSR nuclear-powered cruise-missile submarine, introduced in 1960, built with two pressurized water-cooled reactors.
Origin 🇨🇳 Ex-USSR
Category Submarine
Type Nuclear-powered cruise-missile submarine
Manufacturer Komsomolsk-on-Amur, shipyard No. 199
Year introduced 1960
Number built 34 units
Estimated unit price NA
American nuclear-powered submarine, introduced in 1960, propelled by a 7300 shp S3W reactor.
Origin 🇺🇸 United States
Category Submarine
Type Nuclear-powered guided missile submarine
Manufacturer Mare Island Naval Shipyard
Year introduced 1960
Number built -- units
Estimated unit price NA
Displacement 4,486 tons â—‰
Maximum speed 15.0 knots â—‰
Range 30,000 nm â—‰
Length 115.4 m â—‰
Beam 9.3 m â—‰
Crew 109 â—‰
Max depth 300 m
Propulsion 2 pressurized water-cooled reactors 70,000 hp (52 MW) each, 2 steam turbines, 2 shafts
Armament
  • 8 × P-6 cruise missiles
  • 4 × 533 mm (21 in) bow torpedo tubes
  • 2 × 400 mm (16 in) stern torpedo tubes
Displacement 3,655 tons â—‰
Maximum speed 15.0 knots â—‰
Range 99,999 nm â—‰
Length 110.0 m â—‰
Beam 8.8 m â—‰
Crew 97 â—‰
Max depth NA
Propulsion S3W reactor, 7300 shp; two turbines, two shafts
Armament
  • 1 Regulus missile launcher (5 x Regulus I or 2 x Regulus II missiles)
  • 6 x 21 inch (533 mm) torpedo tubes (four forward, two aft)

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Echo-class or Halibut-class?
The Echo-class has greater displacement at 4,486 tons compared to the Halibut-class's 3,655 tons.
Which is faster, the Echo-class or Halibut-class?
The Halibut-class is faster with a maximum speed of 15 knots compared to the Echo-class's 15 knots.
Which has longer range, the Echo-class or Halibut-class?
The Halibut-class is nuclear-powered with unlimited range, while the Echo-class has a range of 30,000 nautical miles.
Which is longer, the Echo-class or Halibut-class?
The Echo-class is longer at 115.4 meters compared to the Halibut-class's 110.0 meters.
How many crew members do the Echo-class and Halibut-class have?
The Echo-class has a larger crew complement of 109 compared to the Halibut-class's 97 crew members.