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Echo vs Skipjack

Echo vs Skipjack at a glance — displacement 4,486 vs 3,124 tons, length 115 vs 76 m, speed 15 vs 15 knots, crew 109 vs 93.

Echo submarine side profile drawing
🇷🇺 Echo
Specifications
Echo Skipjack
Origin 🇷🇺 Ex-USSR 🇺🇸 United States
Category Submarine Submarine
Type Nuclear-powered cruise missile submarine Nuclear-powered attack submarine
Manufacturer Komsomolsk-on-Amur, shipyard No. 199 General Dynamics Electric Boat
Year introduced 1960 1959
Number built 34 units 6 units
Estimated unit price NA $40 million
Displacement 4,486 tons 3,124 tons
Maximum speed 15.0 knots 15.0 knots
Range 30,000 nm Unlimited
Length 115.4 m 76.7 m
Beam 9.3 m 9.6 m
Crew 109 93
Max depth 300 m 210 m
Performance Radar Chart
Armament & Systems
Echo Skipjack
Armament
  • 8 × P-6 cruise missiles
  • 4 × 533 mm (21 in) bow torpedo tubes
  • 2 × 400 mm (16 in) stern torpedo tubes
  • 6 × 21-inch (533 mm) torpedo tubes (bow)
  • 24 × Mark 37, Mark 14, Mark 16, Mark 45 ASTOR nuclear, and/or Mark 48 torpedoes
Propulsion 2 pressurized water-cooled reactors 70,000 hp (52 MW) each, 2 steam turbines, 2 shafts 1 S5W reactor, geared steam turbines (15,000 shp (11,000 kW)), 1 shaft
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Frequently Asked Questions

Which has greater displacement, the Echo-class or Skipjack-class?
The Echo-class has greater displacement at 4,486 tons compared to the Skipjack-class's 3,124 tons.
Which is faster, the Echo-class or Skipjack-class?
The Skipjack-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 Skipjack-class?
The Skipjack-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 Skipjack-class?
The Echo-class is longer at 115.4 meters compared to the Skipjack-class's 76.7 meters.
How many crew members do the Echo-class and Skipjack-class have?
The Echo-class has a larger crew complement of 109 compared to the Skipjack-class's 93 crew members.
Which can dive deeper, the Echo-class or Skipjack-class?
The Echo-class can dive deeper with a maximum depth of 300 meters compared to the Skipjack-class's 210 meters.
Which has been built in greater numbers, the Echo-class or Skipjack-class?
The Echo-class has been built in greater numbers with 34 vessels compared to 6 vessels of the Skipjack-class.