Echo vs Papa

Ex-USSR nuclear-powered cruise-missile submarine, introduced in 1960, built with two pressurized water-cooled reactors.
Profile of Echo
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
Ex-USSR submarine, introduced in 1970, displaces 5,197 tons, propelled by two nuclear reactors.
Profile of Papa
Origin 🇨🇳 Ex-USSR
Category Submarine
Type Nuclear-powered cruise-missile submarine
Manufacturer Sevmash
Year introduced 1970
Number built 1 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 â—‰
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 5,197 tons â—‰
Maximum speed 25.0 knots â—‰
Range 99,999 nm â—‰
Length 106.9 m â—‰
Beam 11.5 m â—‰
Crew 82 â—‰
Max depth 400 m â—‰
Propulsion 2 × VM-5 nuclear reactors; 2 × shafts; 2 × steam turbines producing 80,000 PS (59,000 kW)
Armament
  • 10 × SS-N-7 Starbright (P-70) cruise missiles
  • 4 × 533 mm (21 in) bow torpedo tubes

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Echo-class or Papa-class?
The Papa-class has greater displacement at 5,197 tons compared to the Echo-class's 4,486 tons.
Which is faster, the Echo-class or Papa-class?
The Papa-class is faster with a maximum speed of 25 knots compared to the Echo-class's 15 knots.
Which has longer range, the Echo-class or Papa-class?
The Papa-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 Papa-class?
The Echo-class is longer at 115.4 meters compared to the Papa-class's 106.9 meters.
How many crew members do the Echo-class and Papa-class have?
The Echo-class has a larger crew complement of 109 compared to the Papa-class's 82 crew members.
Which can dive deeper, the Echo-class or Papa-class?
The Papa-class can dive deeper with a maximum depth of 400 meters compared to the Echo-class's 300 meters.
Which has been built in greater numbers, the Echo-class or Papa-class?
The Echo-class has been built in greater numbers with 34 vessels compared to 1 vessels of the Papa-class.