Echo vs Papa
| Ex-USSR nuclear-powered cruise-missile submarine, introduced in 1960, built with two pressurized water-cooled reactors. | |
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| 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 |
| 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 |
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| 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 |
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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.