Papa vs Romeo

The Papa and the Romeo are both Submarine classes. The Papa displaces 5,197 tons — 3.5x the Romeo's 1,475 tons. The Papa reaches 25 knots vs 15 knots for the Romeo. Operational range is 99,999 nautical miles for the Papa vs 9,000 for the Romeo. The Papa carries a crew of 82 vs 54 for the Romeo. Submerged displacement is 7,000 tons for the Papa vs 1,830 tons for the Romeo. The Papa was produced in 1 units vs 133 for the Romeo. The Papa was commissioned in 1970, 13 years after the Romeo (1957).

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 unit
Estimated unit price NA
Ex-USSR diesel-electric submarine, introduced in 1957, with 133 units built.
Profile of Romeo
Origin 🇨🇳 Ex-USSR
Category Submarine
Type Diesel-electric submarine
Manufacturer Krasnoye Sormovo Shipyard
Year introduced 1957
Number built 133 units
Estimated unit price NA
Displacement 5,197 tons
Maximum speed 25.0 knots
Range Unlimited
Length 106.9 m
Beam 11.5 m
Crew 82
Max depth 400 m
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
Displacement 1,475 tons
Maximum speed 15.0 knots
Range 9,000 nm at 9 knots
Length 76.6 m
Beam 6.7 m
Crew 54
Max depth NA
Propulsion Two diesels delivering 2.94 MW (4000 shp) with two electric motors driving two shafts.
Armament
  • 8 × 533 mm (21 in) torpedo tubes (six bow, two stern)
  • 14 × 533 mm (21 in) anti-ship or anti-submarine torpedoes (including Yu-4 and Yu-1)
  • 28 mines

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Papa-class or Romeo-class?
The Papa-class has greater displacement at 5,197 tons compared to the Romeo-class's 1,475 tons.
Which is faster, the Papa-class or Romeo-class?
The Papa-class is faster with a maximum speed of 25 knots compared to the Romeo-class's 15 knots.
Which has longer range, the Papa-class or Romeo-class?
The Papa-class is nuclear-powered with unlimited range, while the Romeo-class has a range of 9,000 nautical miles.
Which is longer, the Papa-class or Romeo-class?
The Papa-class is longer at 106.9 meters compared to the Romeo-class's 76.6 meters.
How many crew members do the Papa-class and Romeo-class have?
The Papa-class has a larger crew complement of 82 compared to the Romeo-class's 54 crew members.
Which has been built in greater numbers, the Papa-class or Romeo-class?
The Romeo-class has been built in greater numbers with 133 vessels compared to 1 vessels of the Papa-class.