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Romeo vs Sjoormen

Romeo submarine side profile drawing
🇷🇺 Romeo
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Specifications
Romeo Sjoormen
Origin 🇷🇺 Ex-USSR 🇸🇬 Singapore
Category Submarine Submarine
Type Diesel-electric submarine Submarine
Manufacturer Krasnoye Sormovo Shipyard Kockums
Year introduced 1957 1968
Number built 133 units 5 units
Estimated unit price NA NA
Displacement 1,475 tons 1,075 tons
Maximum speed 15.0 knots 15.0 knots
Range 9,000 nm at 9 knots NA
Length 76.6 m 51.0 m
Beam 6.7 m 6.1 m
Crew 54 23
Max depth NA 150 m
Performance Radar Chart
Armament & Systems
Romeo Sjoormen
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
  • 4 × 533 mm (21 in) torpedo tubes
  • 2 × 400 mm (16 in) torpedo tubes
  • Mines
Propulsion Two diesels delivering 2.94 MW (4000 shp) with two electric motors driving two shafts. 2 × Pielstick diesel, 1 × ASEA electric motor, 1 shaft, 2,200 brake horsepower (1,600 kW)

Overview

The Romeo and the Sjoormen are both Submarine classes.

Displacement is 1,475 tons for the Romeo vs 1,075 tons for the Sjoormen. The Romeo reaches 15 knots vs 15 knots for the Sjoormen. The Romeo carries a crew of 54 vs 23 for the Sjoormen. Submerged displacement is 1,830 tons for the Romeo vs 1,400 tons for the Sjoormen.

The Romeo was produced in 133 units vs 5 for the Sjoormen. The Romeo was commissioned in 1957, 11 years before the Sjoormen (1968).

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Frequently Asked Questions

Which has greater displacement, the Romeo-class or Sjoormen-class?
The Romeo-class has greater displacement at 1,475 tons compared to the Sjoormen-class's 1,075 tons.
Which is faster, the Romeo-class or Sjoormen-class?
The Sjoormen-class is faster with a maximum speed of 15 knots compared to the Romeo-class's 15 knots.
Which has longer range, the Romeo-class or Sjoormen-class?
The Romeo-class has a longer range at 9,000 nautical miles compared to the Sjoormen-class's 0 nautical miles.
Which is longer, the Romeo-class or Sjoormen-class?
The Romeo-class is longer at 76.6 meters compared to the Sjoormen-class's 51.0 meters.
How many crew members do the Romeo-class and Sjoormen-class have?
The Romeo-class has a larger crew complement of 54 compared to the Sjoormen-class's 23 crew members.
Which has been built in greater numbers, the Romeo-class or Sjoormen-class?
The Romeo-class has been built in greater numbers with 133 vessels compared to 5 vessels of the Sjoormen-class.