Romeo vs S-80 Plus

The Romeo and the S-80 Plus are both Submarine classes. Displacement is 1,475 tons for the Romeo vs 2,695 tons for the S-80 Plus. The Romeo reaches 15 knots vs 12 knots for the S-80 Plus. Operational range is 9,000 nautical miles for the Romeo vs 4,320 for the S-80 Plus. The Romeo carries a crew of 54 vs 32 for the S-80 Plus. Submerged displacement is 1,830 tons for the Romeo vs 2,965 tons for the S-80 Plus. The Romeo was produced in 133 units vs 2 for the S-80 Plus. The Romeo was commissioned in 1957, 66 years before the S-80 Plus (2023).

Ex-USSR diesel-electric submarine, introduced in 1957, with 133 units built.
Origin 🇨🇳 Ex-USSR
Category Submarine
Type Diesel-electric submarine
Manufacturer Krasnoye Sormovo Shipyard
Year introduced 1957
Number built 133 units
Estimated unit price NA
Spanish submarine, introduced in 2023, reaches speeds of 12 knots using air-independent propulsion.
Origin 🇪🇸 Spain
Category Submarine
Type Submarine with air-independent propulsion
Manufacturer Navantia
Year introduced 2023
Number built 2 units
Estimated unit price $1,041 million
Displacement 1,475 tons â—‰
Maximum speed 15.0 knots â—‰
Range 9,000 nm at 9 knots â—‰
Length 76.6 m â—‰
Beam 6.7 m â—‰
Crew 54 â—‰
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
Displacement 2,695 tons â—‰
Maximum speed 12.0 knots â—‰
Range 4,320 nm â—‰
Length 81.1 m â—‰
Beam 11.7 m â—‰
Crew 32 â—‰
Max depth 460 m
Propulsion 1 shaft Etanol-AIP; 3 bio-ethanol engines (3 × 1,200 kW) MTU-16V-396SE-85L; 1 electric motor (3,500 kW), 1 AIP fuel cell unit (300 kW); Vulkan couplings RATO-S G-561W
Armament
  • 6 × 533 mm torpedo tubes
  • DM2A4 Torpedoes
  • Mark 48 Torpedoes (option)
  • Black Shark Torpedoes (option)
  • Spearfish Torpedoes (option)
  • Torped 2000 Torpedoes (option)
  • UGM-84 Sub-Harpoon block II anti-ship missiles (option)
  • Exocet anti-ship missiles (option)
  • Joint Strike Missile (studies)
  • Tomahawk cruise missiles (option)
  • Cylindrical multi-influence mines
  • MINEA smart bottom mines

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Romeo-class or S-80 Plus-class?
The S-80 Plus-class has greater displacement at 2,695 tons compared to the Romeo-class's 1,475 tons.
Which is faster, the Romeo-class or S-80 Plus-class?
The Romeo-class is faster with a maximum speed of 15 knots compared to the S-80 Plus-class's 12 knots.
Which has longer range, the Romeo-class or S-80 Plus-class?
The Romeo-class has a longer range at 9,000 nautical miles compared to the S-80 Plus-class's 4,320 nautical miles.
Which is longer, the Romeo-class or S-80 Plus-class?
The S-80 Plus-class is longer at 81.0 meters compared to the Romeo-class's 76.6 meters.
How many crew members do the Romeo-class and S-80 Plus-class have?
The Romeo-class has a larger crew complement of 54 compared to the S-80 Plus-class's 32 crew members.
Which has been built in greater numbers, the Romeo-class or S-80 Plus-class?
The Romeo-class has been built in greater numbers with 133 vessels compared to 2 vessels of the S-80 Plus-class.