Los Angeles vs Romeo

The Los Angeles and the Romeo are both Submarine classes. The Los Angeles displaces 6,082 tons — 4.1x the Romeo's 1,475 tons. The Los Angeles reaches 15 knots vs 15 knots for the Romeo. Operational range is 99,999 nautical miles for the Los Angeles vs 9,000 for the Romeo. The Los Angeles carries a crew of 129 vs 54 for the Romeo. Submerged displacement is 6,927 tons for the Los Angeles vs 1,830 tons for the Romeo. The Los Angeles was produced in 62 units vs 133 for the Romeo. The Los Angeles was commissioned in 1976, 19 years after the Romeo (1957).

United States nuclear attack submarine, introduced in 1976, displaced 6,082 tons.
Profile of Los Angeles
Origin 🇺🇸 United States
Category Submarine
Type Nuclear attack submarine
Manufacturer Newport News Shipbuilding
Year introduced 1976
Number built 62 units
Estimated unit price $900 million
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 6,082 tons
Maximum speed 15.0 knots
Range Unlimited
Length 110.0 m
Beam 10.0 m
Crew 129
Max depth 450 m
Propulsion 1 × S6G nuclear reactor (150–165 MW), 2 × steam turbines (30,000–33,500) shp, 1 × shaft, 1 × secondary propulsion motor 325 hp (242 kW)
Armament
  • 4 × 21 in (533 mm) torpedo tubes
  • 37 × Mk 48 torpedo
  • Tomahawk land attack missile
  • Harpoon anti-ship missile
  • Mk 67 mobile mines
  • Mk 60 CAPTOR mines
  • 12-tube VLS (FLTII and 688i FLTIII)
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 Los Angeles-class or Romeo-class?
The Los Angeles-class has greater displacement at 6,082 tons compared to the Romeo-class's 1,475 tons.
Which is faster, the Los Angeles-class or Romeo-class?
The Romeo-class is faster with a maximum speed of 15 knots compared to the Los Angeles-class's 15 knots.
Which has longer range, the Los Angeles-class or Romeo-class?
The Los Angeles-class is nuclear-powered with unlimited range, while the Romeo-class has a range of 9,000 nautical miles.
Which is longer, the Los Angeles-class or Romeo-class?
The Los Angeles-class is longer at 110.0 meters compared to the Romeo-class's 76.6 meters.
How many crew members do the Los Angeles-class and Romeo-class have?
The Los Angeles-class has a larger crew complement of 129 compared to the Romeo-class's 54 crew members.
Which has been built in greater numbers, the Los Angeles-class or Romeo-class?
The Romeo-class has been built in greater numbers with 133 vessels compared to 62 vessels of the Los Angeles-class.