Los Angeles vs Alfa
Overview
The Los Angeles and the Alfa are both Submarine classes.
The Los Angeles displaces 6,082 tons — 2.6x the Alfa's 2,300 tons. The Los Angeles reaches 15 knots vs 12 knots for the Alfa. Operational range is 99,999 nautical miles for the Los Angeles vs 99,999 for the Alfa. The Los Angeles carries a crew of 129 vs 31 for the Alfa. Submerged displacement is 6,927 tons for the Los Angeles vs 3,200 tons for the Alfa. The Los Angeles can dive to 450 m compared to 400 m for the Alfa.
The Los Angeles was produced in 62 units vs 7 for the Alfa. The Los Angeles was commissioned in 1976, 5 years after the Alfa (1971).
| United States nuclear attack submarine, introduced in 1976, displaced 6,082 tons. | |
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| 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 |
| 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 |
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| Displacement | 2,300 tons ◉ |
| Maximum speed | 12.0 knots ◉ |
| Range | Unlimited ◉ |
| Length | 81.4 m ◉ |
| Beam | 9.5 m ◉ |
| Crew | 31 ◉ |
| Max depth | 400 m ◉ |
| Propulsion | OK-550 or BM-40A, 155-MWt Lead-bismuth cooled, beryllium-moderated reactor; 40,000 shp (30,000 kW) steam turbine, one shaft |
| Armament |
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Performance Radar Chart
Detailed Comparison
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Frequently Asked Questions
Which has greater displacement, the Los Angeles-class or Alfa-class?
The Los Angeles-class has greater displacement at 6,082 tons compared to the Alfa-class's 2,300 tons.
Which is faster, the Los Angeles-class or Alfa-class?
The Los Angeles-class is faster with a maximum speed of 15 knots compared to the Alfa-class's 12 knots.
Which has longer range, the Los Angeles-class or Alfa-class?
Both the Los Angeles-class and Alfa-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Los Angeles-class or Alfa-class?
The Los Angeles-class is longer at 110.0 meters compared to the Alfa-class's 81.4 meters.
How many crew members do the Los Angeles-class and Alfa-class have?
The Los Angeles-class has a larger crew complement of 129 compared to the Alfa-class's 31 crew members.
Which can dive deeper, the Los Angeles-class or Alfa-class?
The Los Angeles-class can dive deeper with a maximum depth of 450 meters compared to the Alfa-class's 400 meters.
Which has been built in greater numbers, the Los Angeles-class or Alfa-class?
The Los Angeles-class has been built in greater numbers with 62 vessels compared to 7 vessels of the Alfa-class.