Astute vs Trafalgar
| British nuclear-powered submarine, 7,400 tons displacement, entered service in 2010. | |
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| Origin | 🇬🇧 United Kingdom |
| Category | Submarine |
| Type | Nuclear-powered attack submarine |
| Manufacturer | BAE Systems Submarines |
| Year introduced | 2010 |
| Number built | 6 units |
| Estimated unit price | $2,112 million |
| British submarine, 4,800 tons displacement, powered by a Rolls-Royce PWR1 nuclear reactor. | |
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| Origin | 🇬🇧 United Kingdom |
| Category | Submarine |
| Type | Nuclear-powered fleet submarines |
| Manufacturer | Vickers Shipbuilding and Engineering |
| Year introduced | 1983 |
| Number built | 7 units |
| Estimated unit price | $573 million |
| Displacement | 7,400 tons â—‰ |
| Maximum speed | 10.0 knots â—‰ |
| Range | 99,999 nm â—‰ |
| Length | 97.0 m â—‰ |
| Beam | 11.3 m â—‰ |
| Crew | 98 â—‰ |
| Max depth | 300 m â—‰ |
| Propulsion | 1 × Rolls-Royce PWR2 nuclear reactor; MTU 600 kilowatt diesel generators |
| Armament |
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| Displacement | 4,800 tons â—‰ |
| Maximum speed | 20.0 knots â—‰ |
| Range | 99,999 nm â—‰ |
| Length | 85.4 m â—‰ |
| Beam | 9.8 m â—‰ |
| Crew | 130 â—‰ |
| Max depth | 300 m â—‰ |
| Propulsion | 1 × Rolls-Royce PWR1 nuclear reactor, 2 × GEC steam turbines, 2 × WH Allen turbo generators (3.2 MW), 2 × Paxman diesel generators (2.1 MW), 1 × pump jet propulsor, 1 × motor for emergency drive, 1 × auxiliary retractable prop |
| Armament |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Astute-class or Trafalgar-class?
The Astute-class has greater displacement at 7,400 tons compared to the Trafalgar-class's 4,800 tons.
Which is faster, the Astute-class or Trafalgar-class?
The Trafalgar-class is faster with a maximum speed of 20 knots compared to the Astute-class's 10 knots.
Which has longer range, the Astute-class or Trafalgar-class?
Both the Astute-class and Trafalgar-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Astute-class or Trafalgar-class?
The Astute-class is longer at 97.0 meters compared to the Trafalgar-class's 85.4 meters.
How many crew members do the Astute-class and Trafalgar-class have?
The Trafalgar-class has a larger crew complement of 130 compared to the Astute-class's 98 crew members.
Which can dive deeper, the Astute-class or Trafalgar-class?
The Trafalgar-class can dive deeper with a maximum depth of 300 meters compared to the Astute-class's 300 meters.
Which is more expensive, the Astute-class or Trafalgar-class?
The Astute-class is more expensive at approximately $2.1 billion per unit compared to the Trafalgar-class at $573 million.
Which has been built in greater numbers, the Astute-class or Trafalgar-class?
The Trafalgar-class has been built in greater numbers with 7 vessels compared to 6 vessels of the Astute-class.