Le Triomphant vs Vanguard
| French ballistic missile submarine, introduced in 1997, displaces 12,640 tons and carries nuclear missiles. | |
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| Origin | 🇫🇷 France |
| Category | Submarine |
| Type | Ballistic missile submarine |
| Manufacturer | DCNS |
| Year introduced | 1997 |
| Number built | 4 units |
| Estimated unit price | $3,100 million |
| British submarine, introduced in 1993, propelled by a Rolls-Royce PWR2 nuclear reactor. | |
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| Origin | 🇬🇧 United Kingdom |
| Category | Submarine |
| Type | Nuclear-powered ballistic missile submarine |
| Manufacturer | Vickers Shipbuilding and Engineering |
| Year introduced | 1993 |
| Number built | 4 units |
| Estimated unit price | $4,800 million |
| Displacement | 12,640 tons â—‰ |
| Maximum speed | 15.0 knots â—‰ |
| Range | 99,999 nm â—‰ |
| Length | 138.0 m â—‰ |
| Beam | 12.5 m â—‰ |
| Crew | 111 â—‰ |
| Max depth | 400 m â—‰ |
| Propulsion | K15 pressurized water reactor 150 MWth with turboreductor pump-to-shaft system of 30,5 MW; two emergency diesel-powered generators SEMT Pielstick 8PA4V200 SM (700 kW (940 hp)) auxiliaries |
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| Displacement | 15,900 tons â—‰ |
| Maximum speed | 15.0 knots â—‰ |
| Range | 99,999 nm â—‰ |
| Length | 149.9 m â—‰ |
| Beam | 12.8 m â—‰ |
| Crew | 135 â—‰ |
| Max depth | 300 m â—‰ |
| Propulsion | 1 × Rolls-Royce PWR2 nuclear reactor, 2 × GEC turbines; 27,500 shp (20.5 MW), 1 × shaft, pump jet propulsor, 2 × auxiliary retractable propulsion motors, 2 × Allen turbo generators (6 MW), 2 × Paxman diesel alternators; 2,700 shp (2.0 MW) |
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Performance Radar Chart
Frequently Asked Questions
Which has greater displacement, the Le Triomphant-class or Vanguard-class?
The Vanguard-class has greater displacement at 15,900 tons compared to the Le Triomphant-class's 12,640 tons.
Which is faster, the Le Triomphant-class or Vanguard-class?
The Vanguard-class is faster with a maximum speed of 15 knots compared to the Le Triomphant-class's 15 knots.
Which has longer range, the Le Triomphant-class or Vanguard-class?
Both the Le Triomphant-class and Vanguard-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Le Triomphant-class or Vanguard-class?
The Vanguard-class is longer at 149.9 meters compared to the Le Triomphant-class's 138.0 meters.
How many crew members do the Le Triomphant-class and Vanguard-class have?
The Vanguard-class has a larger crew complement of 135 compared to the Le Triomphant-class's 111 crew members.
Which can dive deeper, the Le Triomphant-class or Vanguard-class?
The Le Triomphant-class can dive deeper with a maximum depth of 400 meters compared to the Vanguard-class's 300 meters.
Which is more expensive, the Le Triomphant-class or Vanguard-class?
The Vanguard-class is more expensive at approximately $4.8 billion per unit compared to the Le Triomphant-class at $3.1 billion.
Which has been built in greater numbers, the Le Triomphant-class or Vanguard-class?
Both the Le Triomphant-class and Vanguard-class have been built in equal numbers with 4 vessels each.