Dreadnought vs Le Triomphant
Dreadnought vs Le Triomphant at a glance — length 153 vs 138 m, speed 20 vs 15 knots, crew 130 vs 111.
Specifications
|
Dreadnought |
Le Triomphant |
| Origin |
🇬🇧 United Kingdom |
🇫🇷 France |
| Category |
Submarine |
Submarine |
| Type |
Nuclear-powered ballistic missile submarine |
Nuclear-powered ballistic missile submarine |
| Manufacturer |
BAE Systems Submarines, Barrow-in-Furness |
DCN |
| Year introduced |
2032 |
1997 |
| Number built |
4 units |
4 units |
| Estimated unit price |
NA |
$3,100 million |
| Displacement |
NA |
12,640 tons |
| Maximum speed |
20.0 knots |
15.0 knots |
| Range |
NA |
Unlimited |
| Length |
153.6 m |
138.0 m |
| Beam |
NA |
12.5 m |
| Crew |
130 |
111 |
| Max depth |
NA |
400 m |
Armament & Systems
|
Dreadnought |
Le Triomphant |
| Armament |
- 12 × missile tubes for Trident II D5 ballistic missiles
- 4 × 533 mm torpedo tubes with Spearfish heavyweight torpedoes
|
- 16 M51 (M51.2 / M51.3) submarine-launched ballistic missiles with TNO thermonuclear warheads; M45 on the first three boats until their M51 conversion
- Four 533 mm (21 in) torpedo tubes for F21 heavyweight torpedoes and Exocet SM39 anti-ship missiles (18 weapons)
|
| Propulsion |
Rolls-Royce PWR3 nuclear reactor, turbo-electric drive, pump-jet |
K15 PWR (150 MWth), turbines, 30.5 MW to one shaft, pump-jet; 2 Pielstick diesel-alternators |
Detailed Comparison
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Former operators · 4 built
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Which is faster, the Dreadnought-class or Le Triomphant-class?
The Dreadnought-class is faster with a maximum speed of 20 knots compared to the Le Triomphant-class's 15 knots.
Which is longer, the Dreadnought-class or Le Triomphant-class?
The Dreadnought-class is longer at 153.6 meters compared to the Le Triomphant-class's 138.0 meters.
How many crew members do the Dreadnought-class and Le Triomphant-class have?
The Dreadnought-class has a larger crew complement of 130 compared to the Le Triomphant-class's 111 crew members.
Which has been built in greater numbers, the Dreadnought-class or Le Triomphant-class?
Both the Dreadnought-class and Le Triomphant-class have been built in equal numbers with 4 vessels each.
