Le Triomphant vs Vanguard

Overview

The Le Triomphant and the Vanguard are both Submarine classes.

Displacement is 12,640 tons for the Le Triomphant vs 15,900 tons for the Vanguard. The Le Triomphant reaches 15 knots vs 15 knots for the Vanguard. Operational range is 99,999 nautical miles for the Le Triomphant vs 99,999 for the Vanguard. The Le Triomphant carries a crew of 111 vs 135 for the Vanguard. Submerged displacement is 14,335 tons for the Le Triomphant vs 15,900 tons for the Vanguard. The Le Triomphant can dive to 400 m compared to 300 m for the Vanguard.

The Le Triomphant was produced in 4 units vs 4 for the Vanguard. Cost per hull is $3,100M for the Le Triomphant vs $4,800M for the Vanguard. The Le Triomphant was commissioned in 1997, 4 years after the Vanguard (1993).

French ballistic missile submarine, introduced in 1997, displaces 12,640 tons and carries nuclear missiles.
Profile of Le Triomphant
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.
Profile of Vanguard
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
Maximum speed 15.0 knots
Range Unlimited
Length 138.0 m
Beam 12.5 m
Crew 111
Max depth 400 m
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
Armament
  • 16 M45 or M51/51.3 missiles with six to ten TN 75 or TNO thermonuclear warheads
  • Four 533 mm (21 in) torpedo tubes for F17 torpedoes and Exocet SM39 anti-ship missiles
Displacement 15,900 tons
Maximum speed 15.0 knots
Range Unlimited
Length 149.9 m
Beam 12.8 m
Crew 135
Max depth 300 m
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)
Armament
  • 4 × 21-inch (533 mm) torpedo tubes for Spearfish heavyweight torpedoes
  • 16 × ballistic missile tubes for Lockheed Trident II D5 SLBMs

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.