Swiftsure vs Valiant / Churchill

Overview

The Swiftsure and the Valiant / Churchill are both Submarine classes.

Displacement is 4,400 tons for the Swiftsure vs 4,500 tons for the Valiant / Churchill. The Swiftsure reaches 20 knots vs 20 knots for the Valiant / Churchill. Operational range is 99,999 nautical miles for the Swiftsure vs 99,999 for the Valiant / Churchill. The Swiftsure carries a crew of 116 vs 103 for the Valiant / Churchill. Submerged displacement is 4,900 tons for the Swiftsure vs 5,000 tons for the Valiant / Churchill. The Swiftsure can dive to 300 m compared to 300 m for the Valiant / Churchill.

The Swiftsure was produced in 6 units vs 2 for the Valiant / Churchill. The Swiftsure was commissioned in 1973, 7 years after the Valiant / Churchill (1966).

Swiftsure

British nuclear-powered submarine, 4,400 tons displacement, propelled by shrouded pump-jet propulsors.
Origin 🇬🇧 United Kingdom
Category Submarine
Type Nuclear-powered fleet submarine
Manufacturer Vickers Shipbuilding and Engineering Ltd. (VSEL)
Year introduced 1973
Number built 6 units
Estimated unit price NA
View full Swiftsure details

Valiant / Churchill

British nuclear submarine, 4,500 tons displacement, propelled by a Rolls-Royce pressurised water reactor.
Origin 🇬🇧 United Kingdom
Category Submarine
Type Nuclear submarine
Manufacturer Vickers Armstrong
Year introduced 1966
Number built 2 units
Estimated unit price NA
View full Valiant / Churchill details

Swiftsure

Displacement 4,400 tons ◉
Maximum speed 20.0 knots ◉
Range Unlimited ◉
Length 82.9 m ◉
Beam 9.8 m ◉
Crew 116 ◉
Max depth 300 m ◉
Propulsion Nuclear Reactor, shrouded pump-jet propulsors
Armament
  • 5 x 21 inch (533 mm) torpedo tubes
  • Spearfish torpedoes
  • RN Sub Harpoon missiles
  • Tomahawk missiles

Valiant / Churchill

Displacement 4,500 tons ◉
Maximum speed 20.0 knots ◉
Range Unlimited ◉
Length 87.0 m ◉
Beam 10.1 m ◉
Crew 103 ◉
Max depth 300 m ◉
Propulsion 1 × Rolls-Royce pressurised water reactor, 2 × steam turbines, 1 shaft
Armament
  • 6 × 21 in (533 mm) bow torpedo tubes
  • 32 × Mark VIII and Tigerfish torpedoes
  • 64 × Mk.5 and Mk.6 mines
  • 26 × torpedoes
  • 6 × UGM-84B Harpoon Anti-ship missiles
  • Stonefish and Sea Urchin mines

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Swiftsure-class or Valiant / Churchill-class?
The Valiant / Churchill-class has greater displacement at 4,500 tons compared to the Swiftsure-class's 4,400 tons.
Which is faster, the Swiftsure-class or Valiant / Churchill-class?
The Valiant / Churchill-class is faster with a maximum speed of 20 knots compared to the Swiftsure-class's 20 knots.
Which has longer range, the Swiftsure-class or Valiant / Churchill-class?
Both the Swiftsure-class and Valiant / Churchill-class are nuclear-powered and have unlimited range, limited only by food supplies and crew endurance.
Which is longer, the Swiftsure-class or Valiant / Churchill-class?
The Valiant / Churchill-class is longer at 87.0 meters compared to the Swiftsure-class's 82.9 meters.
How many crew members do the Swiftsure-class and Valiant / Churchill-class have?
The Swiftsure-class has a larger crew complement of 116 compared to the Valiant / Churchill-class's 103 crew members.
Which can dive deeper, the Swiftsure-class or Valiant / Churchill-class?
The Valiant / Churchill-class can dive deeper with a maximum depth of 300 meters compared to the Swiftsure-class's 300 meters.
Which has been built in greater numbers, the Swiftsure-class or Valiant / Churchill-class?
The Swiftsure-class has been built in greater numbers with 6 vessels compared to 2 vessels of the Valiant / Churchill-class.

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