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Leander vs Type 21

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Specifications
Leander Type 21
Origin 🇬🇧 United Kingdom 🇬🇧 United Kingdom
Category Frigate Frigate
Type Frigate Frigate
Manufacturer Harland & Wolff Ltd Yarrow Shipbuilders
Year introduced 1963 1974
Number built 26 units 8 units
Estimated unit price NA $60 million
Displacement 2,350 tons 3,250 tons
Maximum speed 27.0 knots 37.0 knots
Range 4,000 nm at 15 knots 4,000 nm at 1200 knots
Length 113.4 m 117.0 m
Beam 12.5 m 12.7 m
Crew 260 177
Performance Radar Chart
Armament & Systems
Leander Type 21
Armament
  • 2 x 4.5-inch guns (1 x twin mounting Mk6)
  • 1 x Seacat surface-to-air missile launcher
  • 2 x 20mm guns (single mountings)
  • 2 x 40mm Mk VII Bofors (single mountings)
  • 1 x ASW Limbo mortar
  • 1 x Ikara Anti-submarine missile Launcher
  • 4 x MM.38 Exocet anti-ship missile launchers
  • 1 x sextuple GWS.25 launcher with 30 Sea Wolf SAMs
  • 2 x triple 324 mm STWS-1 tubes for Mk 46 and Stingray ASW torpedoes
  • 1 × 4.5 in (114 mm) Vickers Mark 8 gun
  • 2 × 20 mm Oerlikon guns (later 4)
  • 1 × 4-rail launcher for GWS-24 Sea Cat
  • 2 × 8-barrelled Knebworth Corvus countermeasures launchers
  • 4 × launchers for MM38 Exocet surface-surface missiles
  • 2 × 12.75 in (324 mm) 3-tube STWS-1 anti-submarine torpedo launchers
  • TKWA/MASS (Multi Ammunition Softkill System)
  • 2 x 4-cell Harpoon missile launchers
  • 1 x 6-cell LY-60N Hunting Eagle SAM launcher
  • 1 × Vulcan Phalanx 20mm CIWS
Propulsion 2 Babcock & Wilcox oil-fired boilers, geared steam turbines, 22,370 kilowatts (30,000 hp), 2 shafts COGOG on 2 shafts; 2 × Tyne cruise turbines: 8,500 shp (6,300 kW); 2 × Olympus boost turbines: 50,000 shp (37,000 kW)

Overview

The Leander and the Type 21 are both Frigate classes.

Displacement is 2,350 tons for the Leander vs 3,250 tons for the Type 21. The Leander reaches 27 knots vs 37 knots for the Type 21. Operational range is 4,000 nautical miles for the Leander vs 4,000 for the Type 21. The Leander carries a crew of 260 vs 177 for the Type 21.

The Leander was produced in 26 units vs 8 for the Type 21. The Leander was commissioned in 1963, 11 years before the Type 21 (1974).

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Frequently Asked Questions

Which has greater displacement, the Leander-class or Type 21-class?
The Type 21-class has greater displacement at 3,250 tons compared to the Leander-class's 2,350 tons.
Which is faster, the Leander-class or Type 21-class?
The Type 21-class is faster with a maximum speed of 37 knots compared to the Leander-class's 27 knots.
Which has longer range, the Leander-class or Type 21-class?
The Type 21-class has a longer range at 4,000 nautical miles compared to the Leander-class's 4,000 nautical miles.
Which is longer, the Leander-class or Type 21-class?
The Type 21-class is longer at 117.0 meters compared to the Leander-class's 113.4 meters.
How many crew members do the Leander-class and Type 21-class have?
The Leander-class has a larger crew complement of 260 compared to the Type 21-class's 177 crew members.
Which has been built in greater numbers, the Leander-class or Type 21-class?
The Leander-class has been built in greater numbers with 26 vessels compared to 8 vessels of the Type 21-class.