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G and H-class destroyer
Photo: Royal Navy official photographer · Wikimedia Commons · Public domain
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GandH-classdestroyer

Destroyers · United Kingdom · 1936
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GandH-classdestroyer

G and H-class destroyer
G and H-class destroyer Photo: Royal Navy official photographer · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Firepower
60
Air Defence
50
ASW Capability
40
Sensors
55
Survivability
65
Versatility
70
Endurance
75
Aviation
0
Technology
50
Cost-Effectiveness
80
Origin United Kingdom
ManufacturerCammell Laird, Vickers-Armstrongs, Swan Hunter, Alexander Stephen and Sons, Fairfield Shipbuilding and Engineering Company, Scotts Shipbuilding and Engineering Company, J. Samuel White, William Denny and Brothers, Yarrow Shipbuilders Limited, John I. Thornycroft & Company
CategoryDestroyers
EraInterwar Period
In service1936–1940
Operators8 countries
Quantity24
Data Quality88%
MASS(Military Archive Scoring System)
54
Destroyers MASS Rating
18/85
Interwar Period
160/478
All-Time
Destroyers · 10 axes scored
Firepower
60
Air Defence
50
ASW Capability
40
Sensors
55
Survivability
65
Versatility
70
Endurance
75
Aviation
0
Technology
50
Cost-Effectiveness
80
ⓘ Regardless of era, the same scoring system applies to all units in the destroyers category.
01 / Overview
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
DESTROYERS · INTERWAR PERIOD
18
PERFORMANCE/PRICE
87
UNIT COST (2025 USD)
—
54
destroyers category
ⓘ Performance/Price and MASS score are computed across all units in the destroyers category, regardless of era.
02 / Specs & Design
◎Identification7MOD.7
  • Hull Classificationdestroyer
  • Ship Typedestroyer
  • Builder / ShipyardRoyal Navy
  • Laid Down1934
  • Commissioned1936
  • Ships in Class24
  • In ServiceYes
◈Displacement3MOD.3
  • Light Displacement1,345 t
  • Standard Displacement1,345 t
  • Full Load Displacement1,340 t
▣Dimensions3MOD.3
  • Length (overall)98.45 m
  • Beam10.06 m
  • Draft3.81 m
◇Complement1MOD.1
  • Total Complement146
◆Propulsion9MOD.9
  • PropulsionSteam Turbine
  • Arrangement (CODAG/COGAG…)2 shafts; 2 geared steam turbines
  • Number of Engines3
  • Shaft Power25,353.8 kW
  • Shafts / Screws2
  • Top Speed35.5 kn
  • Cruise Speed15 kn
  • Range5,530
  • Nuclear-PoweredNo
▤Gun Armament4MOD.4
  • Main Gun4.7 in (120 mm) QF Mark IX
  • Main Gun Calibre120 mm
  • Main Gun Count4
  • Secondary Guns0.5 in (12.7 mm) Vickers .50 machine guns
▲Underwater Warfare4MOD.4
◎Aviation5MOD.5
◈Sensors & Combat Systems4MOD.4
▣Survivability5MOD.5
◇Fleet Status7MOD.7
  • Completed24
  • Under Construction0
  • Planned24
  • Cancelled0
  • Lost17
  • Retired7
  • Preserved0
03 / History
SERVICE LIFESPANStill in Service
  1. 1936Production started
  2. 1939First deployment: World War II
  3. 1940Production ended
90
years in service
4
years in production
24
units produced
7
countries operating
ⓘ The producing country still actively operates it. 1 countries retired it.
04 / Operators
📖 TERMS ON THIS PAGE4terms
Anti-Submarine Warfare. Capability to detect, track, and engage submarines.
Automated Damage Control is a shipboard system that detects, assesses, and mitigates combat damage on aircraft carriers using sensors and software to enhance response speed and reduce crew workload.
Sonar system installed on the hull of a ship, used for underwater detection and navigation by emitting and receiving sound waves.
A mechanical device that converts steam pressure into rotational energy, used to drive shipboard generators or propulsion systems.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Destroyers entry →