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Wellington B Mk IV
Photo: not stated · Wikimedia Commons · Public domain
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WellingtonBMkIV

Tactical / Medium Bombers · United Kingdom · 1939
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WellingtonBMkIV

Wellington B Mk IV
Wellington B Mk IV Photo: not stated · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Payload
60
Range
55
Accuracy
40
Speed
30
Survivability
50
Versatility
70
Avionics
20
Reliability
80
Technology
40
Cost-Effectiveness
85
Origin United Kingdom
CategoryTactical / Medium Bombers
EraWorld War II
In service1939–1945
Operators11 countries
Quantity220
Data Quality88%
MASS(Military Archive Scoring System)
51
Tactical / Medium Bombers MASS Rating
33/60
World War II
86/292
All-Time
Tactical / Medium Bombers · 10 axes scored
Payload
60
Range
55
Accuracy
40
Speed
30
Survivability
50
Versatility
70
Avionics
20
Reliability
80
Technology
40
Cost-Effectiveness
85
ⓘ Regardless of era, the same scoring system applies to all units in the tactical / medium bombers category.
01 / Overview
Wellington B Mk IV
Production
1939–1945
Quantity
220
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TACTICAL / MEDIUM BOMBERS · WORLD WAR II
33
PERFORMANCE/PRICE
90
UNIT COST (2025 USD)
—
51
tactical / medium bombers category
ⓘ Performance/Price and MASS score are computed across all units in the tactical / medium bombers category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • First Flight1936
  • Service Entry Year1938
  • Crew6
  • Primary RoleMedium bomber / anti‑submarine patrol
  • GenerationWorld War II era
  • In ServiceYes
◈Powerplant4MOD.4
  • Engine Typeradial piston
  • Engine ModelPratt & Whitney Twin Wasp
  • Number of Engines2
  • Thrust (dry, each)900
▣Performance4MOD.4
  • Top Speed300 km/h
  • Cruise Speed260 km/h
  • Service Ceiling6,000 m
  • Ferry Range2,500 km
◇Dimensions & Weights3MOD.3
  • Empty Weight8,000 kg
  • Loaded Weight14,000 kg
  • Max Takeoff Weight15,000 kg
◆Armament6MOD.6
▤Avionics & Stealth1MOD.1
  • RadarASV maritime patrol radar (later variants)
⬢Service History1MOD.1
  • Operational StatusRetired
03 / History
SERVICE LIFESPANRetired
  1. 1939Production started
  2. 1945Production ended
87
years in service
6
years in production
220
units produced
0
countries operating
ⓘ The producing country no longer actively operates it. 11 countries retired it.
04 / Variants
05 / Operators
📖 TERMS ON THIS PAGE4terms
Air-to-air missiles are guided missiles fired from aircraft to engage other aircraft. They are used for self-defense and to gain air superiority.
Air-to-Ground Missiles are guided missiles fired from aircraft to attack ground targets. They enable aircraft to engage and destroy enemy ground positions, vehicles, and installations.
Anti-ship missiles are guided missiles designed to engage and destroy naval vessels. They are typically used by aircraft, ships, or submarines to attack enemy ships.
An internal compartment within a military aircraft designed to store and deploy weapons, reducing radar cross-section and aerodynamic drag.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Tactical / Medium Bombers entry →