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P.1121
Photo: Nimbus227 · Wikimedia Commons · Public domain
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P.1121

Air Superiority Fighters · United Kingdom · 1954
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P.1121

P.1121
P.1121 Photo: Nimbus227 · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Air-to-Air Lethality
55
Agility
40
Speed
70
Radar & Avionics
30
Range
25
Stealth
0
Survivability
35
Reliability
45
Technology
60
Cost-Effectiveness
50
Origin United Kingdom
CategoryAir Superiority Fighters
EraEarly Cold War
In service1954–1958
Operators1 countries
Data Quality84%
MASS(Military Archive Scoring System)
41
Air Superiority Fighters MASS Rating
43/89
Early Cold War
215/832
All-Time
Air Superiority Fighters · 10 axes scored
Air-to-Air Lethality
55
Agility
40
Speed
70
Radar & Avionics
30
Range
25
Stealth
0
Survivability
35
Reliability
45
Technology
60
Cost-Effectiveness
50
ⓘ Regardless of era, the same scoring system applies to all units in the air superiority fighters category.
01 / Overview
P.1121
Production
1954–1958
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
AIR SUPERIORITY FIGHTERS · EARLY COLD WAR
43
PERFORMANCE/PRICE
60
UNIT COST (2025 USD)
—
41
air superiority fighters category
ⓘ Performance/Price and MASS score are computed across all units in the air superiority fighters category, regardless of era.
02 / Specs & Design
◎General4MOD.4
  • Crew1
  • Primary Roleinterceptor and ground attack
  • Generation2nd
  • In ServiceNo
◈Powerplant8MOD.8
▣Performance1MOD.1
  • Top Speed (Mach)2.5 Mach
▤Production3MOD.3
  • Total Built0
  • Operators0
  • Variants1
⬢Service History4MOD.4
  • Retirement Year1958
  • Production Start1954
  • Production End1958
  • Operational StatusCancelled
03 / History
SERVICE LIFESPANRetired
  1. 1954Production started
  2. 1958Production ended
72
years in service
4
years in production
0
countries operating
ⓘ 1 countries retired it.
04 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE5terms
An afterburner is a device that injects fuel into a jet engine's hot exhaust gases, generating additional thrust through combustion.
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.
Relating to or using nuclear energy, typically fission, for propulsion or power generation in military vessels.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Air Superiority Fighters entry →