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RuhrstahlX-4

Medium-Range AAM (MRAAM / BVR) · Germany · 1945
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RuhrstahlX-4

Ruhrstahl X-4
Ruhrstahl X-4 Photo: Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Range
20
Seeker / Guidance
15
No-Escape Zone
10
Speed
30
Counter-Measure Resistance
5
Lethality
25
Data-Link
0
Reliability
35
Technology
20
Cost-Effectiveness
40
Origin Germany
ManufacturerRuhrstahl
CategoryMedium-Range AAM (MRAAM / BVR)
EraWorld War II
In service1945
Operators1 countries
Data Quality85%
17
Medium-Range AAM (MRAAM / BVR) MASS Rating
1/2
World War II
65/73
All-Time
Medium-Range AAM (MRAAM / BVR) · 10 axes scored
Range
20
Seeker / Guidance
15
No-Escape Zone
10
Speed
30
Counter-Measure Resistance
5
Lethality
25
Data-Link
0
Reliability
35
Technology
20
Cost-Effectiveness
40
ⓘ Regardless of era, the same scoring system applies to all units in the medium-range aam (mraam / bvr) category.
01 / Overview
Ruhrstahl X-4
Country
Prime contractor
Production
1945–
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MEDIUM-RANGE AAM (MRAAM / BVR) · WORLD WAR II
1
PERFORMANCE/PRICE
30
UNIT COST (2025 USD)
—
17
medium-range aam (mraam / bvr) category
ⓘ Performance/Price and MASS score are computed across all units in the medium-range aam (mraam / bvr) category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • Missile TypeAir-to-air missile
  • DesignerMax Kramer
  • Length2 m
  • Diameter220 mm
  • Launch Weight60 kg
  • In ServiceNo
▣Propulsion5MOD.5
  • Propulsion Typeliquid rocket
  • Motor TypeBMW 109-448
  • Boost StageNo
  • Two-StageNo
  • Fuel / Propellanthypergolic (S-Stoff and R-Stoff)
◇Performance5MOD.5
  • Minimum Range1.5 km
  • Maximum Range3.5 km
  • Top Speed244 m/s
  • Flight Profilespin-stabilized, wire-guided, proximity-fuzed
  • HypersonicNo
◆Warhead6MOD.6
▤Launch Platform6MOD.6
⬢Production2MOD.2
  • Variants1
  • Production Start1,945 year
▲Warhead Detail1MOD.1
  • Detonation Mechanism / Fuzeacoustic proximity fuze (Kranich)
03 / History
SERVICE LIFESPANRetired
  1. 1939First deployment: World War II
  2. 1944Entered service
  3. 1945Production started
81
years in service
0
countries operating
ⓘ The producing country no longer actively operates it. 1 countries retired it.
04 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE3terms
Capability of launching an anti-tank guided missile from an airborne platform, such as a helicopter or aircraft.
A proximity fuze is a detonation mechanism in ATGMs that triggers when the missile approaches within a set distance of a target, using sensors like radar or laser to detect proximity.
Missile guidance system where commands are transmitted via a physical wire link between the launch point and the missile during flight.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Medium-Range AAM (MRAAM / BVR) entry →