Performance and mechanical data are combined here for a faster, more compact read. Values describe the represented model or nearest clearly identified source variant.
Performance and mechanical specifications for RAH-66 Comanche
Primary role
Armed reconnaissance prototype
Crew
2
Configuration
Low-observable scout helicopter
Powerplant
2 × LHTEC T800 turboshafts
Top speed
201 mph
Ceiling
15,000 ft
Published range
300 nmi
Length
46 ft 9 in
Wingspan / rotor
39 ft rotor
Weight
≈9,500 lb mission class
02 · SERVICE CHRONOLOGY
FROM ORIGIN TO LEGACY.
A dated sequence follows the airframe from development through operational use and later evolution. The number of milestones follows the story rather than a fixed template, and each note explains why the event mattered—not only what happened.
ORIGIN
The Army began its Light Helicopter Experimental effort. [1]
DEVELOPMENT
Boeing–Sikorsky won the program later designated RAH-66. [1]
Focused facts connect the airframe's systems to the way it was built, flown, or used.
01
Shrouded tail
A fenestron reduced exposed rotor area and supported noise goals.
02
Internal carriage
Weapons bays preserved a cleaner exterior when signature mattered.
03
Digital scout
Sensors were intended to find and distribute targets, not merely attack them.
05 · HISTORICAL FIELD NOTE
WHY IT MATTERS.
The Comanche program pursued a fast, quiet, low-observable scout helicopter with internal weapons and extensive sensor integration. It never entered production, but its composite airframe, shrouded tail rotor, reduced signatures, and digital cockpit captured a distinct vision of future armed reconnaissance. [1]
Reference figures vary by variant, payload, configuration, altitude, test method, and source. Values here are an editorial orientation—not operational or flight-planning data.
Each numbered citation links to an operator, national museum, manufacturer, or established research institution. The scope note tells you exactly what that source supports, and each entry includes its retrieval date.
Where the represented model and source variant differ, the scope is labelled rather than silently treated as an exact match. Read the editorial policy, report a correction through the legal notice, or review 3D-model provenance in the attribution directory.
