Compare Robinson Helicopters R44 Raven II vs Robinson Helicopters R66

Robinson Helicopters R44 Raven II
Robinson Helicopters R66
ManufacturerRobinson HelicoptersRobinson Helicopters
Aircraft TypeR44 Raven IIR66
Base Aircraft Price (USD)$ 490,000$ 920,000
Direct Operating Cost$ 257$ 384
DOC / nm$ 2.36$ 3.49
DOC / nm / Seat$ 0.59$ 0.70
Max Cruise Speed (ktas)109110
Max Range (nm)300350
Useful Load (lbs)9951355
Total Seats45
Cockpit-2
Standard Cabin Seats-3
Min Crew-1
Flight Deck (Base Spec)Gyro / AnalogGyro / Analog
Flight RulesVFRVFR
CertificationFAA / EASAFAA / EASA
OEM VerificationUn-VerifiedUn-Verified
Weights
MTOW (lbs)25002700
BEW (lbs)15051345
Useful Load (lbs)9951355
Fuel Capacity (lbs)279493
Useful Load Max Fuel (lbs)716862
Dimensions
Rotor Diameter (ft)3333
Overall Height (ft)10.811.4
Length (ft)38.338.3
Cabin Volume (cu. ft)-50
Baggage Volume Int. (cu. ft)2.5-
Baggage Volume Ext. (cu. ft)-18
Engine
No. of Engines11
ManufacturerRobinson HelicoptersRobinson Helicopters
ModelIO-540RR300
Horsepower245300
FADECNoNo
TBO (hrs)22002000
TBO (yrs)12-
Fuel TypeAvGasJetFuel
Fuel DeliveryFuel Injected-
Fuel Capacity (gal)29.573.6
Avionics
Flight DeckGyro / AnalogGyro / Analog
Flight RulesVFRVFR
Transponder11
VHF Com11
VHF NAV-1
Cabin
Total Seats45
Cockpit-2
Standard Cabin Seats-3
Min Crew-1
Other
Gear TypeSkidsLow Skids
Rotorhead2-Blade Teetoring2-Blade Teetoring
Tail Rotor2-Blade2-Blade
Performance
Max Cruise Speed (ktas)109110
Long Range Cruise (ktas)100110
Max Speed (Vne)130130
Max Range (nm)300350
Range Seats Full (nm)257341
Max Climb Rate (fpm)10001000
Service Ceiling (ft)1400014000
Hover IGE (ft)895010000
Hover OGE (ft)-10000
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