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Dassault Falcon 6x vs Gulfstream G500

In category, the Dassault Falcon 6X and Gulfstream G500 are both large-cabin, long-range business jets, but they emphasize different strengths. The Falcon 6X is positioned as a newer ultra‑long‑range large-cabin aircraft with a focus on cabin width and comfort, while the G500 sits in the large-cabin, long-range segment with a strong emphasis on speed and high-altitude performance typical of Gulfstream designs. On range, the Falcon 6X generally offers the longer published capability at about 5,500 nautical miles, compared with the G500 at about 5,300 nautical miles, giving the 6X a modest edge for longer city pairs or added routing flexibility. For passenger capacity, both typically seat around 12 to 16 passengers in common executive layouts. The Falcon 6X is often configured for roughly 14 passengers, while the G500 is commonly arranged for about 12 to 14, though actual seating depends heavily on interior options and how much space is dedicated to lounges, dining, and sleeping areas.

SpecDassault Falcon 6XGulfstream G500
Summary
Cockpit32
DOC / nm$ 7.74$ 9.00
Min Crew24
Total Seats1712
ManufacturerDassault FalconGulfstream
Aircraft Name6XG500
CertificationFAA / EASAIn Development
Max Range (nm)55005200
DOC / nm / Seat$ 0.64$ 0.90
Max Cabin Seats1619
OEM VerificationUn-VerifiedUn-Verified
Standard Cabin Seats1410
Direct Operating Cost$ 3,845$ 4,644
Flight Deck (Base Spec)Honeywell Primus EASy IIIGulfstream Symmetry Flight Deck
Max Cruise Speed (ktas)516516
Base Aircraft Price (USD)$49,500,000$47,500,000
Useful Load (lbs)30650
Cabin
Cockpit32
Lavatory2 Enclosed Flushing2 Enclosed Flushing
Min Crew24
Crew RestNoNo
Jump SeatYesYes
Total Seats1712
Galley LocationFWDFWD
Max Cabin Seats1619
Lavatory LocationFWD / AFTFWD / AFT
Cabin Pressure (psi)10.210.7
Galley / RefreshmentGalleyGalley
Standard Cabin Seats1410
SL Cabin Altitude (ft)2920031900
Max Cabin Altitude (ft)3900
Engine
FADECYesYes
ModelPW812DPW814GA
TBO (hrs)500010000
Flat RatingISA + 17ISA + 15
Thrust (lbs)1400015144
No. of Engines22
Dimensions
Length (ft)84.391.2
Wingspan (ft)85.186.3
Cabin Width (ft)8.57.6
Cabin Height (ft)6.56.4
Cabin Length (ft)40.441.5
Overall Height (ft)24.525.5
Cabin Volume (cu. ft)1843
Cabin Width - Floor (ft)6.36.1
Cabin Length - Seating (ft)27.526.3
Baggage Volume Int. (cu. ft)140230
Aisle Step (ft)Flat Floor