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Dassault Falcon 6x vs Gulfstream G600

Both the Dassault Falcon 6X and Gulfstream G600 sit in the large-cabin, long-range business jet category, aimed at intercontinental missions with spacious cabins and premium comfort. In range, the G600 generally leads, offering about 6,600 nautical miles, which can enable more nonstop city pairs at typical business-jet cruise profiles. The Falcon 6X is close behind at roughly 5,500 nautical miles, still firmly in the long-range class and well suited to transoceanic flights, though with somewhat less nonstop flexibility than the G600 on the longest routes. For passenger capacity, both are typically configured for around 12 to 16 passengers in real-world executive layouts, with maximum certified seating higher depending on configuration. The Falcon 6X is often highlighted for its very wide cabin cross-section and comfort-focused layouts, while the G600 pairs a similarly premium cabin experience with its longer range. In practice, choosing between them often comes down to whether maximum range capability (G600) or cabin width and Dassault’s handling/operating profile (6X) is the priority.

SpecDassault Falcon 6XGulfstream G600
Summary
Cockpit32
DOC / nm$ 7.74$ 9.28
Min Crew24
Total Seats1712
ManufacturerDassault FalconGulfstream
Aircraft Name6XG600
CertificationFAA / EASAFAA
Max Range (nm)55006500
DOC / nm / Seat$ 0.64$ 0.93
Max Cabin Seats1619
OEM VerificationUn-VerifiedUn-Verified
Standard Cabin Seats1410
Direct Operating Cost$ 3,845$ 4,789
Flight Deck (Base Spec)Honeywell Primus EASy IIIGulfstream Symmetry Flight Deck
Max Cruise Speed (ktas)516516
Base Aircraft Price (USD)$49,500,000$58,500,000
Useful Load (lbs)40560
Cabin
Cockpit32
Lavatory2 Enclosed Flushing2 Enclosed Flushing
Min Crew24
Crew RestNoYes
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
ModelPW812DPW815GA
TBO (hrs)500010000
Flat RatingISA + 17ISA + 15
Thrust (lbs)1400015680
No. of Engines22
Dimensions
Length (ft)84.396.1
Wingspan (ft)85.194.1
Cabin Width (ft)8.57.6
Cabin Height (ft)6.56.4
Cabin Length (ft)40.445.2
Overall Height (ft)24.525.3
Cabin Volume (cu. ft)1843
Cabin Width - Floor (ft)6.36.1
Cabin Length - Seating (ft)27.530.2
Baggage Volume Int. (cu. ft)140230
Aisle Step (ft)Flat Floor