Freestream Aircraft

Archived 27 May 2026

Falcon 900LX vs Falcon 8X vs G600

Archived side-by-side comparison from the Freestream library

This comparison covers three heavy long-range platforms spanning the transition from trijet to ultra-long twin architecture: the Dassault Falcon 900LX, Falcon 8X, and Gulfstream G600. The 900LX is a three-engine aircraft; both the 8X and G600 are twin-engine designs certified to 51,000 ft. The 8X entered service in 2016 and remains in production; the G600 received type certification in 2019 and is similarly current production.

Operating cost data is available from Conklin & de Decker for the Falcon 8X and G600. Falcon 900LX cost figures were not unlocked under the Freestream subscription at the time of this archive entry and appear as available on request throughout.

0
Platforms
0
Longest Range (G600)
516 kts
Highest Max Cruise (G600)
1,884 cu ft
Largest Cabin Volume (G600)

Dassault Falcon 900LX

Trijet • In Service Since 2010

The Falcon 900LX is the long-range development of the Falcon 900 series, introduced in 2010 with winglets and extended range. Powered by three Honeywell TFE731-60-1C engines and equipped with the Honeywell EASy III flight deck. Maximum certified altitude is 51,000 ft; range is 4,600 nautical miles at long-range cruise. The cabin accommodates up to 12 passengers.

Dassault Falcon 900LX

Falcon 900 series shown.

Range
0
nm long-range cruise
Max Speed
482 kts
maximum cruise
Passengers
Up to 12
three-zone capable
Ceiling
0
ft maximum certified
Cabin Length
33.17 ft
7.67 ft wide × 6.17 ft tall
Engines
TFE731-60
3× Honeywell
Key Specifications
Production2010 – Present
Long-Range Cruise Speed459 kts
Maximum Cruise Speed482 kts
Range, Seats-Full4,600 nm
Ferry Rangeavailable on request
Rate of Climbavailable on request
Engine-Out Ceilingavailable on request
Balanced Field Length5,360 ft
Cabin Dimensions (L × W × H)33.17 × 7.67 × 6.17 ft
Baggage Volume (Total)127 cu ft
Max Takeoff Weight49,000 lb
Basic Operating Weightavailable on request
Usable Fuelavailable on request
Variable Cost Per Houravailable on request
Annual Fixed Costavailable on request

Dassault Falcon 8X

Trijet • In Service Since 2016

The Falcon 8X is the stretched and extended-range development of the Falcon 7X, entering service in 2016 with a 42.7 ft cabin and 6,290 nautical miles range seats-full. Powered by three Pratt & Whitney Canada PW307D engines, it retains the 7X fly-by-wire system and features the EASy III flight deck. With 108 aircraft in service, it remains in current production.

Dassault Falcon 8X
Range
0
nm seats-full
Max Speed
492 kts
maximum cruise
Passengers
Up to 12
three-zone capable
Ceiling
0
ft maximum certified
Cabin Length
42.7 ft
7.7 ft wide × 6.2 ft tall
Engines
PW307D
3× Pratt & Whitney Canada
Key Specifications
Production2016 – Present
Long-Range Cruise Speed459 kts
Maximum Cruise Speed492 kts
Range, Seats-Full6,290 nm
Ferry Rangeavailable on request
Rate of Climb3,750 ft/min
Engine-Out Ceiling26,645 ft
Balanced Field Length5,820 ft
Cabin Dimensions (L × W × H)42.7 × 7.7 × 6.2 ft
Baggage Volume (Total)140 cu ft
Max Takeoff Weight73,000 lb
Basic Operating Weight36,100 lb
Usable Fuel34,900 lb
Variable Cost Per Hour$6,838
Annual Fixed Cost$1,514,183

Gulfstream G600

Twin • In Service Since 2019

The Gulfstream G600 received type certification in 2019 and is positioned between the G500 and G650 in the Gulfstream product line. Powered by twin Pratt & Whitney Canada PW815GA engines and equipped with the Symmetry Flight Deck, the G600 carries up to 13 passengers over 6,530 nautical miles. Maximum cruise speed is 516 knots.

Range
0
nm seats-full
Max Speed
516 kts
maximum cruise
Passengers
Up to 13
multi-zone cabin
Ceiling
0
ft maximum certified
Cabin Length
45.17 ft
7.58 ft wide × 6.17 ft tall
Engines
PW815GA
2× Pratt & Whitney Canada
Key Specifications
Production2016 – Present
Long-Range Cruise Speed488 kts
Maximum Cruise Speed516 kts
Range, Seats-Full6,530 nm
Ferry Rangeavailable on request
Rate of Climbavailable on request
Engine-Out Ceilingavailable on request
Balanced Field Length5,700 ft
Cabin Dimensions (L × W × H)45.17 × 7.58 × 6.17 ft
Baggage Volume (Total)175 cu ft
Max Takeoff Weight94,600 lb
Basic Operating Weightavailable on request
Usable Fuelavailable on request
Variable Cost Per Hour$7,110
Annual Fixed Cost$1,583,708

Fleet Comparison at a Glance

Key metrics across the three platforms. Hover a column to highlight; best values in each row are accented. Acquisition cost excluded by design.

Falcon 900LX Falcon 8X G600
Performance
Range, Seats-Full 4,600 nm 6,290 nm 6,530 nm
Maximum Cruise Speed 482 kts 492 kts 516 kts
Long-Range Cruise Speed 459 kts 459 kts 488 kts
Maximum Altitude 51,000 ft 51,000 ft 51,000 ft
Rate of Climb on request 3,750 ft/min on request
Engine-Out Ceiling on request 26,645 ft on request
Balanced Field Length 5,360 ft 5,820 ft 5,700 ft
Max Takeoff Weight 49,000 lb 73,000 lb 94,600 lb
Cabin
Cabin Length 33.17 ft 42.7 ft 45.17 ft
Cabin Width 7.67 ft 7.7 ft 7.58 ft
Cabin Height 6.17 ft 6.2 ft 6.17 ft
Passenger Capacity 12 12 13
Baggage Volume (Total) 127 cu ft 140 cu ft 175 cu ft
Operating Economics
Variable Cost / Hour on request $6,838 $7,110
Annual Fixed Cost on request $1,514,183 $1,583,708

Range Comparison (nm, Seats-Full)

Falcon 900LX
4,600
Falcon 8X
6,290
G600
6,530

Operating Cost Snapshot

Assumes 250 flight hours per year, $5.00 per US gallon Jet A, $105 per hour maintenance labour, 600 nm average trip.

Falcon 900LX
Available on request
per flight hour
Available on request
annual fixed
Falcon 8X
$6,838
per flight hour
$1.51M
annual fixed
G600
$7,110
per flight hour
$1.58M
annual fixed

Notes

Source

Performance and cost data sourced from Conklin & de Decker (JSSI) via Freestream's subscription, pulled 27 May 2026. Falcon 900LX cost data was not available under the current subscription tier and is shown as available on request.

Operating cost assumptions

Hourly variable and annual fixed costs are modelled at 250 flight hours per year, $5.00 per US gallon Jet A, $105 per hour maintenance labour, and a 600 nm average trip. Crew, hangar, insurance, and training are included in the fixed line. Acquisition cost is excluded.


Independent Advice on Long-Range Platforms

Freestream Aircraft operates as an independent advisory firm, representing principals in the acquisition, sale, and management of business aircraft worldwide. Freestream maintains direct transaction experience across the Dassault Falcon and Gulfstream long-range families and provides independent guidance free of manufacturer affiliation.

Platform selection between trijet and twin-engine ultra-long-range designs involves mission-specific considerations that Freestream evaluates on a client-by-client basis.

Contact Freestream