Aircraft comparison

Dassault Falcon 10X vs Gulfstream G550

Summary
The Dassault Falcon 10X and the Gulfstream G550 are two ultra-long-range jets, compared here on the specifications that matter. On the numbers, the Dassault Falcon 10X flies farther (7,500 vs 6,750 nm); the Dassault Falcon 10X is faster (493 vs 488 kt); the Dassault Falcon 10X has the taller cabin (6.7 vs 6.2 ft).
Specification Falcon 10X G550
Range 7,500 nm (13,890 km) 6,750 nm (12,501 km)
Max cruise speed 493 kt (913 km/h) 488 kt (903.8 km/h)
Max Mach 0.925 mach 0.885 mach
Max operating altitude 51,000 ft (15,544.8 m) 51,000 ft (15,544.8 m)
Max takeoff weight 115,000 lb (52,163.1 kg) 91,000 lb (41,276.9 kg)
Typical passengers 12 count 13 count
Max passengers 19 count 19 count
Cabin length 53.8 ft (16.4 m) 43.9 ft (13.38 m)
Cabin height 6.7 ft (2.04 m) 6.2 ft (1.89 m)
Cabin width 9.1 ft (2.77 m) 7.3 ft (2.23 m)
Baggage volume 155 cuft (4.39 m3) 226 cuft (6.4 m3)
Powerplant Rolls-Royce Pearl 10X Rolls-Royce BR710C4-11
Engines 2 count 2 count
Thrust per engine 18,000 lbf 15,385 lbf

Highlighted cells mark the stronger value per row (direction is per-metric). Economics and derived figures are estimates, not booking prices.