Aircraft comparison

Dassault Falcon 900EX vs Gulfstream G450

Summary
The Dassault Falcon 900EX and the Gulfstream G450 are two heavy jets, compared here on the specifications that matter. On the numbers, the Dassault Falcon 900EX flies farther (4,500 vs 4,350 nm); the Gulfstream G450 carries more (16 vs 14 pax); the Dassault Falcon 900EX is faster (500 vs 488 kt).
Specification Falcon 900EX G450
Range 4,500 nm (8,334 km) 4,350 nm (8,056.2 km)
Max cruise speed 500 kt (926 km/h) 488 kt (903.8 km/h)
Max operating altitude 51,000 ft (15,544.8 m) 45,000 ft (13,716 m)
Max takeoff weight 49,000 lb (22,226 kg) 74,000 lb (33,565.8 kg)
Typical passengers 12 count 14 count
Max passengers 14 count 16 count
Cabin length 33.2 ft (10.12 m) 45.1 ft (13.75 m)
Cabin height 6.2 ft (1.89 m) 6.2 ft (1.89 m)
Cabin width 7.7 ft (2.35 m) 7.3 ft (2.23 m)
Baggage volume 127 cuft (3.6 m3) 169 cuft (4.79 m3)
Powerplant Honeywell TFE731-60 Rolls-Royce Tay 611-8C
Engines 3 count 2 count
Thrust per engine 5,000 lbf 13,850 lbf

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