Aircraft comparison

Dassault Falcon 8X vs Gulfstream G650

Summary
The Dassault Falcon 8X and the Gulfstream G650 are two ultra-long-range jets, compared here on the specifications that matter. On the numbers, the Gulfstream G650 flies farther (7,000 vs 6,450 nm); the Gulfstream G650 carries more (19 vs 16 pax); the Gulfstream G650 is faster (516 vs 488 kt). Across 1038 benchmark city pairs in this database, the Gulfstream G650 reaches more nonstop (923 versus 883). On a route like Santa Monica – Hong Kong (6,294 nm), only the Gulfstream G650 makes it nonstop (estimated from published range).

Key differences

Range
550nm
7.9% · G650 ahead
Cruise speed
28kt
5.4% · G650 ahead
Cabin height
0.2ft
3.1% · G650 ahead
Max passengers
3
15.8% · G650 ahead
Nonstop reach
883 / 923
of 1038 benchmark routes
Specification Falcon 8X G650
Range 6,450 nm (11,945.4 km) 7,000 nm (12,964 km)✓
Max cruise speed 488 kt (903.8 km/h) 516 kt (955.6 km/h)✓
Max Mach 0.9 mach 0.925 mach✓
Max operating altitude 51,000 ft (15,544.8 m) 51,000 ft (15,544.8 m)
Max takeoff weight 73,000 lb (33,112.2 kg) 99,600 lb (45,177.8 kg)
Typical passengers 12 count 14 count✓
Max passengers 16 count 19 count✓
Cabin length 42.7 ft (13.01 m) 46.8 ft (14.26 m)✓
Cabin height 6.2 ft (1.89 m) 6.4 ft (1.95 m)✓
Cabin width 7.7 ft (2.35 m) 8.5 ft (2.59 m)✓
Baggage volume 140 cuft (3.96 m3) 195 cuft (5.52 m3)✓
Powerplant Pratt & Whitney Canada PW307D Rolls-Royce BR725
Engines 3 count 2 count
Thrust per engine 6,722 lbf 16,900 lbf

Highlighted cells mark the stronger value per row (direction is per-metric). Route capability is estimated from published range; figures are not booking prices.

On a real route

Santa Monica – Hong Kong — 6,294 nm. Only the Gulfstream G650 makes this nonstop (estimate).

See the route →