Aircraft comparison
Dassault Falcon 6X vs Gulfstream G650ER
Summary
The Dassault Falcon 6X and the Gulfstream G650ER are two ultra-long-range jets, compared here on the specifications that matter. On the numbers, the Gulfstream G650ER flies farther (7,500 vs 5,500 nm); the Gulfstream G650ER carries more (19 vs 16 pax); the Gulfstream G650ER is faster (516 vs 493 kt). Across 1038 benchmark city pairs in this database, the Gulfstream G650ER reaches more nonstop (943 versus 735). On a route like Aspen – Riyadh (6,678 nm), only the Gulfstream G650ER makes it nonstop (estimated from published range).
Key differences
Range
2,000nm
26.7% · G650ER ahead
Cruise speed
23kt
4.5% · G650ER ahead
Cabin height
0.1ft
1.5% · Falcon 6X ahead
Max passengers
3
15.8% · G650ER ahead
Nonstop reach
735 / 943
of 1038 benchmark routes
| Specification | Falcon 6X | G650ER |
|---|---|---|
| Range | 5,500 nm (10,186 km) | 7,500 nm (13,890 km)✓ |
| Max cruise speed | 493 kt (913 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 | 77,460 lb (35,135.2 kg) | 103,600 lb (46,992.1 kg) |
| Typical passengers | 12 count | 14 count✓ |
| Max passengers | 16 count | 19 count✓ |
| Cabin length | 40.4 ft (12.31 m) | 46.8 ft (14.26 m)✓ |
| Cabin height | 6.5 ft (1.98 m)✓ | 6.4 ft (1.95 m) |
| Cabin width | 8.5 ft (2.59 m) | 8.5 ft (2.59 m) |
| Baggage volume | 155 cuft (4.39 m3) | 195 cuft (5.52 m3)✓ |
| Powerplant | Pratt & Whitney Canada PW812D | Rolls-Royce BR725 |
| Engines | 2 count | 2 count |
| Thrust per engine | 13,000 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
Aspen – Riyadh — 6,678 nm. Only the Gulfstream G650ER makes this nonstop (estimate).
See the route →