Dassault Falcon 10x vs Dassault Falcon 6x vs Gulfstream G650er

The Dassault Falcon 10X and Falcon 6X are ultra-long-range business jets positioned below and above each other in size and capability, while the Gulfstream G650ER is a proven benchmark in the long-range large-cabin segment. The Falcon 6X is a large-cabin, long-range aircraft, typically suited to around 12–16 passengers, with a published range of about 5,500 nautical miles. The Falcon 10X moves into the ultra-long-range, very-large-cabin category, generally accommodating about 12–19 passengers depending on layout, with a published range of about 7,500 nautical miles. The Gulfstream G650ER is an ultra-long-range, large-cabin flagship-class jet, commonly configured for about 14–19 passengers, and is known for an approximately 7,500 nautical mile range. In practical terms, the Falcon 6X fits missions that prioritize a wide cabin and strong transcontinental capability, while the Falcon 10X and G650ER target the longest nonstop city pairs and higher-end cabin space expectations, with the 10X emphasizing a newer, larger cabin concept and the G650ER emphasizing a long-established performance reputation.