Gulfstream G450
$43.0M
Challenger 604
$27.0M
Technical Specification Matrix
Performance Metrics
| Parameter | Gulfstream G450 | Challenger 604 |
|---|---|---|
| Max Range (NBAA IFR) | 4,350 nmWinner | 4,027 nm |
| Max Cruise Speed | Mach 0.88Winner (Speed) | Mach 0.82 |
| Takeoff Distance (SL, ISA, MTOW) | 5,450 ftShort Field | 5,840 ft |
| Max Operating Altitude | 45,000 ft | 41,000 ft |
Cabin Environment
| Max Certified Seating | 16 pax | 12 pax |
| Cabin Width | 7.3 ft | 8.2 ftWider |
| Cabin Altitude @ FL410 | 6,000 ftLower Altitude | 8,000 ft |
Expert Insights
Range & Capability
The Gulfstream G450 excels in sheer capability with a 4350nm range, making it preferred for extreme ultra-long-haul city pairs, whereas the Challenger 604 counters with 4027nm.
Cabin Architecture
While the Gulfstream G450 focuses on its 3-zone configuration (7.3ft wide), the Challenger 604 provides 8.2ft of width, offering a distinctly different volumetric feel for passengers.
Technological Edge
The Gulfstream G450 remains one of the strongest values in the pre-owned large-cabin segment. It doe... Both platforms represent the pinnacle of modern fly-by-wire avionics and systems redundancy in the large cabin class.
Operating Economics (Est.)
Variable Costs Per Hour
Economic Note
Estimates based on 450 hours annual utilization. The Challenger 604 shows higher fuel efficiency resulting in lower direct variable costs per hour, while both airframes require similar fixed overheads for crew and hangarage.