Gulfstream G450 vs Dassault Falcon 900
The Falcon 900 (large heavy tri-jet, ~4,750 nm in LX form) and G450 (large heavy twin, ~4,350 nm) are direct large-cabin competitors — the Falcon's three engines provide overwater redundancy and lower fuel burn; the G450 has the iconic Gulfstream cabin and segment-leading reliability.
Full Specs Comparison
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| Spec / Model | Gulfstream G450 | Dassault Falcon 900 |
|---|---|---|
|
|
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| Price Range | $8,750,000 – $17,800,000 | $6,445,000 – $23,000,000 |
| Category | Large Cabin Jet | Large Cabin Jet |
| Model Specifications | ||
| Seats | 16 | 14 |
| Cruise Speed | 476 kts (882 km/h) | 459 kts (850 km/h) |
| Range | 4,350 nm (8,056 km) | 4,750 nm (8,797 km) |
| Service Ceiling | 45,000 ft (13,716 m) | 51,000 ft (15,545 m) |
| Max Gross Weight | 74,600 lbs (33,839 kg) | 49,000 lbs (22,226 kg) |
| Useful Load | 22,000 lbs (9,979 kg) | 14,000 lbs (6,350 kg) |
| Fuel Capacity | 4,370.0 gal (16540 L) | 3,190.0 gal (12074 L) |
| Fuel Burn | 340.0 GPH (1287 L/h) | 330.0 GPH (1249 L/h) |
| TBO | 6,000 hrs | 5,000 hrs |
| Overhaul Cost | $700,000 | $1,100,000 |
| Annual Fixed | $600,000 | $700,000 |
| Hourly Variable | $3,600 | $4,500 |
| Engines | 2 x Turbofan | 3 x Turbofan |
Cost of Ownership
EstimateGulfstream G450
Fuel$1,870/hr
Variable$3,600/hr
Annual Fixed$600,000/yr
Total (200 hrs/yr)
$1,320,000/yr
Dassault Falcon 900
Fuel$1,815/hr
Variable$4,500/hr
Annual Fixed$700,000/yr
Total (200 hrs/yr)
$1,600,000/yr
Which Should You Buy: Gulfstream G450 or Dassault Falcon 900?
Bottom line: Choose the G450 for Gulfstream cabin, support and proven large-cabin reliability. Choose the Falcon 900 for tri-jet redundancy on overwater/short-strip missions and lower fuel burn per nm.
Pick the G450 if…
- Lower operating cost — ~$3600/hr vs $4500/hr.
- More seats — 16 vs 14.
- Faster cruise — 476 kts vs 459 kts.
- Newer design — production from 2004 vs 1986.
- More inventory — 39 listings vs 3.
Pick the Falcon 900 if…
- Budget matters — from $6,445,000 vs $8,750,000, you save ~$2,305,000.
- Longer range — 4750 nm vs 4350 nm.
Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.
Frequently Asked Questions
Which is better, Gulfstream G450 or Dassault Falcon 900?
It depends on your mission and budget.
The G450 cruises at 476 kts with 4,350 nm range.
The Falcon 900 cruises at 459 kts with 4,750 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Dassault Falcon 900: from $6,445,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Gulfstream G450 and Dassault Falcon 900?
Falcon 900 engine: Pratt & Whitney Canada PW308C.
Seats: 16 vs 14.
Cruise: 476 vs 459 kts.
Range: 4350 vs 4750 nm.
Which is cheaper to operate per hour?
G450: about $3600/hr variable cost.
Falcon 900: about $4500/hr variable cost.
Variable cost includes fuel, reserves and overhaul accruals. Annual fixed costs (hangar, insurance, annual inspection) add to the total.
Which has more seats and useful load?
G450: 16 seats / 22,000 lb useful load.
Falcon 900: 14 seats / 14,000 lb useful load.
Useful load = max gross weight minus empty weight; it determines how much fuel plus payload you can carry.
How does maintenance compare — TBO and overhaul cost?
G450: 6,000-hour TBO, overhaul ~$700,000.
Falcon 900: 5,000-hour TBO, overhaul ~$1,100,000.
Reaching the time-between-overhaul (TBO) triggers a mandatory engine/airframe rebuild that affects resale value.
Disclaimer: All prices and cost estimates are from third-party sources for informational purposes only. Always obtain professional appraisal and inspection before purchase.
Prices updated daily · Data: FAA Registry, NTSB · About our data