Gulfstream G450 vs Cessna Citation X
The Citation X (super-mid speed-king, ~528 kt) and G450 (large heavy, ~4,350 nm) are different-class jets — the X is the speed leader of its segment; the G450 is the large-cabin transatlantic Gulfstream.
Live Market Snapshot
Current asking-price market, aggregated across multiple marketplaces · refreshed daily
Gulfstream G450
- For sale now
- 36
- Median asking
- $9,995,000
- Range
- $3,944,760–$16,222,750
- Listed on 2+ marketplaces
- 14
- Source marketplaces
- 10
- Model years available
- 2004–2017
Cessna Citation X
- For sale now
- 29
- Listed on 2+ marketplaces
- 6
- Source marketplaces
- 9
- Model years available
- 1997–2017
Live data from AeroGurus, aggregated daily across the used-aircraft market. Figures are current asking prices, not appraisals — confirm with a pre-buy inspection.
Full Specs Comparison
Swipe to see all specs
| Spec / Model | Gulfstream G450 | Cessna Citation X |
|---|---|---|
|
|
|
| Price Range | $3,944,760 – $16,222,750 | $4,122,500 – $10,827,500 |
| Category | Large Cabin Jet | Super-Midsize Jet |
| Model Specifications | ||
| Seats | 16 | 12 |
| Cruise Speed | 476 kts (882 km/h) | 480 kts (889 km/h) |
| Range | 4,350 nm (8,056 km) | 3,070 nm (5,686 km) |
| Service Ceiling | 45,000 ft (13,716 m) | 51,000 ft (15,545 m) |
| Max Gross Weight | 74,600 lbs (33,839 kg) | 36,100 lbs (16,375 kg) |
| Useful Load | 22,000 lbs (9,979 kg) | 6,800 lbs (3,084 kg) |
| Fuel Capacity | 4,370.0 gal (16540 L) | 1,050.0 gal (3974 L) |
| Fuel Burn | 340.0 GPH (1287 L/h) | 260.0 GPH (984 L/h) |
| TBO | 6,000 hrs | 5,000 hrs |
| Overhaul Cost | $700,000 | $600,000 |
| Annual Fixed | $600,000 | $500,000 |
| Hourly Variable | $3,600 | $3,800 |
| Engines | 2 x Turbofan | 2 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
Cessna Citation X
Fuel$1,430/hr
Variable$3,800/hr
Annual Fixed$500,000/yr
Total (200 hrs/yr)
$1,260,000/yr
Which Should You Buy: Gulfstream G450 or Cessna Citation X?
Bottom line: Choose the G450 for the heavy cabin and transatlantic missions. Choose the X for super-mid economics with outright speed — when the smaller cabin works.
Pick the G450 if…
- Budget matters — from $3,944,760 vs $4,122,500, you save ~$177,740.
- Lower operating cost — ~$3600/hr vs $3800/hr.
- More seats — 16 vs 12.
- Longer range — 4350 nm vs 3070 nm.
- Newer design — production from 2004 vs 1996.
- More inventory — 35 listings vs 27.
Pick the Citation X if…
- Faster cruise — 480 kts vs 476 kts.
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 Cessna Citation X?
It depends on your mission and budget.
The G450 cruises at 476 kts with 4,350 nm range.
The Citation X cruises at 480 kts with 3,070 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Gulfstream G450: from $14,295,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Gulfstream G450 and Cessna Citation X?
Seats: 16 vs 12.
Cruise: 476 vs 480 kts.
Range: 4350 vs 3070 nm.
Which is cheaper to operate per hour?
G450: about $3600/hr variable cost.
Citation X: about $3800/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.
Citation X: 12 seats / 6,800 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.
Citation X: 5,000-hour TBO, overhaul ~$600,000.
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