Gulfstream G550 vs Gulfstream G650
The Gulfstream G550 (~6,750 nm) and G650 (~7,000 nm) are both ultra-long-range Gulfstreams but generations apart — the G650 has the wider cabin, higher cruise (~516 kt), longer range and modern PlaneView II.
Full Specs Comparison
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| Spec / Model | Gulfstream G550 | Gulfstream G650 |
|---|---|---|
|
|
|
| Price Range | $5,000,000 – $34,950,000 | $35,500,000 |
| Category | Large Cabin Jet | Ultra-Long Range Jet |
| Model Specifications | ||
| Seats | 18 | 19 |
| Cruise Speed | 488 kts (904 km/h) | 488 kts (904 km/h) |
| Range | 6,750 nm (12,501 km) | 7,500 nm (13,890 km) |
| Service Ceiling | 51,000 ft (15,545 m) | 51,000 ft (15,545 m) |
| Max Gross Weight | 91,000 lbs (41,278 kg) | 99,600 lbs (45,179 kg) |
| Useful Load | 27,500 lbs (12,474 kg) | 30,000 lbs (13,608 kg) |
| Fuel Capacity | 6,078.0 gal (23005 L) | 6,800.0 gal (25738 L) |
| Fuel Burn | 380.0 GPH (1438 L/h) | 410.0 GPH (1552 L/h) |
| TBO | 7,000 hrs | 6,000 hrs |
| Overhaul Cost | $1,300,000 | $900,000 |
| Annual Fixed | $900,000 | $1,200,000 |
| Hourly Variable | $5,500 | $5,800 |
| Engines | 2 x Turbofan | 2 x Turbofan |
Cost of Ownership
EstimateGulfstream G550
Fuel$2,090/hr
Variable$5,500/hr
Annual Fixed$900,000/yr
Total (200 hrs/yr)
$2,000,000/yr
Gulfstream G650
Fuel$2,255/hr
Variable$5,800/hr
Annual Fixed$1,200,000/yr
Total (200 hrs/yr)
$2,360,000/yr
Which Should You Buy: Gulfstream G550 or Gulfstream G650?
Bottom line: Choose the G650 for the largest cabin, fastest cruise and longest range in business aviation — the segment-defining ultra-flagship. Choose the G550 for proven ultra-long-range capability at materially lower acquisition cost — still an exceptional aircraft.
Pick the G550 if…
- Budget matters — from $5,000,000 vs $35,500,000, you save ~$30,500,000.
- Lower operating cost — ~$5500/hr vs $5800/hr.
- More inventory — 66 listings vs 19.
Pick the G650 if…
- More seats — 19 vs 18.
- Longer range — 7500 nm vs 6750 nm.
- Newer design — production from 2012 vs 2003.
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 G550 or Gulfstream G650?
It depends on your mission and budget.
The G550 cruises at 488 kts with 6,750 nm range.
The G650 cruises at 488 kts with 7,500 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Gulfstream G550: from $5,000,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Gulfstream G550 and Gulfstream G650?
Seats: 18 vs 19.
Cruise: 488 vs 488 kts.
Range: 6750 vs 7500 nm.
Which is cheaper to operate per hour?
G550: about $5500/hr variable cost.
G650: about $5800/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?
G550: 18 seats / 27,500 lb useful load.
G650: 19 seats / 30,000 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?
G550: 7,000-hour TBO, overhaul ~$1,300,000.
G650: 6,000-hour TBO, overhaul ~$900,000.
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