Compare Gulfstream G650ER vs Gulfstream G800
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| Manufacturer | Gulfstream | Gulfstream |
| Aircraft Type | G650ER | G750 |
| Base Aircraft Price (USD) | $60,000,000 | 71500000 |
| Direct Operating Cost | $ 4,844 | - |
| DOC / nm | $ 9.39 | - |
| DOC / nm / Seat | $ 0.78 | - |
| Max Cruise Speed (ktas) | 516 | 982 |
| Max Range (nm) | 7500 | 8000 |
| Useful Load (lbs) | 49500 | - |
| Total Seats | 14 | 12 |
| Cockpit | 2 | - |
| Standard Cabin Seats | 12 | - |
| Max Cabin Seats | 19 | - |
| Min Crew | 4 | - |
| Flight Deck (Base Spec) | Gulfstream PlaneView II (Primus Epic) | - |
| Certification | FAA / EASA | - |
| OEM Verification | Un-Verified | - |
| Weights | ||
| MRAMP (lbs) | 104000 | - |
| MTOW (lbs) | 103600 | - |
| MLW (lbs) | 83500 | - |
| MZFW (lbs) | 60500 | - |
| BOW (lbs) | 54000 | - |
| Useful Load (lbs) | 49500 | - |
| Max Payload (lbs) | 6000 | - |
| Fuel Capacity (lbs) | 48200 | - |
| Payload Max Fuel (lbs) | 1300 | - |
| Max Baggage Weight (lbs) | 2500 | - |
| Dimensions | ||
| Wingspan (ft) | 99.6 | - |
| Overall Height (ft) | 25.7 | - |
| Length (ft) | 99.8 | - |
| Cabin Height (ft) | 6.5 | - |
| Aisle Step (ft) | Flat Floor | - |
| Cabin Width (ft) | 8.2 | - |
| Cabin Width - Floor (ft) | 6.7 | - |
| Cabin Length (ft) | 46.9 | - |
| Cabin Length - Seating (ft) | 32.7 | - |
| Baggage Volume Int. (cu. ft) | 235 | - |
| Engine | ||
| No. of Engines | 2 | - |
| Manufacturer | Gulfstream | Gulfstream |
| Model | BR725 A1-12 | - |
| Thrust (lbs) | 16900 | - |
| Flat Rating | ISA + 15 | - |
| FADEC | Yes | - |
| TBO (hrs) | On-Condition | - |
| Avionics | ||
| Flight Deck | Gulfstream PlaneView II (Primus Epic) | - |
| FMS | 3 | - |
| Autopilot | 2 | - |
| PFD | 2 | - |
| MFD | 2 | - |
| GPS | 2 | - |
| AHRS | 1 | - |
| Transponder | 2 | - |
| VHF Com | 2 | - |
| VHF NAV | 2 | - |
| Cabin | ||
| Total Seats | 14 | 12 |
| Cockpit | 2 | - |
| Standard Cabin Seats | 12 | - |
| Max Cabin Seats | 19 | - |
| Min Crew | 4 | - |
| Lavatory | 2 Enclosed Flushing | - |
| Lavatory Location | FWD / AFT | - |
| Galley / Refreshment | Galley | - |
| Galley Location | FWD | - |
| Crew Rest | Yes | - |
| Jump Seat | Yes | - |
| SL Cabin Altitude (ft) | 31900 | - |
| Cabin Pressure (psi) | 10.7 | - |
| Warranty | ||
| Airframe (Yrs) | 3 | - |
| Airframe (Hrs) | 1000 | - |
| Engine (Yrs) | 2 | - |
| Engine (Hrs) | 1000 | - |
| APU (Hrs) | 2000 | - |
| Performance | ||
| Max Cruise Speed (Mach) | 0.9 | - |
| Max Cruise Speed (ktas) | 516 | 982 |
| Long Range Cruise (Mach) | 0.85 | - |
| Long Range Cruise (ktas) | 487 | - |
| Vref (kias) | 114 | - |
| Max Range (nm) | 7500 | 8000 |
| Max Range Crew + 4 (nm) | 7500 | - |
| Max Range Crew + 6 (nm) | 7500 | - |
| Max Range Crew + 8 (nm) | 7500 | - |
| Take-off FL (ft) | 6299 | - |
| Take-Off (5000 / ISA + 10) | 11139 | - |
| Landing Roll (ft) | 3000 | - |
| Service Ceiling (ft) | 51000 | - |