Compare Dassault Falcon 900LX vs Gulfstream G400
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| Manufacturer | Dassault Falcon | Gulfstream |
| Aircraft Type | 900LX | G400 |
| Base Aircraft Price (USD) | $44,000,000 | 34500000 |
| Direct Operating Cost | $ 3,588 | - |
| DOC / nm | $ 7.57 | - |
| DOC / nm / Seat | $ 0.63 | - |
| Max Cruise Speed (ktas) | 498 | 539 |
| Max Range (nm) | 4750 | 4200 |
| Useful Load (lbs) | 22450 | 30650 |
| Total Seats | 16 | 12 |
| Cockpit | 2 | - |
| Standard Cabin Seats | 14 | - |
| Max Cabin Seats | 14 | 19 |
| Min Crew | 2 | 4 |
| Flight Deck (Base Spec) | Honeywell Primus EASy II | Gulfstream Symmetry Flight Deck |
| Certification | FAA / EASA | - |
| OEM Verification | VERIFIED | - |
| Weights | ||
| MRAMP (lbs) | 49200 | - |
| MTOW (lbs) | 49000 | - |
| MLW (lbs) | 44500 | - |
| MZFW (lbs) | 30864 | - |
| BOW (lbs) | 26750 | - |
| BEW (lbs) | 26550 | - |
| Useful Load (lbs) | 22450 | 30650 |
| Max Payload (lbs) | 4114 | - |
| Fuel Capacity (lbs) | 21000 | - |
| Payload Max Fuel (lbs) | 1545 | - |
| Max Baggage Weight (lbs) | 2866 | - |
| Dimensions | ||
| Wingspan (ft) | 70.2 | - |
| Overall Height (ft) | 24.8 | - |
| Length (ft) | 66.4 | - |
| Cabin Height (ft) | 6.2 | - |
| Cabin Width (ft) | 7.7 | - |
| Cabin Width - Floor (ft) | 6.3 | - |
| Cabin Length (ft) | 33.2 | - |
| Cabin Length - Seating (ft) | 23.5 | - |
| Cabin Volume (cu. ft) | 1264 | - |
| Baggage Volume Int. (cu. ft) | 127 | - |
| Engine | ||
| No. of Engines | 3 | - |
| Manufacturer | Dassault Falcon | Gulfstream |
| Model | TFE731-60 | - |
| Thrust (lbs) | 5000 | - |
| Flat Rating | ISA + 17 | - |
| FADEC | Yes | - |
| TBO (hrs) | 5000 | - |
| Avionics | ||
| Flight Deck | Honeywell Primus EASy II | - |
| FMS | 3 | - |
| Autopilot | 2 | - |
| PFD | 2 | - |
| MFD | 2 | - |
| GPS | 3 | - |
| AHRS | 1 | - |
| Transponder | 2 | - |
| VHF Com | 3 | - |
| VHF NAV | 3 | - |
| Cabin | ||
| Total Seats | 16 | 12 |
| Cockpit | 2 | - |
| Standard Cabin Seats | 14 | - |
| Max Cabin Seats | 14 | 19 |
| Min Crew | 2 | 4 |
| Lavatory | 1 Enclosed Flushing | - |
| Lavatory Location | AFT | - |
| Galley / Refreshment | Galley | - |
| Galley Location | FWD | - |
| Crew Rest | No | - |
| Jump Seat | No | - |
| SL Cabin Altitude (ft) | 25300 | - |
| Cabin Pressure (psi) | 9.6 | - |
| Other | ||
| APU Manufacturer | - | - |
| APU Model | - | - |
| APU TBO (hrs) | - | - |
| Warranty | ||
| Airframe (Yrs) | 3 | - |
| Airframe (Hrs) | 1000 | - |
| Engine (Yrs) | 2 | - |
| Engine (Hrs) | 1000 | - |
| APU (Hrs) | 2000 | - |
| Performance | ||
| Max Cruise Speed (Mach) | 0.87 | - |
| Max Cruise Speed (ktas) | 498 | 539 |
| Long Range Cruise (Mach) | 0.8 | - |
| Long Range Cruise (ktas) | 458 | - |
| Vref (kias) | 111 | - |
| Max Range (nm) | 4750 | 4200 |
| Max Range Crew + 4 (nm) | 4650 | - |
| Take-off FL (ft) | 5360 | - |
| Take-Off (5000 / ISA + 10) | 6715 | - |
| Landing Roll (ft) | 2415 | - |
| Max Climb Rate (fpm) | 2055 | - |
| Service Ceiling (ft) | 51000 | - |