Compare Cessna Citation CJ4 vs Gulfstream G400
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| Manufacturer | Cessna Citation | Gulfstream |
| Aircraft Type | CJ4 | G400 |
| Base Aircraft Price (USD) | $11,290,000 | 34500000 |
| Direct Operating Cost | $ 1,970 | - |
| DOC / nm | $ 4.37 | - |
| DOC / nm / Seat | $ 0.62 | - |
| Max Cruise Speed (ktas) | 440 | 539 |
| Max Range (nm) | 2170 | 4200 |
| Useful Load (lbs) | 6914 | 30650 |
| Total Seats | 9 | 12 |
| Cockpit | 2 | - |
| Standard Cabin Seats | 7 | - |
| Max Cabin Seats | 8 | 19 |
| Min Crew | 1 | 4 |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line 21 | Gulfstream Symmetry Flight Deck |
| Certification | FAA / EASA | - |
| OEM Verification | VERIFIED | - |
| Weights | ||
| MRAMP (lbs) | 18497 | - |
| MTOW (lbs) | 17110 | - |
| MLW (lbs) | 15660 | - |
| MZFW (lbs) | 12500 | - |
| BOW (lbs) | 10280 | - |
| BEW (lbs) | 10196 | - |
| Useful Load (lbs) | 6914 | 30650 |
| Max Payload (lbs) | 2637 | - |
| Fuel Capacity (lbs) | 5830 | - |
| Useful Load Max Fuel (lbs) | 1184 | - |
| Payload Max Fuel (lbs) | 1122 | - |
| Max Baggage Weight (lbs) | 1040 | - |
| Dimensions | ||
| Wingspan (ft) | 50 | - |
| Overall Height (ft) | 15.5 | - |
| Length (ft) | 53.4 | - |
| Cabin Height (ft) | 4.8 | - |
| Aisle Step (ft) | 0.4 | - |
| Cabin Width (ft) | 4.8 | - |
| Cabin Width - Floor (ft) | 3.1 | - |
| Cabin Length (ft) | 17.2 | - |
| Cabin Length - Seating (ft) | 14.8 | - |
| Baggage Volume Int. (cu. ft) | 7 | - |
| Baggage Volume Ext. (cu. ft) | 70 | - |
| Engine | ||
| No. of Engines | 2 | - |
| Manufacturer | Cessna Citation | Gulfstream |
| Model | FJ44-4A | - |
| Thrust (lbs) | 3621 | - |
| Flat Rating | ISA + 11 | - |
| FADEC | Yes | - |
| TBO (hrs) | 5000 | - |
| Fuel Capacity (gal) | 870 | - |
| Fuel Burn (lbph) | 757 | - |
| Avionics | ||
| Flight Deck | Rockwell Collins Pro Line 21 | - |
| FMS | 1 | - |
| Autopilot | 1 | - |
| PFD | 2 | - |
| MFD | 2 | - |
| GPS | 1 | - |
| AHRS | 2 | - |
| ADC | 2 | - |
| Transponder | 1 | - |
| VHF Com | 1 | - |
| VHF NAV | 1 | - |
| Cabin | ||
| Total Seats | 9 | 12 |
| Cockpit | 2 | - |
| Standard Cabin Seats | 7 | - |
| Max Cabin Seats | 8 | 19 |
| Min Crew | 1 | 4 |
| Lavatory | 1 Enclosed Belted Flushing | - |
| Lavatory Location | AFT | - |
| Galley / Refreshment | Galley | - |
| Galley Location | FWD | - |
| Crew Rest | No | - |
| Jump Seat | No | - |
| SL Cabin Altitude (ft) | 24005 | - |
| Cabin Pressure (psi) | 9 | - |
| Warranty | ||
| Airframe (Yrs) | 3 | - |
| Airframe (Hrs) | 1000 | - |
| Engine (Yrs) | 2 | - |
| Engine (Hrs) | 1000 | - |
| APU (Hrs) | 2000 | - |
| Performance | ||
| Max Cruise Speed (Mach) | 0.77 | - |
| Max Cruise Speed (ktas) | 440 | 539 |
| Long Range Cruise (Mach) | 0.66 | - |
| Long Range Cruise (ktas) | 377 | - |
| Vref (kias) | 117 | - |
| Max Range (nm) | 2170 | 4200 |
| Max Range Crew + 4 (nm) | 1918 | - |
| Max Range Crew + 6 (nm) | 1790 | - |
| Max Range Crew + 8 (nm) | 1612 | - |
| Take-off FL (ft) | 3410 | - |
| Take-Off (5000 / ISA + 10) | 5180 | - |
| Landing Roll (ft) | 2665 | - |
| Landing >50ft Obst. (ft) | 2940 | - |
| Max Climb Rate (fpm) | 3854 | - |
| Service Ceiling (ft) | 45000 | - |