Compare Beechcraft King Air 260 vs Cessna Citation CJ3+
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| Manufacturer | Beechcraft | Cessna Citation |
| Aircraft Type | KingAir 250 | CJ3+ |
| Base Aircraft Price (USD) | $6,450,000 | $9,915,000 |
| Direct Operating Cost | $ 1,333 | $ 1,680 |
| DOC / nm | $ 4.30 | $ 4.05 |
| DOC / nm / Seat | $ 0.72 | $ 0.58 |
| Max Cruise Speed (ktas) | 310 | 415 |
| Max Range (nm) | 1420 | 1898 |
| Useful Load (lbs) | 3760 | 5530 |
| Total Seats | 8 | 9 |
| Cockpit | 2 | 2 |
| Standard Cabin Seats | 6 | 7 |
| Max Cabin Seats | 8 | 8 |
| Min Crew | 1 | 1 |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line Fusion | Garmin G3000 |
| Flight Rules | IFR | - |
| Certification | FAA / EASA | FAA / EASA |
| OEM Verification | VERIFIED | VERIFIED |
| Weights | ||
| MRAMP (lbs) | 12590 | 14070 |
| MTOW (lbs) | 12500 | 13870 |
| MLW (lbs) | 12500 | 12750 |
| MZFW (lbs) | 11000 | 10510 |
| BOW (lbs) | 8830 | 8540 |
| BEW (lbs) | 8740 | 8340 |
| Useful Load (lbs) | 3760 | 5530 |
| Max Payload (lbs) | 2170 | 1970 |
| Fuel Capacity (lbs) | 3645 | 4710 |
| Useful Load Max Fuel (lbs) | - | 820 |
| Payload Max Fuel (lbs) | 115 | 820 |
| Max Baggage Weight (lbs) | 550 | 1000 |
| Dimensions | ||
| Wingspan (ft) | 57.9 | 53 |
| Overall Height (ft) | 14.8 | 15.2 |
| Length (ft) | 43.8 | 51.2 |
| Cabin Height (ft) | 4.8 | 4.8 |
| Aisle Step (ft) | - | 0.4 |
| Cabin Width (ft) | 4.5 | 4.8 |
| Cabin Width - Floor (ft) | 4.1 | 3.1 |
| Cabin Length (ft) | 16.7 | 15.7 |
| Cabin Length - Seating (ft) | 16.7 | 12.2 |
| Baggage Volume Int. (cu. ft) | 55 | - |
| Baggage Volume Ext. (cu. ft) | - | 65 |
| Engine | ||
| No. of Engines | 1 | 2 |
| Manufacturer | Beechcraft | Cessna Citation |
| Model | PT6A-52 | FJ44-3A |
| Horsepower | 850 | - |
| Thrust (lbs) | - | 2820 |
| Flat Rating | ISA + 37 | ISA + 11 |
| FADEC | Yes | Yes |
| TBO (hrs) | 3600 | 5000 |
| Fuel Capacity (gal) | 544 | 703 |
| Fuel Burn (lbph) | - | 624 |
| Avionics | ||
| Flight Deck | Rockwell Collins Pro Line Fusion | Garmin G3000 |
| Flight Rules | IFR | - |
| FMS | 1 | 1 |
| Autopilot | 1 | 1 x Garmin GFC-700 |
| PFD | 2 | 2 |
| MFD | 1 | 1 |
| GPS | 1 | 2 |
| AHRS | 1 | 2 |
| ADC | - | 2 |
| Transponder | 1 | 1 |
| VHF Com | 2 | 1 |
| VHF NAV | 2 | 1 |
| Cabin | ||
| Total Seats | 8 | 9 |
| Cockpit | 2 | 2 |
| Standard Cabin Seats | 6 | 7 |
| Max Cabin Seats | 8 | 8 |
| Min Crew | 1 | 1 |
| Lavatory | 1 Flushing | 1 Enclosed Belted Flushing |
| Lavatory Location | AFT | AFT |
| Galley / Refreshment | No | Galley |
| Galley Location | - | FWD |
| Crew Rest | - | No |
| Jump Seat | - | No |
| SL Cabin Altitude (ft) | 15293 | 23586 |
| Cabin Pressure (psi) | 6.5 | 8.9 |
| Other | ||
| Prop Manufacturer | Hartzell | - |
| Prop Description | 4-Blade Constant Feathering Reverse | - |
| Gear Type | Retractable | - |
| Warranty | ||
| Airframe (Yrs) | - | 3 |
| Airframe (Hrs) | - | 1000 |
| Engine (Yrs) | - | 2 |
| Engine (Hrs) | - | 1000 |
| APU (Hrs) | - | 2000 |
| Performance | ||
| Max Cruise Speed (Mach) | - | 0.72 |
| Max Cruise Speed (ktas) | 310 | 415 |
| Long Range Cruise (Mach) | - | 0.67 |
| Long Range Cruise (ktas) | 256 | 383 |
| Vref (kias) | - | 99 |
| Stall Speed - Clean (kias) | 80 | - |
| Max Range (nm) | 1420 | 1898 |
| Max Range Crew + 4 (nm) | 1038 | 1691 |
| Max Range Crew + 6 (nm) | - | 1467 |
| Max Range Crew + 8 (nm) | - | 1244 |
| Take-off FL (ft) | 2111 | 3180 |
| Take-Off (5000 / ISA + 10) | 3099 | 4750 |
| Landing >50ft Obst. (ft) | 2845 | 2770 |
| Max Climb Rate (fpm) | 2450 | 4478 |
| Service Ceiling (ft) | 35000 | 45000 |