Compare Beechcraft King Air 260 vs Beechcraft KingAir Denali
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| Manufacturer | Beechcraft | GE® Aerospace |
| Aircraft Type | KingAir 250 | KingAir Denali |
| Base Aircraft Price (USD) | $6,450,000 | $4,150,000 |
| Direct Operating Cost | $ 1,333 | $ 1,111 |
| DOC / nm | $ 4.30 | $ 4.08 |
| DOC / nm / Seat | $ 0.72 | $ 0.68 |
| Max Cruise Speed (ktas) | 310 | 285 |
| Max Range (nm) | 1420 | 1600 |
| Useful Load (lbs) | 3760 | 3280 |
| Total Seats | 8 | 11 |
| Cockpit | 2 | 2 |
| Standard Cabin Seats | 6 | 7 |
| Max Cabin Seats | 8 | 9 |
| Min Crew | 1 | 1 |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line Fusion | Rockwell Collins Pro Line Fusion |
| Flight Rules | IFR | IFR |
| Certification | FAA / EASA | FAA / EASA |
| OEM Verification | VERIFIED | VERIFIED |
| Weights | ||
| MRAMP (lbs) | 12590 | 10545 |
| MTOW (lbs) | 12500 | 10485 |
| MLW (lbs) | 12500 | 9832 |
| MZFW (lbs) | 11000 | 9378 |
| BOW (lbs) | 8830 | 7265 |
| BEW (lbs) | 8740 | 7205 |
| Useful Load (lbs) | 3760 | 3280 |
| Max Payload (lbs) | 2170 | 2113 |
| Fuel Capacity (lbs) | 3645 | - |
| Payload Max Fuel (lbs) | 115 | 1100 |
| Max Baggage Weight (lbs) | 550 | 350 |
| Dimensions | ||
| Wingspan (ft) | 57.9 | 54.3 |
| Overall Height (ft) | 14.8 | 4.65 |
| Length (ft) | 43.8 | 14.86 |
| Cabin Height (ft) | 4.8 | 4.8 |
| Cabin Width (ft) | 4.5 | 4.5 |
| Cabin Width - Floor (ft) | 4.1 | 4.1 |
| Cabin Length (ft) | 16.7 | 12.6 |
| Cabin Length - Seating (ft) | 16.7 | 12.6 |
| Baggage Volume Int. (cu. ft) | 55 | 48 |
| Engine | ||
| No. of Engines | 1 | 1 |
| Manufacturer | Beechcraft | GE® Aerospace |
| Model | PT6A-52 | Catalyst™ |
| Horsepower | 850 | - |
| Flat Rating | ISA + 37 | - |
| FADEC | Yes | - |
| TBO (hrs) | 3600 | - |
| Fuel Capacity (gal) | 544 | - |
| Avionics | ||
| Flight Deck | Rockwell Collins Pro Line Fusion | Garmin G3000 |
| Flight Rules | IFR | IFR |
| FMS | 1 | 1 |
| Autopilot | 1 | 1 |
| PFD | 2 | 2 |
| MFD | 1 | 1 |
| GPS | 1 | 1 |
| AHRS | 1 | - |
| Transponder | 1 | 1 |
| VHF Com | 2 | 2 |
| VHF NAV | 2 | 2 |
| Cabin | ||
| Total Seats | 8 | 11 |
| Cockpit | 2 | 2 |
| Standard Cabin Seats | 6 | 7 |
| Max Cabin Seats | 8 | 9 |
| Min Crew | 1 | 1 |
| Lavatory | 1 Flushing | 1 Flushing |
| Lavatory Location | AFT | AFT |
| Galley / Refreshment | No | No |
| SL Cabin Altitude (ft) | 15293 | 11065 |
| Cabin Pressure (psi) | 6.5 | 5 |
| Other | ||
| Prop Manufacturer | Hartzell | - |
| Prop Description | 4-Blade Constant Feathering Reverse | - |
| Gear Type | Retractable | - |
| Performance | ||
| Max Cruise Speed (ktas) | 310 | 285 |
| Long Range Cruise (ktas) | 256 | - |
| Stall Speed - Clean (kias) | 80 | 75 |
| Max Range (nm) | 1420 | 1600 |
| Max Range Crew + 4 (nm) | 1038 | 1600 |
| Take-off FL (ft) | 2111 | 2950 |
| Take-Off (5000 / ISA + 10) | 3099 | 3375 |
| Landing >50ft Obst. (ft) | 2845 | - |
| Max Climb Rate (fpm) | 2450 | - |
| Service Ceiling (ft) | 35000 | - |