Compare Beechcraft King Air 360 vs Viking DHC-6 Twin Otter
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| Manufacturer | Beechcraft | Viking |
| Aircraft Type | KingAir 350i | DHC-6 Twin Otter |
| Base Aircraft Price (USD) | $7,650,000 | $7,150,000 |
| Direct Operating Cost | $ 1,311 | $ 1,084 |
| DOC / nm | $ 4.20 | $ 5.96 |
| DOC / nm / Seat | $ 0.53 | $ 0.31 |
| Max Cruise Speed (ktas) | 312 | 182 |
| Max Range (nm) | 1560 | 775 |
| Useful Load (lbs) | 5145 | 4425 |
| Total Seats | 10 | 21 |
| Cockpit | 2 | 2 |
| Standard Cabin Seats | 8 | 19 |
| Max Cabin Seats | 9 | 19 |
| Min Crew | 1 | 1 |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line Fusion | Honeywell Primus Apex |
| Flight Rules | IFR | IFR |
| Certification | FAA / EASA | FAA / EASA |
| OEM Verification | VERIFIED | VERIFIED |
| Weights | ||
| MRAMP (lbs) | 15100 | 12525 |
| MTOW (lbs) | 15000 | 12500 |
| MLW (lbs) | 15000 | 12500 |
| MZFW (lbs) | 12500 | 11000 |
| BOW (lbs) | 9955 | 8830 |
| BEW (lbs) | 9855 | 8075 |
| Useful Load (lbs) | 5145 | 4425 |
| Max Payload (lbs) | 2545 | 3555 |
| Fuel Capacity (lbs) | 3611 | 2268 |
| Payload Max Fuel (lbs) | 1534 | 876 |
| Max Baggage Weight (lbs) | 1150 | - |
| Dimensions | ||
| Wingspan (ft) | 57.9 | 65 |
| Overall Height (ft) | 14.4 | 19.5 |
| Length (ft) | 46.7 | 51.8 |
| Cabin Height (ft) | 4.8 | 5 |
| Cabin Width (ft) | 4.5 | 5.4 |
| Cabin Width - Floor (ft) | 4.1 | 4.4 |
| Cabin Length (ft) | 19.5 | 18.5 |
| Cabin Length - Seating (ft) | 19.5 | - |
| Cabin Volume (cu. ft) | - | 384 |
| Baggage Volume Int. (cu. ft) | 71 | 88 |
| Baggage Volume Ext. (cu. ft) | - | 35 |
| Engine | ||
| No. of Engines | 1 | 2 |
| Manufacturer | Beechcraft | Viking |
| Model | PT6A-60A | PT6A-34 |
| Horsepower | 1050 | 620 |
| Flat Rating | ISA + 10 | ISA + 27 |
| FADEC | Yes | No |
| TBO (hrs) | 3600 | 4000 |
| Fuel Capacity (gal) | 539 | 378 |
| Avionics | ||
| Flight Deck | Rockwell Collins Pro Line Fusion | Honeywell Primus Apex |
| Flight Rules | IFR | IFR |
| FMS | 2 | - |
| Autopilot | 1 | 1 |
| PFD | 2 | 2 |
| MFD | 1 | 1 |
| GPS | 1 | 2 |
| AHRS | 1 | 1 |
| Transponder | 1 | 2 |
| VHF Com | 2 | 1 |
| VHF NAV | 2 | 1 |
| Cabin | ||
| Total Seats | 10 | 21 |
| Cockpit | 2 | 2 |
| Standard Cabin Seats | 8 | 19 |
| Max Cabin Seats | 9 | 19 |
| Min Crew | 1 | 1 |
| Cargo Door | - | Yes |
| Lavatory | Optional | No |
| Lavatory Location | AFT | - |
| Galley / Refreshment | Optional | No |
| Galley Location | FWD | - |
| Cabin Pressure (psi) | 6.5 | Un-Pressurized |
| Other | ||
| Prop Manufacturer | Hartzell | Hartzell |
| Prop Description | 4-Blade Constant Feathering Reverse | 3-Blade Constant Feathering Reverse |
| Gear Type | Retractable | Nose-Wheel |
| Performance | ||
| Max Cruise Speed (Mach) | 0.58 | - |
| Max Cruise Speed (ktas) | 312 | 182 |
| Long Range Cruise (ktas) | 235 | 170 |
| Vref (kias) | 100 | - |
| Stall Speed - Clean (kias) | 82 | - |
| Max Range (nm) | 1560 | 775 |
| Max Range Crew + 4 (nm) | 1533 | - |
| Endurance (hrs) | - | 7.1 |
| Take-off FL (ft) | 3300 | - |
| Take-off Roll (ft) | - | 1490 |
| Take-Off (5000 / ISA + 10) | 5376 | - |
| Landing >50ft Obst. (ft) | 2692 | - |
| Max Climb Rate (fpm) | 2731 | 1600 |
| Service Ceiling (ft) | 35000 | 25000 |