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Cessna 206 Turbo Stationair vs Diamond Aircraft Da62 vs Piper M350 vs Piper Seneca

The Cessna Turbo Stationair (typically the pressurized 206/207-class utility single) is best viewed as a rugged, high-wing, single‑engine piston aircraft optimized for short-field access and flexible loading. It generally carries about five to six people and offers moderate range, commonly in the mid-hundreds of nautical miles depending on power settings and payload. The Diamond DA62 is a modern, composite, twin‑engine piston aircraft aimed at efficient, comfortable travel. It typically seats six to seven and, thanks to efficient aerodynamics and optional long-range fuel, can deliver strong range for its class, often around or above 1,000 nautical miles in typical cruise planning. The Piper M350 is a pressurized, single‑engine piston aircraft positioned for higher-altitude, higher-weather-capability personal and business travel. It usually seats about five to six and provides solid range roughly comparable to, or a bit better than, many utility singles, often around 1,000 nautical miles with reserves depending on loading. The Piper Seneca is a conventional twin‑engine piston platform used for personal, business, and training. It generally seats six and offers moderate-to-good range, typically less than the DA62 and often similar to or slightly below the M350, depending on variant and mission.

SpecCessna Turbo StationairDiamond Aircraft DA62Piper M350Piper Seneca
Summary
Cockpit2222
DOC / nm$ 1.08$ 1.18$ 1.34$ 1.69
Total Seats6566
Flight RulesVFRIFRVFRIFR
ManufacturerCessnaDiamond AircraftPiperPiper
Aircraft Name206 Turbo StationairDA62M350Seneca
CertificationFAA / EASAFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)70312831343828
DOC / nm / Seat$ 0.18$ 0.24$ 0.22$ 0.28
OEM VerificationUn-VerifiedUn-VerifiedUn-VerifiedUn-Verified
Standard Cabin Seats4344
Direct Operating Cost$ 174$ 225$ 285$ 337
Flight Deck (Base Spec)Garmin G1000 NXiGarmin G1000 NXiGarmin G1000 NXiGarmin G1000 NXi
Max Cruise Speed (ktas)161190213200
Base Aircraft Price (USD) $745,000 $1,290,000 $1,195,000 $1,095,000
Max Cabin Seats5
Useful Load (lbs)156513081331
Cabin
Cockpit2222
Total Seats6566
Standard Cabin Seats4344
Max Cabin Seats5
Cabin Pressure (psi)5.6
Engine
FADECNoYesNoNo
ModelTIO-540-AJ1AAE330TIO-540-AE2ATSIO-360-RB
Fuel TypeAvGasDiesel / Jet FuelAvGasAvGas
TBO (hrs)2000180020001800
TBO (yrs)1212
Horsepower350180350220
Fuel DeliveryFuel InjectedFuel InjectedFuel InjectedFuel Injected
No. of Engines1212
Fuel Capacity (gal)8789120122
Usable Fuel (gal)86
Dimensions
Length (ft)28.330.12928.6
Wingspan (ft)3647.84339
Cabin Width (ft)3.64.1
Cabin Height (ft)4.24
Cabin Length (ft)12.112.3
Overall Height (ft)9.49.311.410
Baggage Volume Int. (cu. ft)1120
Cabin Volume (cu. ft)165
Baggage Volume Ext. (cu. ft)13