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Beechcraft King Air 260 vs Piper M350

The Beechcraft King Air 260 and Piper M350 sit in different aircraft categories with distinct missions. The King Air 260 is a twin‑engine turboprop, typically positioned as a small business/utility aircraft with strong short‑field and climb performance and the redundancy of two engines. The Piper M350 is a single‑engine, pressurized piston aircraft, generally aimed at owner‑pilots seeking efficient personal and light business travel with lower operating complexity than a twin turboprop. In range, the King Air 260 generally offers a longer, more flexible real‑world mission profile, often around the mid‑1,000‑nautical‑mile class depending on payload and conditions, while the M350 is typically in the roughly 1,000‑nautical‑mile class, again varying with power settings, winds, and reserves. For passenger capacity, the King Air 260 is commonly configured for about six to nine occupants (depending on interior), whereas the Piper M350 is usually arranged for about five to six seats including the pilot, making it better suited to smaller groups.

SpecBeechcraft King Air 260Piper M350
Summary
Cockpit22
DOC / nm$ 4.30$ 1.34
Min Crew1
Total Seats86
Flight RulesIFRVFR
ManufacturerBeechcraftPiper
Aircraft NameKingAir 250M350
CertificationFAA / EASAFAA / EASA
Max Range (nm)14201343
DOC / nm / Seat$ 0.72$ 0.22
Max Cabin Seats8
OEM VerificationVERIFIEDUn-Verified
Useful Load (lbs)37601308
Standard Cabin Seats64
Direct Operating Cost$ 1,333$ 285
Flight Deck (Base Spec)Rockwell Collins Pro Line FusionGarmin G1000 NXi
Max Cruise Speed (ktas)310213
Base Aircraft Price (USD)$6,450,000$1,195,000
Cabin
Cockpit22
Lavatory1 Flushing
Min Crew1
Total Seats86
Max Cabin Seats8
Lavatory LocationAFT
Cabin Pressure (psi)6.55.6
Galley / RefreshmentNo
Standard Cabin Seats64
SL Cabin Altitude (ft)15293
Engine
FADECYesNo
ModelPT6A-52TIO-540-AE2A
TBO (hrs)36002000
Horsepower850350
Flat RatingISA + 37
No. of Engines11
Fuel Capacity (gal)544120
Fuel TypeAvGas
TBO (yrs)12
Fuel DeliveryFuel Injected
Dimensions
Length (ft)43.829
Wingspan (ft)57.943
Cabin Width (ft)4.54.1
Cabin Height (ft)4.84
Cabin Length (ft)16.712.3
Overall Height (ft)14.811.4
Cabin Width - Floor (ft)4.1
Cabin Length - Seating (ft)16.7
Baggage Volume Int. (cu. ft)5520
Cabin Volume (cu. ft)165
Baggage Volume Ext. (cu. ft)13