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Beechcraft Baron G58 vs Piper M500 vs Piper Seneca

The Beechcraft Baron G58 and Piper Seneca are piston twin-engine aircraft, typically chosen for redundancy and flexible mission profiles, while the Piper M500 is a single-engine turboprop aimed at higher-speed, higher-altitude personal and business travel. In range, the M500 generally leads for practical cross-country legs, commonly around 1,000 nautical miles depending on power settings, winds, and payload. The Baron G58 and Seneca are usually shorter-legged, often in the rough neighborhood of about 700 to 900 nautical miles with reserves, again varying with configuration and operating choices. For passenger capacity, the Baron G58 is normally arranged for up to about 5 or 6 seats, emphasizing comfort for a smaller group. The Seneca is commonly configured for up to 6 or 7 seats, making it the more “people-carrying” oriented of the two piston twins. The M500 is typically a 5- or 6-seat cabin aircraft; it carries fewer people than a high-density Seneca configuration but tends to offer stronger climb and cruise capability due to its turboprop powerplant.

SpecBeechcraft Baron G58Piper M500Piper Seneca
Summary
Cockpit222
DOC / nm$ 1.72$ 3.11$ 1.69
Total Seats666
Flight RulesIFRIFRIFR
ManufacturerBeechcraftPiperPiper
Aircraft NameBaron G58M500Seneca
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)14801000828
DOC / nm / Seat$ 0.29$ 0.78$ 0.28
OEM VerificationUn-VerifiedVERIFIEDUn-Verified
Useful Load (lbs)145016981331
Standard Cabin Seats444
Direct Operating Cost$ 347$ 579$ 337
Flight Deck (Base Spec)Garmin G1000 NXiGarmin G1000 NXiGarmin G1000 NXi
Max Cruise Speed (ktas)202260200
Base Aircraft Price (USD) $1,495,000 $2,122,600 $1,095,000
Min Crew1
Cabin
Cockpit222
Total Seats656
Standard Cabin Seats444
LavatoryNo
Min Crew1
Galley LocationMID
Cabin Pressure (psi)5.5
Galley / RefreshmentRefreshment Centre
SL Cabin Altitude (ft)12600
Max Cabin Altitude (ft)8244
Engine
FADECNoNoNo
ModelIO-550-CPT6A-42ATSIO-360-RB
Fuel TypeAvGasAvGas
TBO (hrs)170036001800
TBO (yrs)12
Horsepower300500220
Fuel DeliveryFuel InjectedFuel Injected
No. of Engines212
Fuel Capacity (gal)194170122
Flat RatingISA + 55
Dimensions
Length (ft)29.929.628.6
Wingspan (ft)37.943.239
Cabin Width (ft)3.54.1
Cabin Height (ft)4.24
Cabin Length (ft)12.612.3
Overall Height (ft)9.811.310
Cabin Volume (cu. ft)150165
Baggage Volume Int. (cu. ft)4620