AIR.ONE

Beechcraft Baron G58 vs Diamond Aircraft Da62 vs Piper Seneca

The Beechcraft Baron G58, Diamond Aircraft DA62, and Piper Seneca are all light, piston-powered, twin‑engine airplanes typically used for personal travel, business transport, and advanced training, but they differ in emphasis. The Baron G58 is often viewed as the more traditional, performance‑oriented “classic” twin in this class, usually configured for about five to six occupants and suited to efficient mid‑range trips roughly in the 1,000–1,500 nautical mile bracket depending on power settings and reserves. The Diamond DA62 is a newer‑generation composite twin aimed at high efficiency and cabin comfort, commonly seating six to seven and typically offering a similar or somewhat longer practical range, often around 1,200–1,700 nautical miles depending on configuration. The Piper Seneca is a widely used, versatile light twin frequently found in training and utility roles; it generally carries five to six and tends to have a broadly comparable but often slightly shorter practical range than the DA62, commonly around 800–1,300 nautical miles depending on model and operating conditions. Actual usable range and seating depend heavily on payload, fuel reserves, and optional equipment.

SpecBeechcraft Baron G58Diamond Aircraft DA62Piper Seneca
Summary
Cockpit222
DOC / nm$ 1.72$ 1.18$ 1.69
Total Seats656
Flight RulesIFRIFRIFR
ManufacturerBeechcraftDiamond AircraftPiper
Aircraft NameBaron G58DA62Seneca
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)14801283828
DOC / nm / Seat$ 0.29$ 0.24$ 0.28
OEM VerificationUn-VerifiedUn-VerifiedUn-Verified
Useful Load (lbs)145015651331
Standard Cabin Seats434
Direct Operating Cost$ 347$ 225$ 337
Flight Deck (Base Spec)Garmin G1000 NXiGarmin G1000 NXiGarmin G1000 NXi
Max Cruise Speed (ktas)202190200
Base Aircraft Price (USD) $1,495,000 $1,290,000 $1,095,000
Max Cabin Seats5
Cabin
Cockpit222
Total Seats656
Standard Cabin Seats434
Max Cabin Seats5
Engine
FADECNoYesNo
ModelIO-550-CAE330TSIO-360-RB
Fuel TypeAvGasDiesel / Jet FuelAvGas
TBO (hrs)170018001800
TBO (yrs)12
Horsepower300180220
Fuel DeliveryFuel InjectedFuel InjectedFuel Injected
No. of Engines222
Fuel Capacity (gal)19489122
Usable Fuel (gal)86
Dimensions
Length (ft)29.930.128.6
Wingspan (ft)37.947.839
Cabin Width (ft)3.5
Cabin Height (ft)4.2
Cabin Length (ft)12.6
Overall Height (ft)9.89.310
Cabin Volume (cu. ft)150
Baggage Volume Int. (cu. ft)46