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Beechcraft Baron G58 vs Beechcraft Bonanza G36 vs Diamond Aircraft Da42 Vi

The Beechcraft Baron G58 is a piston twin aimed at owners who want redundancy and stronger climb performance, especially in hot/high or overwater scenarios. It typically carries up to six people in a club-style cabin and offers a solid IFR traveling range, generally in the high-hundreds of nautical miles depending on power settings and reserves. The Beechcraft Bonanza G36 is a high-performance single, often chosen for lower operating complexity and cost than a twin while still providing a premium cabin. It also seats up to six, but with one engine it prioritizes simplicity and efficiency; its practical range is broadly comparable to the Baron’s, commonly around the upper-hundreds of nautical miles, again depending on loading and cruise power. The Diamond Aircraft DA42 VI is a modern, efficient piston twin (diesel/Jet-A), oriented toward fuel economy, long endurance, and high-altitude capability. It typically seats four, trading cabin capacity for efficiency, and it often achieves longer still-air range than the Beechcraft pair, frequently around or above the 1,000-nautical-mile class with conservative cruise settings.

SpecBeechcraft Baron G58Beechcraft Bonanza G36Diamond Aircraft DA42 VI
Summary
Cockpit22
DOC / nm$ 1.72$ 1.16$ 1.11
Total Seats664
Flight RulesIFRVFRIFR
ManufacturerBeechcraftBeechcraftDiamond Aircraft
Aircraft NameBaron G58Bonanza G36DA42 VI
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)14809201273
DOC / nm / Seat$ 0.29$ 0.19$ 0.28
OEM VerificationUn-VerifiedUn-VerifiedUn-Verified
Useful Load (lbs)145010501298
Standard Cabin Seats44
Direct Operating Cost$ 347$ 204$ 211
Flight Deck (Base Spec)Garmin G1000 NXiGarmin G1000 NXiGarmin G1000 NXi
Max Cruise Speed (ktas)202176190
Base Aircraft Price (USD) $1,495,000 $925,000 $869,000
Cabin
Cockpit22
Total Seats664
Standard Cabin Seats44
Engine
FADECNoNoYes
ModelIO-550-CIO-550-BAE300
Fuel TypeAvGasAvGasDiesel / Jet Fuel
TBO (hrs)170017001800
TBO (yrs)1212
Horsepower300300168
Fuel DeliveryFuel InjectedFuel InjectedFuel Injected
No. of Engines212
Fuel Capacity (gal)1947479.4
Usable Fuel (gal)76.4
Dimensions
Length (ft)29.927.528.1
Wingspan (ft)37.933.544.5
Cabin Width (ft)3.53.5
Cabin Height (ft)4.24.2
Cabin Length (ft)12.612.6
Overall Height (ft)9.88.68.2
Cabin Volume (cu. ft)150100
Baggage Volume Int. (cu. ft)4610