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Beechcraft King Air 360 Er vs Bell 525 Relentless vs Daher Tbm 960 vs Piaggio Avanti Evo

The Beechcraft King Air 360ER and Daher TBM 960 are both pressurized turboprops, but they suit different missions. The King Air 360ER is a twin‑engine utility/business aircraft optimized for flexibility, short/rough-field capability, and redundancy; it typically carries more people than the TBM and offers long-range capability for its class. The TBM 960 is a high‑performance single‑engine business turboprop focused on speed and owner‑pilot efficiency; it generally carries fewer passengers but is often used for fast, point‑to‑point trips with strong range for a single. The Piaggio Avanti EVO is also a twin turboprop, positioned as a high-speed, efficient executive aircraft; it typically offers a comfortable cabin for a mid‑single‑digit passenger load and competitive range, often emphasizing cruise speed and cabin comfort versus traditional utility roles. The Bell 525 Relentless differs entirely as a fly‑by‑wire super‑medium helicopter. It usually carries a comparable or higher passenger count than these turboprops in typical configurations, but its range is generally shorter than fixed‑wing options, trading that for vertical access and mission flexibility.

SpecBell 525 RelentlessDaher TBM 960Piaggio Avanti EVO
Summary
Cockpit222
Min Crew211
Total Seats1868
Flight RulesIFRIFRIFR
ManufacturerBellDaher TBMPiaggio
Aircraft Name525 RelentlessTBM 960Avanti EVO
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)58017301530
Max Cabin Seats167
OEM VerificationVERIFIEDUn-VerifiedUn-Verified
Useful Load (lbs)667529083775
Standard Cabin Seats1646
Flight Deck (Base Spec)Garmin G5000HGarmin G3000Rockwell Collins Pro Line 21
Max Cruise Speed (ktas)160330400
Base Aircraft Price (USD)$15,000,000$4,450,000$ 7,695,000
DOC / nm$ 2.25
Aircraft TypeTurbo Prop
DOC / nm / Seat$ 0.56
Direct Operating Cost$ 744
Cabin
Cockpit222
Min Crew211
Total Seats1868
Max Cabin Seats167
Standard Cabin Seats1646
LavatoryNoNo
Galley LocationMID
Cabin Pressure (psi)6.29
SL Cabin Altitude (ft)1439024000
Galley / RefreshmentNo
Max Cabin Altitude (ft)6600
Engine
FADECDual-ChannelYesYes
ModelCT7-2F1TBM 960PT6A–66B
Fuel TypeJetFuel
TBO (hrs)400035003600
Horsepower1800850850
No. of Engines22
Fuel Capacity (gal)641
Flat RatingISA + 49ISA + 28
Fuel Burn (gph)100
Dimensions
Width (ft)25.77
Length (ft)61.5835.347.3
Cabin Width (ft)7.5846.1
Cabin Height (ft)4.54.15.8
Cabin Length (ft)15.513.414.9
Overall Height (ft)18.1813.1
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)128
Wingspan (ft)42.147.1
Cabin Volume (cu. ft)123
Cabin Width - Floor (ft)3.5
Baggage Volume Int. (cu. ft)35.2