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Bell 525 Relentless vs Dassault Falcon 8x vs Embraer Legacy 650 E vs Piaggio Avanti Evo

By category, the Bell 525 Relentless is a super‑medium, fly‑by‑wire helicopter aimed at point‑to‑point and offshore missions, while the Dassault Falcon 8X is an ultra‑long‑range, large‑cabin business jet optimized for intercontinental travel. The Embraer Legacy 650E is a large‑cabin, long‑range business jet positioned below the 8X in range and cabin class, and the Piaggio Avanti EVO is a high‑speed turboprop business aircraft often used for efficient regional missions. On range, the Falcon 8X leads at roughly 6,400 nautical miles, enabling true global city pairs. The Legacy 650E follows at about 3,900 nautical miles, covering most transcontinental and many transatlantic routes with reserves. The Avanti EVO is typically around 1,700–1,800 nautical miles, suited to shorter business legs. The Bell 525’s range is much shorter than the fixed‑wing aircraft, generally in the several‑hundred‑nautical‑mile class depending on payload and reserves. For passenger capacity, the Falcon 8X and Legacy 650E commonly seat about 12–14 in executive layouts, the Avanti EVO typically around 6–9, and the Bell 525 usually about 12–16 depending on configuration.

SpecBell 525 RelentlessDassault Falcon 8XPiaggio Avanti EVO
Summary
Cockpit222
Min Crew221
Total Seats18178
Flight RulesIFRIFR
ManufacturerBellDassault FalconPiaggio
Aircraft Name525 Relentless8XAvanti EVO
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)58064501530
Max Cabin Seats16167
OEM VerificationVERIFIEDVERIFIEDUn-Verified
Useful Load (lbs)6675369003775
Standard Cabin Seats16146
Flight Deck (Base Spec)Garmin G5000HHoneywell Primus EASy IIRockwell Collins Pro Line 21
Max Cruise Speed (ktas)160516400
Base Aircraft Price (USD)$15,000,000$ 62,500,000$ 7,695,000
DOC / nm$ 7.66
DOC / nm / Seat$ 0.64
Direct Operating Cost$ 3,805
Cabin
Cockpit232
Min Crew221
Total Seats18178
Max Cabin Seats16167
Standard Cabin Seats16146
Lavatory2 Enclosed FlushingNo
Crew RestNo
Jump SeatYes
Galley LocationFWD
Lavatory LocationFWD / AFT
Cabin Pressure (psi)10.29
Galley / RefreshmentGalleyNo
SL Cabin Altitude (ft)2920024000
Max Cabin Altitude (ft)39006600
Engine
FADECDual-ChannelYesYes
ModelCT7-2F1PW307DPT6A–66B
Fuel TypeJetFuel
TBO (hrs)4000On-Condition3600
Horsepower1800850
No. of Engines232
Fuel Capacity (gal)641
Flat RatingISA + 17ISA + 28
Thrust (lbs)6722
Fuel Burn (gph)100
Dimensions
Width (ft)25.77
Length (ft)61.5880.247.3
Cabin Width (ft)7.587.76.1
Cabin Height (ft)4.56.25.8
Cabin Length (ft)15.542.714.9
Overall Height (ft)18.1826.113.1
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)128
Wingspan (ft)86.347.1
Cabin Volume (cu. ft)1695
Cabin Width - Floor (ft)6.33.5
Cabin Length - Seating (ft)29.2
Baggage Volume Int. (cu. ft)14035.2