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Bell 525 Relentless vs Embraer Legacy 650 E vs Piaggio Avanti Evo vs Sikorsky S 92

The Bell 525 Relentless and Sikorsky S-92 are helicopters, while the Embraer Legacy 650E and Piaggio Avanti EVO are fixed‑wing business aircraft. In range, the Legacy 650E typically leads among these, offering long intercontinental-class capability around 3,900 nm, while the Avanti EVO is a shorter-range turboprop business aircraft, commonly around 1,500–1,800 nm depending on reserves and configuration. The Bell 525 is a long-range civil helicopter, generally around 500–600 nm, and the larger S-92 is in a similar ballpark, often roughly 500–600 nm depending on mission fit and fuel reserves. For passenger capacity, the Legacy 650E is usually arranged for about 13 passengers in an executive cabin, with the Avanti EVO typically seating about 7–9. The Bell 525’s executive layouts commonly carry roughly 8–12 passengers, whereas the S-92, being a larger transport-category helicopter, can carry more—often around 19 passengers in typical transport seating, or fewer in VIP layouts.

SpecBell 525 RelentlessPiaggio Avanti EVOSikorsky S-92
Summary
Cockpit222
Min Crew212
Total Seats18821
Flight RulesIFRIFRIFR
ManufacturerBellPiaggioSikorsky
Aircraft Name525 RelentlessAvanti EVOS-92
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)5801530439
Max Cabin Seats16719
OEM VerificationVERIFIEDUn-VerifiedUn-Verified
Useful Load (lbs)667537757417
Standard Cabin Seats16619
Flight Deck (Base Spec)Garmin G5000HRockwell Collins Pro Line 21EFIS
Max Cruise Speed (ktas)160400155
Base Aircraft Price (USD)$15,000,000$ 7,695,000 $30,650,000
DOC / nm$ 19.79
DOC / nm / Seat$ 0.94
Direct Operating Cost$ 3,068
Cabin
Cockpit222
Min Crew212
Total Seats18821
Max Cabin Seats16719
Standard Cabin Seats16619
LavatoryNo
Cabin Pressure (psi)9
Galley / RefreshmentNo
SL Cabin Altitude (ft)24000
Max Cabin Altitude (ft)6600
Engine
FADECDual-ChannelYesYes
ModelCT7-2F1PT6A–66BCT7-8A
Fuel TypeJetFuelJetFuel
TBO (hrs)400036004000
Horsepower18008502520
No. of Engines221
Fuel Capacity (gal)641760
Flat RatingISA + 28
Fuel Burn (gph)100
Dimensions
Width (ft)25.77
Length (ft)61.5847.3
Cabin Width (ft)7.586.1
Cabin Height (ft)4.55.8
Cabin Length (ft)15.514.9
Overall Height (ft)18.1813.117.8
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)128140
Wingspan (ft)47.1
Cabin Width - Floor (ft)3.5
Baggage Volume Int. (cu. ft)35.2
Cabin Volume (cu. ft)775