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Bell 525 Relentless vs Embraer Legacy 650 E vs Md Helicopters (mcdonnell Douglas) 902 Explorer vs Piper M600 Sls

The Bell 525 Relentless and the MD Helicopters (McDonnell Douglas) 902 Explorer are helicopters, while the Embraer Legacy 650E and Piper M600 SLS are fixed‑wing business aircraft (a large business jet and a single‑engine turboprop, respectively). In range, the Legacy 650E is the clear leader at roughly 3,900 nautical miles, suited to long nonstop missions. The Piper M600 SLS sits in the middle at about 1,400–1,500 nautical miles, oriented to efficient personal and short business travel. The Bell 525 typically offers around 500–600 nautical miles depending on load and reserves, while the MD 902 is shorter‑legged, commonly around 300–400 nautical miles. For passenger capacity, the Legacy 650E generally carries about 13 passengers in executive configuration. The Bell 525 is usually configured for roughly 12–16 occupants including crew depending on layout. The MD 902 commonly seats about 7–8 total. The Piper M600 SLS typically carries one pilot plus up to five passengers (six seats total).

SpecBell 525 RelentlessPiper M600 SLS
Summary
Cockpit22
Min Crew21
Total Seats186
Flight RulesIFRIFR
ManufacturerBellPiper
Aircraft Name525 RelentlessM600
CertificationFAA / EASAFAA / EASA
Max Range (nm)5801406
Max Cabin Seats16
OEM VerificationVERIFIEDVERIFIED
Useful Load (lbs)66752200
Standard Cabin Seats164
Flight Deck (Base Spec)Garmin G5000HGarmin G3000
Max Cruise Speed (ktas)160274
Base Aircraft Price (USD)$15,000,000$3,081,400
DOC / nm$ 2.19
DOC / nm / Seat$ 0.55
Direct Operating Cost$ 603
Cabin
Cockpit22
Min Crew21
Total Seats185
Max Cabin Seats16
Standard Cabin Seats164
LavatoryNo
Galley LocationMID
Cabin Pressure (psi)5.6
Galley / RefreshmentRefreshment Centre
SL Cabin Altitude (ft)12600
Max Cabin Altitude (ft)8644
Engine
FADECDual-ChannelNo
ModelCT7-2F1PT6A-42A
Fuel TypeJetFuel
TBO (hrs)40003600
Horsepower1800600
No. of Engines21
Fuel Capacity (gal)641260
Flat RatingISA + 55
Dimensions
Width (ft)25.77
Length (ft)61.5829.7
Cabin Width (ft)7.584.1
Cabin Height (ft)4.54
Cabin Length (ft)15.512.3
Overall Height (ft)18.1811.3
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)128
Wingspan (ft)43.2
Cabin Volume (cu. ft)165
Baggage Volume Int. (cu. ft)20