AIR.ONE

Bell 525 Relentless vs Gulfstream G700 vs Piper M600 Sls

The Bell 525 Relentless, Gulfstream G700, and Piper M600 SLS sit in very different aircraft categories, so their capabilities aren’t directly interchangeable. The Bell 525 is a fly-by-wire, super-medium helicopter aimed at offshore, corporate, and utility missions, trading fixed-wing speed for vertical takeoff/landing and strong point-to-point flexibility; it typically offers a few hundred nautical miles of practical range (often around the 500–600 nm class) and generally carries about 10–16 passengers depending on cabin fit. The Gulfstream G700 is an ultra-long-range large-cabin business jet designed for intercontinental travel, with published range around 7,500 nm and seating that commonly falls in the 13–19 passenger class in executive layouts (with higher-density options possible). The Piper M600 SLS is a single-engine turboprop for owner-operators, optimized for efficiency and access to shorter runways; it offers roughly 1,400 nm of range and typically seats one pilot plus up to five passengers.

SpecBell 525 RelentlessGulfstream G700Piper M600 SLS
Summary
Cockpit232
Min Crew241
Total Seats18166
Flight RulesIFRIFR
ManufacturerBellGulfstreamPiper
Aircraft Name525 RelentlessG700M600
CertificationFAA / EASAIn DevelopmentFAA / EASA
Max Range (nm)58075001406
Max Cabin Seats1619
OEM VerificationVERIFIEDUn-VerifiedVERIFIED
Useful Load (lbs)66752200
Standard Cabin Seats16124
Flight Deck (Base Spec)Garmin G5000HGulfstream Symmetry Flight DeckGarmin G3000
Max Cruise Speed (ktas)160516274
Base Aircraft Price (USD)$15,000,000$78,000,000$3,081,400
DOC / nm$ 2.19
DOC / nm / Seat$ 0.55
Direct Operating Cost$ 603
Cabin
Cockpit222
Min Crew241
Total Seats18165
Max Cabin Seats1619
Standard Cabin Seats16124
Crew RestOptional
Jump SeatYes
Galley LocationFWDMID
Lavatory LocationFWD / AFT
LavatoryNo
Cabin Pressure (psi)5.6
Galley / RefreshmentRefreshment Centre
SL Cabin Altitude (ft)12600
Max Cabin Altitude (ft)8644
Engine
FADECDual-ChannelNo
ModelCT7-2F1Pearl 700PT6A-42A
Fuel TypeJetFuel
TBO (hrs)4000On Condition3600
Horsepower1800600
No. of Engines221
Fuel Capacity (gal)641260
Thrust (lbs)18250
Flat RatingISA + 55
Dimensions
Width (ft)25.77
Length (ft)61.58109.929.7
Cabin Width (ft)7.588.24.1
Cabin Height (ft)4.56.254
Cabin Length (ft)15.556.912.3
Overall Height (ft)18.1825.411.3
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)128
Wingspan (ft)10343.2
Aisle Step (ft)Flat Floor
Baggage Volume Int. (cu. ft)19520
Cabin Volume (cu. ft)165