AIR.ONE

Bell 525 Relentless vs Pilatus Pc 24 vs Piper M600 Sls

The Bell 525 Relentless is a twin‑engine helicopter aimed at offshore, corporate, and VIP transport where point‑to‑point access matters more than runway availability. It typically carries around 16–20 passengers depending on layout and has a range on the order of roughly 500–600 nautical miles, making it well suited to medium‑range missions with vertical landing flexibility. The Pilatus PC‑24 is a twin‑engine light business jet designed for fast regional travel, including operations from shorter or less‑prepared runways than many jets. In typical executive configurations it carries about 6–10 passengers, and its range is generally around 2,000 nautical miles, placing it in a different mission class than the helicopter and most single‑engine turboprops. The Piper M600 SLS is a single‑engine turboprop geared toward owner‑pilots and efficient business travel. It usually seats 4–6 passengers (up to 6 in the cabin) and offers a range around 1,400–1,600 nautical miles, trading jet speed and cabin volume for lower operating complexity and cost.

SpecBell 525 RelentlessPilatus PC-24Piper M600 SLS
Summary
Cockpit222
Min Crew211
Total Seats1866
Flight RulesIFRIFR
ManufacturerBellPilatusPiper
Aircraft Name525 RelentlessPC-24M600
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)58020761406
Max Cabin Seats1610
OEM VerificationVERIFIEDVERIFIEDVERIFIED
Useful Load (lbs)667566802200
Standard Cabin Seats1664
Flight Deck (Base Spec)Garmin G5000HPilatus ACE (Primus Apex)Garmin G3000
Max Cruise Speed (ktas)160440274
Base Aircraft Price (USD)$15,000,000$11,800,000$3,081,400
DOC / nm$ 3.71$ 2.19
DOC / nm / Seat$ 0.62$ 0.55
Direct Operating Cost$ 1,619$ 603
Cabin
Cockpit222
Min Crew211
Total Seats1865
Max Cabin Seats1610
Standard Cabin Seats1664
Lavatory1 Enclosed FlushingNo
Crew RestNo
Jump SeatNo
Cargo DoorYes
Galley LocationFWDMID
Lavatory LocationFWD
Cabin Pressure (psi)9.35.6
Galley / RefreshmentOptional Refreshment CenterRefreshment Centre
SL Cabin Altitude (ft)2350012600
Max Cabin Altitude (ft)8644
Engine
FADECDual-ChannelYesNo
ModelCT7-2F1FJ44-4A-QPMPT6A-42A
Fuel TypeJetFuel
TBO (hrs)400050003600
Horsepower1800600
No. of Engines221
Fuel Capacity (gal)641260
Flat RatingISA + 23ISA + 55
Thrust (lbs)3435
Dimensions
Width (ft)25.77
Length (ft)61.5852.229.7
Cabin Width (ft)7.585.64.1
Cabin Height (ft)4.55.14
Cabin Length (ft)15.52312.3
Overall Height (ft)18.1817.411.3
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)128
Wingspan (ft)55.843.2
Aisle Step (ft)Flat Floor
Cabin Width - Floor (ft)3.8
Cabin Length - Seating (ft)17
Baggage Volume Int. (cu. ft)9020
Cabin Volume (cu. ft)165