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Bell 525 Relentless vs Cessna Citation Xls vs Piper M600 Sls

The Bell 525 Relentless is a fly-by-wire, twin‑engine helicopter aimed at offshore, corporate, and utility missions where vertical lift and point‑to‑point access matter more than speed. It typically carries around 16 passengers in a high-density configuration (fewer in executive layouts) and offers a range on the order of roughly 500–600 nautical miles, depending on payload and reserves. The Cessna Citation XLS+ is a light business jet optimized for fast, efficient city-pair travel between airports. It generally seats 8–9 passengers in a typical executive cabin (with optional additional seating depending on configuration) and has an approximate range around 2,000–2,100 nautical miles, making it suited to longer nonstop trips than the other two. The Piper M600 SLS is a single‑engine turboprop positioned as a high-performance personal and owner‑operator aircraft. It usually accommodates up to 6 occupants and offers a range roughly in the 1,200–1,500 nautical mile class, balancing efficiency and runway flexibility but without the jet’s speed or the helicopter’s access.

SpecBell 525 RelentlessCessna Citation XLS+Piper M600 SLS
Summary
Cockpit222
Min Crew221
Total Seats18106
Flight RulesIFRIFR
ManufacturerBellCessna CitationPiper
Aircraft Name525 RelentlessXLS+M600
CertificationFAA / EASAFAA / EASAFAA / EASA
Max Range (nm)58019061406
Max Cabin Seats169
OEM VerificationVERIFIEDVERIFIEDVERIFIED
Useful Load (lbs)667575402200
Standard Cabin Seats1684
Flight Deck (Base Spec)Garmin G5000HRockwell Collins Pro Line 21Garmin G3000
Max Cruise Speed (ktas)160430274
Base Aircraft Price (USD)$15,000,000$15,500,000$3,081,400
DOC / nm$ 5.34$ 2.19
DOC / nm / Seat$ 0.67$ 0.55
Direct Operating Cost$ 2,303$ 603
Cabin
Cockpit222
Min Crew221
Total Seats18105
Max Cabin Seats169
Standard Cabin Seats1684
Lavatory1 Enclosed Belted FlushingNo
Crew RestNo
Jump SeatNo
Galley LocationFWDMID
Lavatory LocationAFT
Cabin Pressure (psi)9.35.6
Galley / RefreshmentGalleyRefreshment Centre
SL Cabin Altitude (ft)2523012600
Max Cabin Altitude (ft)8644
Engine
FADECDual-ChannelYesNo
ModelCT7-2F1PW545CPT6A-42A
Fuel TypeJetFuel
TBO (hrs)400050003600
Horsepower1800600
No. of Engines221
Fuel Capacity (gal)641260
Flat RatingISA + 10ISA + 55
Thrust (lbs)4119
Dimensions
Width (ft)25.77
Length (ft)61.5852.529.7
Cabin Width (ft)7.585.54.1
Cabin Height (ft)4.55.74
Cabin Length (ft)15.518.512.3
Overall Height (ft)18.1817.211.3
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)12880
Wingspan (ft)56.343.2
Aisle Step (ft)0.7
Cabin Width - Floor (ft)3.9
Cabin Length - Seating (ft)14.3
Baggage Volume Int. (cu. ft)1020
Cabin Volume (cu. ft)165