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Beechcraft King Air 360 Er vs Bell 525 Relentless vs Gulfstream G700 vs Sikorsky S 92

The Beechcraft King Air 360ER is a twin‑turboprop business aircraft, typically used for regional executive and special‑mission flying. It offers roughly 1,800 nautical miles of range and usually carries about 6 to 9 passengers in a business layout. The Bell 525 Relentless is a large, fly‑by‑wire twin‑engine helicopter aimed at offshore, corporate, and utility roles; it has a range on the order of about 500 to 600 nautical miles and commonly seats around 12 to 16 passengers depending on configuration. The Gulfstream G700 is an ultra‑long‑range business jet designed for intercontinental travel, with about 7,500 nautical miles of range and typical seating in the mid‑teens (often around 13 to 19 passengers) in high‑end cabin arrangements. The Sikorsky S‑92 is a heavy twin‑engine helicopter widely used for offshore transport and SAR/VIP missions; it has roughly 500 to 600 nautical miles of range and generally carries about 19 passengers in a transport layout (fewer for VIP).

SpecBell 525 RelentlessGulfstream G700Sikorsky S-92
Summary
Cockpit232
Min Crew242
Total Seats181621
Flight RulesIFRIFR
ManufacturerBellGulfstreamSikorsky
Aircraft Name525 RelentlessG700S-92
CertificationFAA / EASAIn DevelopmentFAA / EASA
Max Range (nm)5807500439
Max Cabin Seats161919
OEM VerificationVERIFIEDUn-VerifiedUn-Verified
Useful Load (lbs)66757417
Standard Cabin Seats161219
Flight Deck (Base Spec)Garmin G5000HGulfstream Symmetry Flight DeckEFIS
Max Cruise Speed (ktas)160516155
Base Aircraft Price (USD)$15,000,000$78,000,000 $30,650,000
DOC / nm$ 19.79
DOC / nm / Seat$ 0.94
Direct Operating Cost$ 3,068
Cabin
Cockpit222
Min Crew242
Total Seats181621
Max Cabin Seats161919
Standard Cabin Seats161219
Crew RestOptional
Jump SeatYes
Galley LocationFWD
Lavatory LocationFWD / AFT
Engine
FADECDual-ChannelYes
ModelCT7-2F1Pearl 700CT7-8A
Fuel TypeJetFuelJetFuel
TBO (hrs)4000On Condition4000
Horsepower18002520
No. of Engines221
Fuel Capacity (gal)641760
Thrust (lbs)18250
Dimensions
Width (ft)25.77
Length (ft)61.58109.9
Cabin Width (ft)7.588.2
Cabin Height (ft)4.56.25
Cabin Length (ft)15.556.9
Overall Height (ft)18.1825.417.8
Rotor Diameter (ft)54.5
Baggage Volume Ext. (cu. ft)128140
Wingspan (ft)103
Aisle Step (ft)Flat Floor
Baggage Volume Int. (cu. ft)195
Cabin Volume (cu. ft)775