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Gulfstream G280 vs Gulfstream G400 vs Gulfstream G500

The Gulfstream G280 is a super‑midsize business jet, typically seating about 8 to 10 passengers, and is optimized for shorter intercontinental missions, with an approximate range around 3,600 nautical miles. The Gulfstream G400 steps up into the large‑cabin category, generally accommodating about 10 to 12 passengers, and offers notably longer legs, with an approximate range around 4,200 nautical miles. The Gulfstream G500 is a long‑range large‑cabin jet in a higher performance bracket, usually arranged for about 12 to 16 passengers, and is designed for true transoceanic capability, with an approximate range around 5,300 nautical miles. In practical terms, the G280 is best suited to high‑speed regional and transcontinental U.S. flying, the G400 bridges into larger-cabin comfort with longer nonstop options, and the G500 adds both more cabin flexibility and significantly more range for longer international city pairs. Ranges and seating vary by configuration, payload, and conditions.

SpecGulfstream G280Gulfstream G400Gulfstream G500
Summary
Cockpit2—2
DOC / nm$ 6.57—$ 9.00
Min Crew244
Total Seats101212
ManufacturerGulfstreamGulfstreamGulfstream
Aircraft NameG280G400G500
CertificationFAA / EASA—In Development
Max Range (nm)360042005200
DOC / nm / Seat$ 0.82—$ 0.90
Max Cabin Seats101919
OEM VerificationUn-Verified—Un-Verified
Useful Load (lbs)155503065030650
Standard Cabin Seats8—10
Direct Operating Cost$ 3,168—$ 4,644
Flight Deck (Base Spec)Gulfstream PlaneView (Pro Line Fusion)Gulfstream Symmetry Flight DeckGulfstream Symmetry Flight Deck
Max Cruise Speed (ktas)481539516
Base Aircraft Price (USD)$24,900,00034500000$47,500,000
Cabin
Cockpit2—2
Lavatory1 Enclosed Belted Flushing—2 Enclosed Flushing
Min Crew2—4
Crew RestNo—No
Jump SeatNo—Yes
Total Seats10—12
Galley LocationFWD—FWD
Max Cabin Seats10—19
Lavatory LocationAFT—FWD / AFT
Cabin Pressure (psi)9.2—10.7
Galley / RefreshmentGalley—Galley
Standard Cabin Seats8—10
SL Cabin Altitude (ft)25000—31900
Max Cabin Altitude (ft)5800——
Engine
FADECYes—Yes
ModelHTF7250G—PW814GA
TBO (hrs)On-Condition—10000
Flat RatingISA + 17—ISA + 15
Thrust (lbs)7624—15144
No. of Engines2—2
Dimensions
Length (ft)66.9—91.2
Wingspan (ft)63—86.3
Aisle Step (ft)0.3—Flat Floor
Cabin Width (ft)6.9—7.6
Cabin Height (ft)6.3—6.4
Cabin Length (ft)25.9—41.5
Overall Height (ft)21.4—25.5
Cabin Width - Floor (ft)5.4—6.1
Cabin Length - Seating (ft)17.7—26.3
Baggage Volume Int. (cu. ft)154—230