Gulfstream G450
Discover the Gulfstream G450
A proven large-cabin Gulfstream with later-generation cockpit technology
The Gulfstream G450 occupies a distinctive position in the pre-owned large-cabin market. It combines the established GIV airframe with the PlaneView flight deck and systems developed during the G550 era, giving operators a proven platform with a more advanced cockpit than earlier GIV variants.
Its appeal is not based on novelty. It comes from a well-understood operating profile, mature support and the ability to acquire a capable intercontinental aircraft without waiting for a new-aircraft delivery position. For buyers who value operational readiness and predictable ownership planning, that balance remains relevant.
The cabin supports up to three living areas and can be arranged around work, dining, relaxation and private rest. Forward or aft galley configurations, multiple lavatory options and six standard floorplans gave owners meaningful flexibility without changing the aircraft's core cross-section.
Every G450 is now pre-owned, so model reputation is only the starting point. Maintenance position, engine coverage, avionics, connectivity and cabin condition determine whether an aircraft represents immediate utility or a significant programme of post-acquisition work.
Availability
11
Class
Large Long-Range Jet
Passengers
13
Range (LRC)
4,412 nm
Speed (MAX)
Mach 0.83
Performance
The Gulfstream G450 range is published at 4,412 nautical miles at Mach 0.77. When schedule takes priority over maximum endurance, the aircraft can cover approximately 3,867 nautical miles at Mach 0.83. Two Rolls-Royce Tay Mk 611-8C engines power the aircraft. A redesigned wing reduced drag and increased fuel capacity compared with the GIV-SP, extending mission capability while preserving the familiar GIV cabin and operating architecture. Normal cruise is Mach 0.77, high-speed cruise is Mach 0.83. The G450 can begin cruise at 41,000 ft and operate up to 45,000 ft, giving crews flexibility to select more efficient flight levels on longer sectors.
Cabin Experience
The Gulfstream G450 interior provides approximately 1,523 cubic feet of cabin volume within a stand-up cabin measuring about 6 ft high and 7 ft wide. The value of that space lies in how it is divided, with three areas that can separate meetings, dining, relaxation and rest. Gulfstream offered six standard floorplans alongside tailored arrangements. Depending on the aircraft, buyers may find forward or aft galleys, one or two lavatories, club seating, conference groups, divans and an enclosed aft compartment. These differences have a direct effect on passenger flow and mission suitability. 12 oval windows bring natural light into the cabin, while the 130-cubic-foot baggage compartment supports longer business and leisure trips. Across the pre-owned fleet, refurbishment quality, acoustics, lighting, cabin controls and connectivity can vary considerably, making the installed interior more important than the model name alone.
Innovation and Technology
The G450 introduced Gulfstream's PlaneView flight deck to the GIV-derived platform. Large-format displays brought flight management, navigation and aircraft systems into a more integrated cockpit, improving information flow compared with the earlier GIV-SP generation. Gulfstream's Enhanced Vision System uses a forward-looking infrared camera to display terrain, runway lighting and ground features on the head-up display in reduced visibility. Synthetic Vision-Primary Flight Display was also available, adding a computer-generated view of terrain, obstacles and approaches. Technology should be assessed by installed capability, not brochure history. Navigation approvals, software status, communication equipment, cabin-management systems and connectivity upgrades differ by aircraft and should be confirmed through records review and technical inspection.
Explore the Cabin
Cabin Crew
2
Cabin Volume
1523 ft³
Baggage Volume
130 ft³
Cabin Alt at Flight Level
4,995 ft @ FL 41,000 ft
Wingspan
77.33 ft
Fuselage
89.33 ft
Cabin Length
40.33 ft
Cabin Width
7.00 ft
Cabin Height
6.00 ft
Range & Performance
LRC Speed
0.77 Mach
Runway Length
5,480 ft
Avg. Variable Cost per Hour
$8,624
Range figures are provided for guidance only and may vary depending on aircraft configuration, payload, performance assumptions and prevailing conditions.
Why Choose Stanton & Partners Aviation for a Gulfstream G450
The strongest G450 opportunities are rarely defined by cosmetics alone. Aircraft year, total time, engine programme status, inspection timing, damage history and records quality can have a greater effect on value than a recently refreshed cabin.
Stanton & Partners Aviation compares on- and off-market aircraft against the buyer's routes, passenger requirements and ownership objectives. We assess avionics, connectivity, floorplan, refurbishment history and foreseeable maintenance to establish the real investment required to place each aircraft into service.
Our team supports valuation, commercial negotiation, technical due diligence and delivery coordination. The result is a clearer view of the aircraft's condition, market position and likely ownership commitments before funds are committed.
What is the Gulfstream G450 range?
The Gulfstream G450 has a published maximum range of 4,412 nautical miles at Mach 0.77. It can also cover approximately 3,867 nautical miles at Mach 0.83 when a faster arrival is prioritised. Actual range varies with payload, routing, weather, reserves and aircraft condition.
What are the main Gulfstream G450 specifications?
Key Gulfstream G450 specifications include a maximum operating speed of Mach 0.83, a maximum cruise altitude of 45,000 ft, Rolls-Royce Tay Mk 611-8C engines and a large cabin certified for up to 13 passengers.
What is the Gulfstream 450 interior like?
The Gulfstream 450 interior is a stand-up, three-area cabin with 12 oval windows and flexible galley, lavatory and seating arrangements. Typical executive layouts combine club seating, conference or dining space, divans and a private aft area.
How does the G450 differ from the GIV-SP?
The G450 developed the GIV-SP platform with the PlaneView flight deck, G550-era systems and a redesigned wing that reduced drag and increased fuel capacity. It retained the established GIV cabin cross-section while adding later cockpit technology and greater range.
Is the Gulfstream G450 still in production?
No. Gulfstream delivered the final G450 in January 2018. Aircraft remain available on the pre-owned market, where maintenance status, avionics, connectivity and cabin specification vary materially between individual airframes.
How many passengers can the Gulfstream G450 carry?
The G450 was certified for up to 13 passengers, although executive interiors commonly use fewer seats across three living areas. Practical capacity depends on the floorplan, galley position, lavatory arrangement and berthing requirements.
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Gulfstream G450
