Range
4200 NM
7,778 km
Max Speed
Mach 0.9
Capacity
Up to 12
Avionics
Pratt & Whitney Canada
Engines
PW812GA
Origin
United States
About the G400
The Gulfstream G400 is a super mid-size business aircraft from Gulfstream Aerospace, designed for owners and operators who need a strong mix of cabin comfort, range, speed, and operational flexibility. As part of the Gulfstream family, it targets premium private aviation missions with a balance of performance, reliability, and passenger-focused cabin design.
4,200 Nautical Mile Range
Mission capability designed for transcontinental and transatlantic missions with useful payload and cabin flexibility.
Mach 0.9 Top Speed
High-speed cruise capability helps reduce trip time on demanding business aviation routes.
3-Zone Cabin Layout
A flexible cabin arrangement supports work, dining, relaxation, and rest depending on configuration.
PW812GA Engines
Twin Pratt & Whitney Canada turbofans provide the thrust and reliability expected in this aircraft class.
Milestones
4,200 Nautical Mile Range
Mission capability designed for transcontinental and transatlantic missions with useful payload and cabin flexibility.
G400 Specifications
Performance
With a maximum range of 4,200 nautical miles and a top operating speed of Mach 0.9, the G400 is built for transcontinental and transatlantic missions with useful payload and cabin flexibility. Its runway performance, cruise efficiency, and 51,000 ft service ceiling give flight departments useful flexibility across a wide range of mission profiles.
Powerplant
Powered by two Pratt & Whitney Canada PW812GA turbofan engines, the G400 delivers dependable thrust, efficient cruise performance, and the redundancy expected in modern business aviation. The engine installation supports long-range reliability, reduced cockpit workload, and maintenance planning for private, corporate, charter, and special mission operators.
Operating Weights
Operating weights dictate the structural limits and mission profile of the aircraft. With an MTOW of 69,935 lbs, the G400 offers a high payload-to-range ratio.
G400 Interior
Cabin Specs
The G400 cabin offers three flexible living zones with seating for up to 12 passengers depending on configuration. Its cabin measures approximately 36.3 ft long, 7.7 ft wide, and 6.2 ft high, with baggage capacity of about 154 cubic feet and passenger amenities suited to super mid-size missions.
Operating Economics
Based on an assumed utilization of 450 flight hours annually.
Variable Costs
Fixed Costs
Annual Budget
$2.07M
Estimated Total Spend
Gulfstream Aerospace G400 Vs
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Compare More AircraftFrequently Asked Questions
A new Gulfstream G400 is commonly estimated at approximately $35.0M before options, completion work, taxes, and owner-specific customization.
The G400 offers a maximum range of approximately 4,200 nautical miles under standard manufacturer or long-range cruise assumptions.
The G400 can reach a top operating speed of Mach 0.9, with long-range cruise performance optimized for efficient business aviation missions.
Depending on cabin configuration, the G400 can accommodate up to 12 passengers.