Contact Us GULFSTREAM G400 Take the lead. The all-new G400™ reinvents the large-cabin aircraft class with a boundary-breaking combination of performance and environmental efficiency. 4,200 NM (7,778 km) Maximum Range1 UP TO 2.5 Living Areas 0.90 Maximum Mach NEW HORIZONS Discover a breakthrough formula for 21st-century business success. Reaching a maximum range of 4,200 nm/7,778 km1 at Mach 0.85 cruise, the G400 delivers you to farther destinations, faster. Travel nonstop from Geneva to New York, or São Paulo to Miami, while accruing significant time savings through the year. THE G400 FLIES FARTHER FASTER THAN ANY OTHER AIRCRAFT IN ITS CLASS TOTAL EFFICIENCY The G400 ramps up environmental performance on an intercontinental scale. Advanced twin Pratt & Whitney engines reduce fuel consumption, emissions and noise. The iconic Gulfstream aerodynamic clean-wing design further optimizes fuel-efficiency. TAILORED FOR COMFORT A perfect blend of efficiency and comfort, the G400 offers a strategically sized, well-appointed interior to smooth your journey. Optimal floorplans provide up to 2.5 living areas, so you have flexible space for meetings, focused work and relaxation. Thrive in an environment of 100% fresh air—replenished every two minutes—and the lowest cabin altitude in its class. Relax Designed to be exceptionally quiet, the G400 cabin provides a peaceful environment. Bask Ten windows—the largest in business aviation—offer abundant natural light and sweeping views of the world. Breathe Our clean air system purifies the cabin air using plasma-ionization technology, so you can fly with peace of mind. Cabin Configuration PRODUCTIVITY OASIS 11-Passenger Seating 12-Passenger Seating Living Areas 2.5 Passengers UP TO 11 Sleeps UP TO 4 ADVANCED AVIONICS Gulfstream’s award-winning Symmetry Flight Deck has revolutionized the way that pilots operate, vastly improving safety and efficiency. Active control sidesticks increase nonverbal communication between pilots through tactile cues. The industry’s most extensive use of touch-screen displays, paired with Phase-of-Flight intelligence, reduces pilot workload and flight start-up time. A TRIUMPH FOR BUSINESS TRAVELERS SAFETY INNOVATION Our award-winning Predictive Landing Performance System uses real-time data to increase pilots’ situational awareness on approach. With continuously updated data, pilots can make the necessary micro-adjustments to help prevent runway overruns. Technical Specifications Metric Imperial Performance - Close Maximum Range1 4,200 nm High-Speed Cruise Mach 0.88 Long-Range Cruise Mach 0.85 Maximum Operating Mach Number (Mmo) Mach 0.90 Takeoff Distance (SL, ISA, MTOW) 5,000 ft Initial Cruise Altitude 41,000 ft Maximum Cruise Altitude 51,000 ft 1NBAA IFR theoretical range at Mach 0.85 with 8 passengers, 3 crew and NBAA IFR reserves. Actual range will be affected by ATC routing, operating speed, weather, outfitting options and other factors. All performance is based on preliminary data and subject to change. Weights + Open Systems + Open Measurements + Open Range Comparative Map Download Specs REQUEST MORE INFORMATION ABOUT THE G400 Contact Us Join the conversation. Facebook Twitter Instagram LinkedIn YouTube Careers General Dynamics Media and Investor Relations mygulfstream.com Terms of Use Legal and Policies Privacy Notice California Supply Chains Act Scroll to Top © 2021 Gulfstream Aerospace Corporation. All rights reserved. Some of the equipment described or depicted is optional. Please contact Gulfstream with any inquiries involving aircraft capabilities and equipment. In the event of a conflict, dispute or discrepancy between the English language version of this webpage and the non-English language version, the English language version shall prevail. By clicking “Accept All Cookies”, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. Accept All Cookies Cookie Settings