Aircraft comparison

Gulfstream G550 vs Gulfstream G650ER

Summary
Gulfstream G550 versus Gulfstream G650ER: a side-by-side of two same-class business jets. On range, the Gulfstream G650ER leads: 7,500 nm against 6,750 nm. The Gulfstream G650ER offers the taller cabin.
Specification G550 G650ER
Range 6,750 nm (12,501 km) 7,500 nm (13,890 km)
Max cruise speed 488 kt (903.8 km/h) 516 kt (955.6 km/h)
Max Mach 0.89 mach 0.93 mach
Max operating altitude 51,000 ft (15,544.8 m) 51,000 ft (15,544.8 m)
Max takeoff weight 91,000 lb (41,276.9 kg) 103,600 lb (46,992.1 kg)
Typical passengers 13 count 14 count
Max passengers 19 count 19 count
Cabin length 43.9 ft (13.38 m) 46.8 ft (14.26 m)
Cabin height 6.2 ft (1.89 m) 6.4 ft (1.95 m)
Cabin width 7.3 ft (2.23 m) 8.5 ft (2.59 m)
Baggage volume 226 cuft (6.4 m3) 195 cuft (5.52 m3)
Powerplant Rolls-Royce BR710C4-11 Rolls-Royce BR725
Engines 2 count 2 count
Thrust per engine 15,385 lbf 16,900 lbf

Highlighted cells mark the stronger value per row (direction is per-metric). Economics and derived figures are estimates, not booking prices.