Aircraft comparison

Bombardier Challenger 650 vs Gulfstream IV-SP (GIV-SP)

Summary
Bombardier Challenger 650 versus Gulfstream IV-SP (GIV-SP): a side-by-side of two same-class business jets. On range, the Gulfstream IV-SP (GIV-SP) leads: 4,220 nm against 4,000 nm. The Gulfstream IV-SP (GIV-SP) carries more passengers (19 vs 12).
Specification Challenger 650 Gulfstream IV-SP (GIV-SP)
Range 4,000 nm (7,408 km) 4,220 nm (7,815.4 km)
Max cruise speed 470 kt (870.4 km/h) 476 kt (881.6 km/h)
Max operating altitude 41,000 ft (12,496.8 m) 45,000 ft (13,716 m)
Max takeoff weight 48,200 lb (21,863.1 kg) 74,600 lb (33,838 kg)
Typical passengers 10 count 13 count
Max passengers 12 count 19 count
Cabin length 28.3 ft (8.63 m) 45.1 ft (13.75 m)
Cabin height 6.1 ft (1.86 m) 6.1 ft (1.86 m)
Cabin width 8.2 ft (2.5 m) 7.3 ft (2.23 m)
Baggage volume 115 cuft (3.26 m3) 169 cuft (4.79 m3)
Powerplant General Electric CF34-3B MTO Rolls-Royce Tay 611-8
Engines 2 count 2 count
Thrust per engine 9,220 lbf 13,850 lbf

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