Aircraft comparison
Bombardier Challenger 605 vs Gulfstream IV-SP (GIV-SP)
Summary
The Bombardier Challenger 605 and the Gulfstream IV-SP (GIV-SP) are two heavy jets, compared here on the specifications that matter. On the numbers, the Gulfstream IV-SP (GIV-SP) flies farther (4,220 vs 4,000 nm); the Gulfstream IV-SP (GIV-SP) carries more (19 vs 12 pax); the Gulfstream IV-SP (GIV-SP) is faster (476 vs 470 kt). Across 1038 benchmark city pairs in this database, the Gulfstream IV-SP (GIV-SP) reaches more nonstop (516 versus 499). On a route like Kidlington, Oxfordshire – Miami (3,798 nm), only the Gulfstream IV-SP (GIV-SP) makes it nonstop (estimated from published range).
Key differences
Range
220nm
5.2% · Gulfstream IV-SP (GIV-SP) ahead
Cruise speed
6kt
1.3% · Gulfstream IV-SP (GIV-SP) ahead
Cabin height
0.0ft
0.0% · tie
Max passengers
7
36.8% · Gulfstream IV-SP (GIV-SP) ahead
Nonstop reach
499 / 516
of 1038 benchmark routes
| Specification | Challenger 605 | 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 | 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). Route capability is estimated from published range; figures are not booking prices.
On a real route
Kidlington, Oxfordshire – Miami — 3,798 nm. Only the Gulfstream IV-SP (GIV-SP) makes this nonstop (estimate).
See the route →