Gulfstream II vs Learjet 45

The Gulfstream II and the Learjet 45 are both Military Transport Aircraft, manufactured by Gulfstream and Bombardier respectively. Top speed is 935 km/h for the Gulfstream II vs 858 km/h for the Learjet 45. The Gulfstream II has an operational range of 7,352 km vs 3,167 km for the Learjet 45. The Learjet 45 operates at altitudes up to 15,545 m compared to 13,716 m for the Gulfstream II. At 29,710 kg MTOW, the Gulfstream II is 3.2x the Learjet 45's 9,163 kg. The Gulfstream II has been produced in 256 units vs 642 for the Learjet 45. Unit cost is $1M for the Gulfstream II vs $3.2M for the Learjet 45. The Gulfstream II first flew 29 years before the Learjet 45 (1966 vs 1995).

American business jet, operational from 1960s to present, widely used for executive transport and various military applications worldwide.
Gulfstream Gulfstream II Transport profile drawing
Origin country 🇺🇸 United States
Category Military Transport Aircraft
Manufacturer Gulfstream
First flight 2 October 1966
Year introduced 1967
Number produced 256 units
Average unit price $1 million
Canadian light business jet, prevalently used for private and business aviation, came into operation in the mid-1990s.
Bombardier Learjet 45 Transport profile drawing
Origin country 🇨🇦 Canada
Category Military Transport Aircraft
Manufacturer Bombardier
First flight 7 October 1995
Year introduced 1998
Number produced 642 units
Average unit price $3.2 million
Wing area 75.2 m² ◉
Wingspan 20.8 m â—‰
Height 7.5 m â—‰
Length 24.1 m â—‰
Maximum speed 935 km/h â—‰
Operational range 7,352 km â—‰
Service ceiling 13,716 m â—‰
Max. takeoff weight 29,710 kg â—‰
Empty weight 16,576 kg â—‰
Total thrust 2 x 2,586 kgf â—‰
Wing area 29.0 m² ◉
Wingspan 14.6 m â—‰
Height 4.3 m â—‰
Length 17.6 m â—‰
Maximum speed 858 km/h â—‰
Operational range 3,167 km â—‰
Service ceiling 15,545 m â—‰
Max. takeoff weight 9,163 kg â—‰
Empty weight 5,829 kg â—‰
Total thrust 2 x 794 kgf â—‰

Performance Radar Chart

Frequently Asked Questions

Which is faster, the Gulfstream II or Learjet 45?
The Gulfstream II is faster with a maximum speed of 935 km/h compared to the Learjet 45's 858 km/h, a difference of 77 km/h.
Which has longer range, the Gulfstream II or Learjet 45?
The Gulfstream II has a longer range at 7,352 km compared to the Learjet 45's 3,167 km.
Which can fly higher, the Gulfstream II or Learjet 45?
The Learjet 45 has a higher service ceiling at 15,545 meters (51,000 ft) compared to the Gulfstream II's 13,716 meters (45,000 ft).
Which is heavier, the Gulfstream II or Learjet 45?
The Gulfstream II has a higher maximum takeoff weight at 29,710 kg compared to the Learjet 45's 9,163 kg.
Which is larger, the Gulfstream II or Learjet 45?
The Gulfstream II is longer at 24.1 meters compared to the Learjet 45's 17.6 meters.
Which is more expensive, the Gulfstream II or Learjet 45?
The Learjet 45 is more expensive at approximately $3.2 million per unit compared to the Gulfstream II at $1.0 million.
Which entered service first, the Gulfstream II or Learjet 45?
The Gulfstream II entered service first in 1967, 31 years before the Learjet 45 which entered service in 1998.
Which has been built in greater numbers, the Gulfstream II or Learjet 45?
The Learjet 45 has been produced in greater numbers with 642 units compared to 256 units of the Gulfstream II.