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Gulfstream III vs Learjet 45

Gulfstream III vs Learjet 45 at a glance — top speed 927 vs 858 km/h, range 6,760 vs 3,167 km, max takeoff weight 31,615 vs 9,163 kg, built 202 vs 642 units.

Gulfstream III military transport aircraft side profile drawing
🇺🇸 Gulfstream IIIFull specs
Bombardier Learjet 45 military transport aircraft side profile drawing
🇨🇦 Learjet 45Full specs
Specifications
Gulfstream III Learjet 45
Origin country 🇺🇸 United States 🇨🇦 Canada
Category Military Transport Aircraft Military Transport Aircraft
Manufacturer Gulfstream Bombardier
First flight 2 December 1979 7 October 1995
Year introduced 1980 1998
Number produced 202 units 642 units
Average unit price $690K $3.2 million
Wing area 86.8 m² 29.0 m²
Wingspan 23.5 m 14.6 m
Height 7.4 m 4.3 m
Length 25.3 m 17.6 m
Maximum speed 927 km/h 858 km/h
Operational range 6,760 km 3,167 km
Service ceiling 13,716 m 15,545 m
Max. takeoff weight 31,615 kg 9,163 kg
Empty weight 17,236 kg 5,829 kg
Total thrust 2 x 5,171 kgf 2 x 1,588 kgf
Performance Radar Chart
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Learjet 45 side profile drawing Learjet 45 Specs, operators & history →
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Frequently Asked Questions

Which is faster, the Gulfstream III or Learjet 45?
The Gulfstream III is faster with a maximum speed of 927 km/h compared to the Learjet 45's 858 km/h, a difference of 69 km/h.
Which has longer range, the Gulfstream III or Learjet 45?
The Gulfstream III has a longer range at 6,760 km compared to the Learjet 45's 3,167 km.
Which can fly higher, the Gulfstream III or Learjet 45?
The Learjet 45 has a higher service ceiling at 15,545 meters (51,000 ft) compared to the Gulfstream III's 13,716 meters (45,000 ft).
Which is heavier, the Gulfstream III or Learjet 45?
The Gulfstream III has a higher maximum takeoff weight at 31,615 kg compared to the Learjet 45's 9,163 kg.
Which is larger, the Gulfstream III or Learjet 45?
The Gulfstream III is longer at 25.3 meters compared to the Learjet 45's 17.6 meters.
Which is more expensive, the Gulfstream III or Learjet 45?
The Learjet 45 is more expensive at approximately $3.2 million per unit compared to the Gulfstream III at $0.7 million.
Which entered service first, the Gulfstream III or Learjet 45?
The Gulfstream III entered service first in 1980, 18 years before the Learjet 45 which entered service in 1998.
Which has been built in greater numbers, the Gulfstream III or Learjet 45?
The Learjet 45 has been produced in greater numbers with 642 units compared to 202 units of the Gulfstream III.