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DHC-8 Dash 8 vs Gulfstream G550

DHC-8 Dash 8 vs Gulfstream G550 at a glance — top speed 451 vs 941 km/h, range 1,600 vs 12,500 km, max takeoff weight 15,649 vs 41,050 kg, built 1,258 vs 600 units.

De Havilland Canada DHC-8 Dash 8 military training aircraft side profile drawing
🇨🇦 DHC-8 Dash 8
Gulfstream G550 military training aircraft side profile drawing
🇺🇸 Gulfstream G550
Specifications
DHC-8 Dash 8 Gulfstream G550
Origin country 🇨🇦 Canada 🇺🇸 United States
Category Military Training Aircraft Military Training Aircraft
Manufacturer De Havilland Canada Gulfstream
First flight 20 June 1983 1 January 2003
Year introduced 1984 2004
Number produced 1258 units 600 units
Average unit price $27 million $62 million
Wing area 54.4 m² 106.0 m²
Wingspan 26.0 m 28.5 m
Height 7.5 m 7.7 m
Length 22.0 m 29.4 m
Maximum speed 451 km/h 941 km/h
Operational range 1,600 km 12,500 km
Service ceiling 9,144 m 15,545 m
Max. takeoff weight 15,649 kg 41,050 kg
Empty weight 14,787 kg 20,956 kg
Total thrust 2 x 1,342 kW 2 x 6,690 kgf
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the DHC-8 Dash 8 or Gulfstream G550?
The Gulfstream G550 is faster with a maximum speed of 941 km/h compared to the DHC-8 Dash 8's 451 km/h, a difference of 490 km/h.
Which has longer range, the DHC-8 Dash 8 or Gulfstream G550?
The Gulfstream G550 has a longer range at 12,500 km compared to the DHC-8 Dash 8's 1,600 km.
Which can fly higher, the DHC-8 Dash 8 or Gulfstream G550?
The Gulfstream G550 has a higher service ceiling at 15,545 meters (51,000 ft) compared to the DHC-8 Dash 8's 9,144 meters (30,000 ft).
Which is heavier, the DHC-8 Dash 8 or Gulfstream G550?
The Gulfstream G550 has a higher maximum takeoff weight at 41,050 kg compared to the DHC-8 Dash 8's 15,649 kg.
Which is larger, the DHC-8 Dash 8 or Gulfstream G550?
The Gulfstream G550 is longer at 29.4 meters compared to the DHC-8 Dash 8's 22.0 meters.
Which is more expensive, the DHC-8 Dash 8 or Gulfstream G550?
The Gulfstream G550 is more expensive at approximately $62 million per unit compared to the DHC-8 Dash 8 at $27 million.
Which entered service first, the DHC-8 Dash 8 or Gulfstream G550?
The DHC-8 Dash 8 entered service first in 1984, 20 years before the Gulfstream G550 which entered service in 2004.
Which has been built in greater numbers, the DHC-8 Dash 8 or Gulfstream G550?
The DHC-8 Dash 8 has been produced in greater numbers with 1,258 units compared to 600 units of the Gulfstream G550.