DHC-8 Dash 8 vs Gulfstream G550

Overview

The DHC-8 Dash 8 and the Gulfstream G550 are both Military Training Aircraft, manufactured by De Havilland Canada and Gulfstream respectively.

The Gulfstream G550 reaches 941 km/h — 2.1x the DHC-8 Dash 8's 451 km/h. The DHC-8 Dash 8 has an operational range of 1,600 km vs 12,500 km for the Gulfstream G550. The Gulfstream G550 operates at altitudes up to 15,545 m compared to 9,144 m for the DHC-8 Dash 8. At 41,050 kg MTOW, the Gulfstream G550 is 2.6x the DHC-8 Dash 8's 15,649 kg.

The DHC-8 Dash 8 has been produced in 1,258 units vs 600 for the Gulfstream G550. Unit cost is $27M for the DHC-8 Dash 8 vs $62M for the Gulfstream G550. The DHC-8 Dash 8 first flew 20 years before the Gulfstream G550 (1983 vs 2003).

DHC-8 Dash 8

Canadian turboprop-powered regional airliner, widely adopted globally for short-haul commuter flights throughout the late 20th century.
De Havilland Canada DHC-8 Dash 8 Training profile drawing
Origin country 🇨🇦 Canada
Category Military Training Aircraft
Manufacturer De Havilland Canada
First flight 20 June 1983
Year introduced 1984
Number produced 1258 units
Average unit price $27 million
→ View full DHC-8 Dash 8 details

Gulfstream G550

American business jet, in service since the early 21st century, renowned for long-range capabilities and high-speed performance.
Gulfstream Gulfstream G550 Training profile drawing
Origin country 🇺🇸 United States
Category Military Training Aircraft
Manufacturer Gulfstream
First flight 1 January 2003
Year introduced 2004
Number produced 600 units
Average unit price $62 million
→ View full Gulfstream G550 details

DHC-8 Dash 8

Wing area 54.4 m² ◉
Wingspan 26.0 m ◉
Height 7.5 m ◉
Length 22.0 m ◉
Maximum speed 451 km/h ◉
Operational range 1,600 km ◉
Service ceiling 9,144 m ◉
Max. takeoff weight 15,649 kg ◉
Empty weight 14,787 kg ◉
Total thrust 2 x 671 kW ◉

Gulfstream G550

Wing area 106.0 m² ◉
Wingspan 28.5 m ◉
Height 7.7 m ◉
Length 29.4 m ◉
Maximum speed 941 km/h ◉
Operational range 12,500 km ◉
Service ceiling 15,545 m ◉
Max. takeoff weight 41,050 kg ◉
Empty weight 20,956 kg ◉
Total thrust 2 x 3,345 kgf ◉

Performance Radar Chart

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.

Related Comparisons

DHC-8 Dash 8 vs Beechcraft Baron DHC-8 Dash 8 vs T-33 Shooting Star DHC-8 Dash 8 vs R44 Raven DHC-8 Dash 8 vs R22 DHC-8 Dash 8 vs Yak-11 Moose DHC-8 Dash 8 vs L-29 Delfin
2025 GlobalMilitary.net • About • Privacy • Terms • Dark theme