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Gulfstream G550 vs KT-100

Gulfstream G550 vs KT-100 at a glance — top speed 941 vs 389 km/h, range 12,500 vs 1,900 km, max takeoff weight 41,050 vs 1,633 kg, built 600 vs 23 units.

Gulfstream G550 military training aircraft side profile drawing
🇺🇸 Gulfstream G550
KAI KT-100 military training aircraft side profile drawing
🇰🇷 KT-100
Specifications
Gulfstream G550 KT-100
Origin country 🇺🇸 United States 🇰🇷 South Korea
Category Military Training Aircraft Military Training Aircraft
Manufacturer Gulfstream KAI
First flight 1 January 2003 20 July 2011
Year introduced 2004 2015
Number produced 600 units 23 units
Average unit price $62 million $570K
Wing area 106.0 m² -- m²
Wingspan 28.5 m 11.3 m
Height 7.7 m 2.7 m
Length 29.4 m 8.0 m
Maximum speed 941 km/h 389 km/h
Operational range 12,500 km 1,900 km
Service ceiling 15,545 m 5,304 m
Max. takeoff weight 41,050 kg 1,633 kg
Empty weight 20,956 kg 1,089 kg
Total thrust 2 x 6,690 kgf 1 x 235 kW
Performance Radar Chart
Change comparison vs
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Frequently Asked Questions

Which is faster, the Gulfstream G550 or KT-100?
The Gulfstream G550 is faster with a maximum speed of 941 km/h compared to the KT-100's 389 km/h, a difference of 552 km/h.
Which has longer range, the Gulfstream G550 or KT-100?
The Gulfstream G550 has a longer range at 12,500 km compared to the KT-100's 1,900 km.
Which can fly higher, the Gulfstream G550 or KT-100?
The Gulfstream G550 has a higher service ceiling at 15,545 meters (51,000 ft) compared to the KT-100's 5,304 meters (17,401 ft).
Which is heavier, the Gulfstream G550 or KT-100?
The Gulfstream G550 has a higher maximum takeoff weight at 41,050 kg compared to the KT-100's 1,633 kg.
Which is larger, the Gulfstream G550 or KT-100?
The Gulfstream G550 is longer at 29.4 meters compared to the KT-100's 8.0 meters.
Which is more expensive, the Gulfstream G550 or KT-100?
The Gulfstream G550 is more expensive at approximately $62 million per unit compared to the KT-100 at $0.6 million.
Which entered service first, the Gulfstream G550 or KT-100?
The Gulfstream G550 entered service first in 2004, 11 years before the KT-100 which entered service in 2015.
Which has been built in greater numbers, the Gulfstream G550 or KT-100?
The Gulfstream G550 has been produced in greater numbers with 600 units compared to 23 units of the KT-100.