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Gulfstream II vs PA-31 Navajo

Gulfstream II vs PA-31 Navajo at a glance — top speed 935 vs 420 km/h, range 7,352 vs 1,875 km, max takeoff weight 29,710 vs 2,948 kg, built 256 vs 3,942 units.

Gulfstream II military transport aircraft side profile drawing
🇺🇸 Gulfstream II
Piper PA-31 Navajo military transport aircraft side profile drawing
🇺🇸 PA-31 Navajo
Specifications
Gulfstream II PA-31 Navajo
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Transport Aircraft Military Transport Aircraft
Manufacturer Gulfstream Piper
First flight 2 October 1966 30 September 1964
Year introduced 1967 1967
Number produced 256 units 3942 units
Average unit price $1 million --
Wing area 75.2 m² 21.0 m²
Wingspan 20.8 m 12.4 m
Height 7.5 m 4.0 m
Length 24.1 m 9.9 m
Maximum speed 935 km/h 420 km/h
Operational range 7,352 km 1,875 km
Service ceiling 13,716 m 8,016 m
Max. takeoff weight 29,710 kg 2,948 kg
Empty weight 16,576 kg 1,783 kg
Total thrust 2 x 5,171 kgf 2 x 231 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the Gulfstream II or PA-31 Navajo?
The Gulfstream II is faster with a maximum speed of 935 km/h compared to the PA-31 Navajo's 420 km/h, a difference of 515 km/h.
Which has longer range, the Gulfstream II or PA-31 Navajo?
The Gulfstream II has a longer range at 7,352 km compared to the PA-31 Navajo's 1,875 km.
Which can fly higher, the Gulfstream II or PA-31 Navajo?
The Gulfstream II has a higher service ceiling at 13,716 meters (45,000 ft) compared to the PA-31 Navajo's 8,016 meters (26,299 ft).
Which is heavier, the Gulfstream II or PA-31 Navajo?
The Gulfstream II has a higher maximum takeoff weight at 29,710 kg compared to the PA-31 Navajo's 2,948 kg.
Which is larger, the Gulfstream II or PA-31 Navajo?
The Gulfstream II is longer at 24.1 meters compared to the PA-31 Navajo's 9.9 meters.
Which entered service first, the Gulfstream II or PA-31 Navajo?
The PA-31 Navajo entered service first in 1967, 0 years before the Gulfstream II which entered service in 1967.
Which has been built in greater numbers, the Gulfstream II or PA-31 Navajo?
The PA-31 Navajo has been produced in greater numbers with 3,942 units compared to 256 units of the Gulfstream II.