Gulfstream IV vs PA-31 Navajo

The Gulfstream IV and the PA-31 Navajo are both Military Transport Aircraft, manufactured by Gulfstream and Piper respectively. The Gulfstream IV reaches 935 km/h — 2.2x the PA-31 Navajo's 420 km/h. The Gulfstream IV has an operational range of 7,815 km vs 1,875 km for the PA-31 Navajo. The Gulfstream IV operates at altitudes up to 13,716 m compared to 8,016 m for the PA-31 Navajo. At 33,520 kg MTOW, the Gulfstream IV is 11:1 the PA-31 Navajo's 2,948 kg. The Gulfstream IV has been produced in 900 units vs 3,942 for the PA-31 Navajo. The PA-31 Navajo first flew 21 years before the Gulfstream IV (1964 vs 1985).

American business jet from the late 20th century, recognized for its widespread use in corporate and private aviation.
Gulfstream Gulfstream IV Transport profile drawing
Origin country 🇺🇸 United States
Category Military Transport Aircraft
Manufacturer Gulfstream
First flight 19 September 1985
Year introduced 1987
Number produced 900 units
Average unit price $26 million
American light, twin-engined aircraft, used extensively for air taxi, flight training, and personal use during the late 20th century.
Piper PA-31 Navajo Transport profile drawing
Origin country 🇺🇸 United States
Category Military Transport Aircraft
Manufacturer Piper
First flight 30 September 1964
Year introduced 1967
Number produced 3942 units
Average unit price $-- million
Wing area 88.3 m²
Wingspan 23.5 m
Height 7.7 m
Length 27.2 m
Maximum speed 935 km/h
Operational range 7,815 km
Service ceiling 13,716 m
Max. takeoff weight 33,520 kg
Empty weight 19,504 kg
Total thrust 2 x 6,282 kgf
Wing area 21.0 m²
Wingspan 12.4 m
Height 4.0 m
Length 9.9 m
Maximum speed 420 km/h
Operational range 1,875 km
Service ceiling 8,016 m
Max. takeoff weight 2,948 kg
Empty weight 1,783 kg
Total thrust 2 x 231 kW

Performance Radar Chart

Frequently Asked Questions

Which is faster, the Gulfstream IV or PA-31 Navajo?
The Gulfstream IV 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 IV or PA-31 Navajo?
The Gulfstream IV has a longer range at 7,815 km compared to the PA-31 Navajo's 1,875 km.
Which can fly higher, the Gulfstream IV or PA-31 Navajo?
The Gulfstream IV 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 IV or PA-31 Navajo?
The Gulfstream IV has a higher maximum takeoff weight at 33,520 kg compared to the PA-31 Navajo's 2,948 kg.
Which is larger, the Gulfstream IV or PA-31 Navajo?
The Gulfstream IV is longer at 27.2 meters compared to the PA-31 Navajo's 9.9 meters.
Which entered service first, the Gulfstream IV or PA-31 Navajo?
The PA-31 Navajo entered service first in 1967, 20 years before the Gulfstream IV which entered service in 1987.
Which has been built in greater numbers, the Gulfstream IV or PA-31 Navajo?
The PA-31 Navajo has been produced in greater numbers with 3,942 units compared to 900 units of the Gulfstream IV.