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C-5 Galaxy vs PA-31 Navajo

C-5 Galaxy vs PA-31 Navajo at a glance — top speed 932 vs 420 km/h, range 8,900 vs 1,875 km, max takeoff weight 381,017 vs 2,948 kg, built 131 vs 3,942 units.

Lockheed C-5 Galaxy military transport aircraft side profile drawing
🇺🇸 C-5 Galaxy
Piper PA-31 Navajo military transport aircraft side profile drawing
🇺🇸 PA-31 Navajo
Specifications
C-5 Galaxy PA-31 Navajo
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Transport Aircraft Military Transport Aircraft
Manufacturer Lockheed Piper
First flight 30 June 1968 30 September 1964
Year introduced 1971 1967
Number produced 131 units 3942 units
Average unit price $168 million --
Wing area 576.0 m² 21.0 m²
Wingspan 67.9 m 12.4 m
Height 19.8 m 4.0 m
Length 75.3 m 9.9 m
Maximum speed 932 km/h 420 km/h
Operational range 8,900 km 1,875 km
Service ceiling 10,600 m 8,016 m
Max. takeoff weight 381,017 kg 2,948 kg
Empty weight 172,365 kg 1,783 kg
Total thrust 4 x 19,674 kgf 2 x 231 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the C-5 Galaxy or PA-31 Navajo?
The C-5 Galaxy is faster with a maximum speed of 932 km/h compared to the PA-31 Navajo's 420 km/h, a difference of 512 km/h.
Which has longer range, the C-5 Galaxy or PA-31 Navajo?
The C-5 Galaxy has a longer range at 8,900 km compared to the PA-31 Navajo's 1,875 km.
Which can fly higher, the C-5 Galaxy or PA-31 Navajo?
The C-5 Galaxy has a higher service ceiling at 10,600 meters (34,776 ft) compared to the PA-31 Navajo's 8,016 meters (26,299 ft).
Which is heavier, the C-5 Galaxy or PA-31 Navajo?
The C-5 Galaxy has a higher maximum takeoff weight at 381,017 kg compared to the PA-31 Navajo's 2,948 kg.
Which is larger, the C-5 Galaxy or PA-31 Navajo?
The C-5 Galaxy is longer at 75.3 meters compared to the PA-31 Navajo's 9.9 meters.
Which entered service first, the C-5 Galaxy or PA-31 Navajo?
The PA-31 Navajo entered service first in 1967, 4 years before the C-5 Galaxy which entered service in 1971.
Which has been built in greater numbers, the C-5 Galaxy or PA-31 Navajo?
The PA-31 Navajo has been produced in greater numbers with 3,942 units compared to 131 units of the C-5 Galaxy.