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C-5 Galaxy vs PA-34 Seneca

C-5 Galaxy vs PA-34 Seneca at a glance — top speed 932 vs 378 km/h, range 8,900 vs 1,611 km, max takeoff weight 381,017 vs 2,155 kg, built 131 vs 5,037 units.

Lockheed C-5 Galaxy military transport aircraft side profile drawing
🇺🇸 C-5 Galaxy
Piper PA-34 Seneca military transport aircraft side profile drawing
🇺🇸 PA-34 Seneca
Specifications
C-5 Galaxy PA-34 Seneca
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Transport Aircraft Military Transport Aircraft
Manufacturer Lockheed Piper
First flight 30 June 1968 25 April 1967
Year introduced 1971 1971
Number produced 131 units 5037 units
Average unit price $168 million --
Wing area 576.0 m² 19.4 m²
Wingspan 67.9 m 11.9 m
Height 19.8 m 3.0 m
Length 75.3 m 8.7 m
Maximum speed 932 km/h 378 km/h
Operational range 8,900 km 1,611 km
Service ceiling 10,600 m 7,620 m
Max. takeoff weight 381,017 kg 2,155 kg
Empty weight 172,365 kg 1,457 kg
Total thrust 4 x 19,674 kgf 2 x 164 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the C-5 Galaxy or PA-34 Seneca?
The C-5 Galaxy is faster with a maximum speed of 932 km/h compared to the PA-34 Seneca's 378 km/h, a difference of 554 km/h.
Which has longer range, the C-5 Galaxy or PA-34 Seneca?
The C-5 Galaxy has a longer range at 8,900 km compared to the PA-34 Seneca's 1,611 km.
Which can fly higher, the C-5 Galaxy or PA-34 Seneca?
The C-5 Galaxy has a higher service ceiling at 10,600 meters (34,776 ft) compared to the PA-34 Seneca's 7,620 meters (25,000 ft).
Which is heavier, the C-5 Galaxy or PA-34 Seneca?
The C-5 Galaxy has a higher maximum takeoff weight at 381,017 kg compared to the PA-34 Seneca's 2,155 kg.
Which is larger, the C-5 Galaxy or PA-34 Seneca?
The C-5 Galaxy is longer at 75.3 meters compared to the PA-34 Seneca's 8.7 meters.
Which entered service first, the C-5 Galaxy or PA-34 Seneca?
The PA-34 Seneca entered service first in 1971, 0 years before the C-5 Galaxy which entered service in 1971.
Which has been built in greater numbers, the C-5 Galaxy or PA-34 Seneca?
The PA-34 Seneca has been produced in greater numbers with 5,037 units compared to 131 units of the C-5 Galaxy.