C-17 Globemaster III vs PA-34 Seneca
Overview
The C-17 Globemaster III and the PA-34 Seneca are both Military Transport Aircraft, manufactured by McDonnell Douglas and Piper respectively.
The C-17 Globemaster III reaches 930 km/h — 2.5x the PA-34 Seneca's 378 km/h. The C-17 Globemaster III has an operational range of 4,480 km vs 1,611 km for the PA-34 Seneca. The C-17 Globemaster III operates at altitudes up to 13,715 m compared to 7,620 m for the PA-34 Seneca. At 259,460 kg MTOW, the C-17 Globemaster III is 120:1 the PA-34 Seneca's 2,155 kg.
The C-17 Globemaster III has been produced in 279 units vs 5,037 for the PA-34 Seneca. The PA-34 Seneca first flew 24 years before the C-17 Globemaster III (1967 vs 1991).
| American military transport aircraft, extensively deployed in global conflict zones since the 1990s for strategic airlift missions. | |
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| Origin country | 🇺🇸 United States |
| Category | Military Transport Aircraft |
| Manufacturer | McDonnell Douglas |
| First flight | 15 September 1991 |
| Year introduced | 1993 |
| Number produced | 279 units |
| Average unit price | $340 million |
| American twin-engined light aircraft, renowned for its versatility, extensively used for flight training and personal use since the 1970s. | |
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| Origin country | 🇺🇸 United States |
| Category | Military Transport Aircraft |
| Manufacturer | Piper |
| First flight | 25 April 1967 |
| Year introduced | 1971 |
| Number produced | 5037 units |
| Average unit price | -- |
| Wing area | 353.0 m² ◉ |
| Wingspan | 51.8 m ◉ |
| Height | 16.8 m ◉ |
| Length | 53.0 m ◉ |
| Maximum speed | 930 km/h ◉ |
| Operational range | 4,480 km ◉ |
| Service ceiling | 13,715 m ◉ |
| Max. takeoff weight | 259,460 kg ◉ |
| Empty weight | 122,000 kg ◉ |
| Total thrust | 4 x 4,727 kgf ◉ |
| Wing area | 19.4 m² ◉ |
| Wingspan | 11.9 m ◉ |
| Height | 3.0 m ◉ |
| Length | 8.7 m ◉ |
| Maximum speed | 378 km/h ◉ |
| Operational range | 1,611 km ◉ |
| Service ceiling | 7,620 m ◉ |
| Max. takeoff weight | 2,155 kg ◉ |
| Empty weight | 1,457 kg ◉ |
| Total thrust | 2 x 82 kW ◉ |
Performance Radar Chart
Detailed Comparison
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Frequently Asked Questions
Which is faster, the C-17 Globemaster III or PA-34 Seneca?
The C-17 Globemaster III is faster with a maximum speed of 930 km/h compared to the PA-34 Seneca's 378 km/h, a difference of 552 km/h.
Which has longer range, the C-17 Globemaster III or PA-34 Seneca?
The C-17 Globemaster III has a longer range at 4,480 km compared to the PA-34 Seneca's 1,611 km.
Which can fly higher, the C-17 Globemaster III or PA-34 Seneca?
The C-17 Globemaster III has a higher service ceiling at 13,715 meters (44,996 ft) compared to the PA-34 Seneca's 7,620 meters (25,000 ft).
Which is heavier, the C-17 Globemaster III or PA-34 Seneca?
The C-17 Globemaster III has a higher maximum takeoff weight at 259,460 kg compared to the PA-34 Seneca's 2,155 kg.
Which is larger, the C-17 Globemaster III or PA-34 Seneca?
The C-17 Globemaster III is longer at 53.0 meters compared to the PA-34 Seneca's 8.7 meters.
Which entered service first, the C-17 Globemaster III or PA-34 Seneca?
The PA-34 Seneca entered service first in 1971, 22 years before the C-17 Globemaster III which entered service in 1993.
Which has been built in greater numbers, the C-17 Globemaster III or PA-34 Seneca?
The PA-34 Seneca has been produced in greater numbers with 5,037 units compared to 279 units of the C-17 Globemaster III.