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PA-34 Seneca vs Y-12

PA-34 Seneca vs Y-12 at a glance — top speed 378 vs 328 km/h, range 1,611 vs 1,340 km, max takeoff weight 2,155 vs 5,300 kg, built 5,037 vs 71 units.

Piper PA-34 Seneca military transport aircraft side profile drawing
🇺🇸 PA-34 SenecaFull specs
Harbin Y-12 military transport aircraft side profile drawing
🇨🇳 Y-12Full specs
Specifications
PA-34 Seneca Y-12
Origin country 🇺🇸 United States 🇨🇳 China
Category Military Transport Aircraft Military Transport Aircraft
Manufacturer Piper Harbin
First flight 25 April 1967 14 July 1982
Year introduced 1971 1985
Number produced 5037 units 71 units
Average unit price -- $5 million
Wing area 19.4 m² 34.3 m²
Wingspan 11.9 m 17.2 m
Height 3.0 m 5.7 m
Length 8.7 m 18.9 m
Maximum speed 378 km/h 328 km/h
Operational range 1,611 km 1,340 km
Service ceiling 7,620 m 7,000 m
Max. takeoff weight 2,155 kg 5,300 kg
Empty weight 1,457 kg 2,840 kg
Total thrust 2 x 164 kW 2 x 410 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the PA-34 Seneca or Y-12?
The PA-34 Seneca is faster with a maximum speed of 378 km/h compared to the Y-12's 328 km/h, a difference of 50 km/h.
Which has longer range, the PA-34 Seneca or Y-12?
The PA-34 Seneca has a longer range at 1,611 km compared to the Y-12's 1,340 km.
Which can fly higher, the PA-34 Seneca or Y-12?
The PA-34 Seneca has a higher service ceiling at 7,620 meters (25,000 ft) compared to the Y-12's 7,000 meters (22,965 ft).
Which is heavier, the PA-34 Seneca or Y-12?
The Y-12 has a higher maximum takeoff weight at 5,300 kg compared to the PA-34 Seneca's 2,155 kg.
Which is larger, the PA-34 Seneca or Y-12?
The Y-12 is longer at 18.9 meters compared to the PA-34 Seneca's 8.7 meters.
Which entered service first, the PA-34 Seneca or Y-12?
The PA-34 Seneca entered service first in 1971, 14 years before the Y-12 which entered service in 1985.
Which has been built in greater numbers, the PA-34 Seneca or Y-12?
The PA-34 Seneca has been produced in greater numbers with 5,037 units compared to 71 units of the Y-12.