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T-37 Tweet vs NAMC YS-11

T-37 Tweet vs NAMC YS-11 at a glance — top speed 684 vs 470 km/h, range 1,500 vs 2,110 km, max takeoff weight 2,980 vs 23,500 kg, built 1,269 vs 182 units.

Cessna T-37 Tweet military training aircraft side profile drawing
🇺🇸 T-37 Tweet
NAMC YS-11 military training aircraft side profile drawing
🇯🇵 NAMC YS-11
Specifications
T-37 Tweet NAMC YS-11
Origin country 🇺🇸 United States 🇯🇵 Japan
Category Military Training Aircraft Military Training Aircraft
Manufacturer Cessna NAMC
First flight 12 October 1954 30 August 1962
Year introduced 1957 1965
Number produced 1269 units 182 units
Average unit price -- $2.2 million
Wing area 17.0 m² 94.8 m²
Wingspan 10.1 m 32.0 m
Height 2.8 m 9.0 m
Length 9.0 m 26.3 m
Maximum speed 684 km/h 470 km/h
Operational range 1,500 km 2,110 km
Service ceiling 11,948 m 6,980 m
Max. takeoff weight 2,980 kg 23,500 kg
Empty weight 1,840 kg 14,600 kg
Total thrust 2 x 465 kgf 2 x 2,259 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the T-37 Tweet or NAMC YS-11?
The T-37 Tweet is faster with a maximum speed of 684 km/h compared to the NAMC YS-11's 470 km/h, a difference of 214 km/h.
Which has longer range, the T-37 Tweet or NAMC YS-11?
The NAMC YS-11 has a longer range at 2,110 km compared to the T-37 Tweet's 1,500 km.
Which can fly higher, the T-37 Tweet or NAMC YS-11?
The T-37 Tweet has a higher service ceiling at 11,948 meters (39,199 ft) compared to the NAMC YS-11's 6,980 meters (22,900 ft).
Which is heavier, the T-37 Tweet or NAMC YS-11?
The NAMC YS-11 has a higher maximum takeoff weight at 23,500 kg compared to the T-37 Tweet's 2,980 kg.
Which is larger, the T-37 Tweet or NAMC YS-11?
The NAMC YS-11 is longer at 26.3 meters compared to the T-37 Tweet's 9.0 meters.
Which entered service first, the T-37 Tweet or NAMC YS-11?
The T-37 Tweet entered service first in 1957, 8 years before the NAMC YS-11 which entered service in 1965.
Which has been built in greater numbers, the T-37 Tweet or NAMC YS-11?
The T-37 Tweet has been produced in greater numbers with 1,269 units compared to 182 units of the NAMC YS-11.