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Grob G-115 vs T-37 Tweet

Grob G-115 vs T-37 Tweet at a glance — top speed 270 vs 684 km/h, range 1,150 vs 1,500 km, max takeoff weight 990 vs 2,980 kg, built 204 vs 1,269 units.

Grob G-115 military training aircraft side profile drawing
🇩🇪 Grob G-115
Cessna T-37 Tweet military training aircraft side profile drawing
🇺🇸 T-37 Tweet
Specifications
Grob G-115 T-37 Tweet
Origin country 🇩🇪 Germany 🇺🇸 United States
Category Military Training Aircraft Military Training Aircraft
Manufacturer Grob Cessna
First flight 1 November 1985 12 October 1954
Year introduced 1999 1957
Number produced 204 units 1269 units
Average unit price -- --
Wing area 12.2 m² 17.0 m²
Wingspan 10.0 m 10.1 m
Height 2.4 m 2.8 m
Length 7.5 m 9.0 m
Maximum speed 270 km/h 684 km/h
Operational range 1,150 km 1,500 km
Service ceiling 3,048 m 11,948 m
Max. takeoff weight 990 kg 2,980 kg
Empty weight 690 kg 1,840 kg
Total thrust 1 x 134 kW 2 x 465 kgf
Performance Radar Chart
Change comparison vs
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Frequently Asked Questions

Which is faster, the Grob G-115 or T-37 Tweet?
The T-37 Tweet is faster with a maximum speed of 684 km/h compared to the Grob G-115's 270 km/h, a difference of 414 km/h.
Which has longer range, the Grob G-115 or T-37 Tweet?
The T-37 Tweet has a longer range at 1,500 km compared to the Grob G-115's 1,150 km.
Which can fly higher, the Grob G-115 or T-37 Tweet?
The T-37 Tweet has a higher service ceiling at 11,948 meters (39,199 ft) compared to the Grob G-115's 3,048 meters (10,000 ft).
Which is heavier, the Grob G-115 or T-37 Tweet?
The T-37 Tweet has a higher maximum takeoff weight at 2,980 kg compared to the Grob G-115's 990 kg.
Which is larger, the Grob G-115 or T-37 Tweet?
The T-37 Tweet is longer at 9.0 meters compared to the Grob G-115's 7.5 meters.
Which entered service first, the Grob G-115 or T-37 Tweet?
The T-37 Tweet entered service first in 1957, 42 years before the Grob G-115 which entered service in 1999.
Which has been built in greater numbers, the Grob G-115 or T-37 Tweet?
The T-37 Tweet has been produced in greater numbers with 1,269 units compared to 204 units of the Grob G-115.