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Grob G-115 vs T-28 Trojan

Grob G-115 vs T-28 Trojan at a glance — top speed 270 vs 552 km/h, range 1,150 vs 1,710 km, max takeoff weight 990 vs 3,856 kg, built 204 vs 1,948 units.

Grob G-115 military training aircraft side profile drawing
🇩🇪 Grob G-115
North American T-28 Trojan military training aircraft side profile drawing
🇺🇸 T-28 Trojan
Specifications
Grob G-115 T-28 Trojan
Origin country 🇩🇪 Germany 🇺🇸 United States
Category Military Training Aircraft Military Training Aircraft
Manufacturer Grob North American
First flight 1 November 1985 24 September 1949
Year introduced 1999 1950
Number produced 204 units 1948 units
Average unit price -- --
Wing area 12.2 m² 24.9 m²
Wingspan 10.0 m 12.2 m
Height 2.4 m 3.9 m
Length 7.5 m 10.1 m
Maximum speed 270 km/h 552 km/h
Operational range 1,150 km 1,710 km
Service ceiling 3,048 m 10,800 m
Max. takeoff weight 990 kg 3,856 kg
Empty weight 690 kg 2,914 kg
Total thrust 1 x 134 kW 1 x 1,063 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the Grob G-115 or T-28 Trojan?
The T-28 Trojan is faster with a maximum speed of 552 km/h compared to the Grob G-115's 270 km/h, a difference of 282 km/h.
Which has longer range, the Grob G-115 or T-28 Trojan?
The T-28 Trojan has a longer range at 1,710 km compared to the Grob G-115's 1,150 km.
Which can fly higher, the Grob G-115 or T-28 Trojan?
The T-28 Trojan has a higher service ceiling at 10,800 meters (35,433 ft) compared to the Grob G-115's 3,048 meters (10,000 ft).
Which is heavier, the Grob G-115 or T-28 Trojan?
The T-28 Trojan has a higher maximum takeoff weight at 3,856 kg compared to the Grob G-115's 990 kg.
Which is larger, the Grob G-115 or T-28 Trojan?
The T-28 Trojan is longer at 10.1 meters compared to the Grob G-115's 7.5 meters.
Which entered service first, the Grob G-115 or T-28 Trojan?
The T-28 Trojan entered service first in 1950, 49 years before the Grob G-115 which entered service in 1999.
Which has been built in greater numbers, the Grob G-115 or T-28 Trojan?
The T-28 Trojan has been produced in greater numbers with 1,948 units compared to 204 units of the Grob G-115.