G-115 vs L-29 Delfin

The G-115 and the L-29 Delfin are both Military Training Aircraft, manufactured by Grob and Aero respectively. The L-29 Delfin reaches 655 km/h — 2.4x the G-115's 270 km/h. The G-115 has an operational range of 1,150 km vs 894 km for the L-29 Delfin. The L-29 Delfin operates at altitudes up to 11,500 m compared to 3,048 m for the G-115. At 3,540 kg MTOW, the L-29 Delfin is 3.6x the G-115's 990 kg. The G-115 has been produced in 204 units vs 3,665 for the L-29 Delfin. The L-29 Delfin first flew 26 years before the G-115 (1959 vs 1985).

German training aircraft, extensively utilized for United Kingdom's Royal Air Force Cadets and military aviation worldwide since the 1980s.
Grob G-115 Training profile drawing
Origin country 🇩🇪 Germany
Category Military Training Aircraft
Manufacturer Grob
First flight 1 November 1985
Year introduced 1999
Number produced 204 units
Average unit price $-- million
Czechoslovakian jet trainer, utilized extensively during the Cold War, and exported broadly to Warsaw Pact and other nations.
Aero L-29 Delfin Training profile drawing
Origin country 🇨🇿 Czechia
Category Military Training Aircraft
Manufacturer Aero
First flight 5 April 1959
Year introduced 1961
Number produced 3665 units
Average unit price $0.2 million
Wing area 12.2 m²
Wingspan 10.0 m
Height 2.4 m
Length 7.5 m
Maximum speed 270 km/h
Operational range 1,150 km
Service ceiling 3,048 m
Max. takeoff weight 990 kg
Empty weight 690 kg
Total thrust 1 x 134 kW
Wing area 20.0 m²
Wingspan 10.3 m
Height 3.1 m
Length 10.8 m
Maximum speed 655 km/h
Operational range 894 km
Service ceiling 11,500 m
Max. takeoff weight 3,540 kg
Empty weight 2,280 kg
Total thrust 1 x 890 kgf

Performance Radar Chart

Frequently Asked Questions

Which is faster, the G-115 or L-29 Delfin?
The L-29 Delfin is faster with a maximum speed of 655 km/h compared to the G-115's 270 km/h, a difference of 385 km/h.
Which has longer range, the G-115 or L-29 Delfin?
The G-115 has a longer range at 1,150 km compared to the L-29 Delfin's 894 km.
Which can fly higher, the G-115 or L-29 Delfin?
The L-29 Delfin has a higher service ceiling at 11,500 meters (37,729 ft) compared to the G-115's 3,048 meters (10,000 ft).
Which is heavier, the G-115 or L-29 Delfin?
The L-29 Delfin has a higher maximum takeoff weight at 3,540 kg compared to the G-115's 990 kg.
Which is larger, the G-115 or L-29 Delfin?
The L-29 Delfin is longer at 10.8 meters compared to the G-115's 7.5 meters.
Which entered service first, the G-115 or L-29 Delfin?
The L-29 Delfin entered service first in 1961, 38 years before the G-115 which entered service in 1999.
Which has been built in greater numbers, the G-115 or L-29 Delfin?
The L-29 Delfin has been produced in greater numbers with 3,665 units compared to 204 units of the G-115.