L-29 Delfin vs Z 42
The L-29 Delfin and the Z 42 are both Military Training Aircraft, manufactured by Aero and Zlin respectively. The L-29 Delfin reaches 655 km/h — 2.8x the Z 42's 230 km/h. The L-29 Delfin has an operational range of 894 km vs 530 km for the Z 42. The L-29 Delfin operates at altitudes up to 11,500 m compared to 5,500 m for the Z 42. At 3,540 kg MTOW, the L-29 Delfin is 3.8x the Z 42's 920 kg. The L-29 Delfin has been produced in 3,665 units vs 57 for the Z 42. The L-29 Delfin first flew 8 years before the Z 42 (1959 vs 1967).
| Czechoslovakian jet trainer, utilized extensively during the Cold War, and exported broadly to Warsaw Pact and other nations. | |
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| 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 |
| Czech training aircraft, introduced in the late 20th century, extensively utilized for flight instruction and aerobatics worldwide. | |
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| Origin country | 🇨🇿 Czechia |
| Category | Military Training Aircraft |
| Manufacturer | Zlin |
| First flight | 17 October 1967 |
| Year introduced | 1970 |
| Number produced | 57 units |
| Average unit price | $-- million |
| 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 ◉ |
| Wing area | 13.2 m² ◉ |
| Wingspan | 9.1 m ◉ |
| Height | 2.7 m ◉ |
| Length | 7.1 m ◉ |
| Maximum speed | 230 km/h ◉ |
| Operational range | 530 km ◉ |
| Service ceiling | 5,500 m ◉ |
| Max. takeoff weight | 920 kg ◉ |
| Empty weight | 600 kg ◉ |
| Total thrust | 1 x 134 kW ◉ |
Performance Radar Chart
Frequently Asked Questions
Which is faster, the L-29 Delfin or Z 42?
The L-29 Delfin is faster with a maximum speed of 655 km/h compared to the Z 42's 230 km/h, a difference of 425 km/h.
Which has longer range, the L-29 Delfin or Z 42?
The L-29 Delfin has a longer range at 894 km compared to the Z 42's 530 km.
Which can fly higher, the L-29 Delfin or Z 42?
The L-29 Delfin has a higher service ceiling at 11,500 meters (37,729 ft) compared to the Z 42's 5,500 meters (18,044 ft).
Which is heavier, the L-29 Delfin or Z 42?
The L-29 Delfin has a higher maximum takeoff weight at 3,540 kg compared to the Z 42's 920 kg.
Which is larger, the L-29 Delfin or Z 42?
The L-29 Delfin is longer at 10.8 meters compared to the Z 42's 7.1 meters.
Which entered service first, the L-29 Delfin or Z 42?
The L-29 Delfin entered service first in 1961, 9 years before the Z 42 which entered service in 1970.
Which has been built in greater numbers, the L-29 Delfin or Z 42?
The L-29 Delfin has been produced in greater numbers with 3,665 units compared to 57 units of the Z 42.