L-29 Delfin vs L-39 Albatros
| Czechoslovakian jet trainer, utilized extensively during the Cold War, and exported broadly to Warsaw Pact and other nations. | |
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| Origin country | 🇨🇿 Czech Republic |
| Category | Military Training Aircrafts |
| Manufacturer | Aero |
| First flight | 5 April 1959 |
| Year introduced | 1961 |
| Number produced | 3665 units |
| Average unit price | $0.2 million |
| Czech training jet, operational since the Cold War, deployed worldwide for various military aviation roles. | |
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| Origin country | 🇨🇿 Czech Republic |
| Category | Military Training Aircrafts |
| Manufacturer | Aero |
| First flight | 4 November 1968 |
| Year introduced | 1972 |
| Number produced | 2900 units |
| Average unit price | $1 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 | 900 km ◉ |
| Service ceiling | 11,500 m ◉ |
| Max. takeoff weight | 3,540 kg ◉ |
| Empty weight | 2,280 kg ◉ |
| Total thrust | 1 x 890 kgf ◉ |
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| Wing area | 18.8 m² ◉ |
| Wingspan | 9.5 m ◉ |
| Height | 4.8 m ◉ |
| Length | 12.1 m ◉ |
| Maximum speed | 750 km/h ◉ |
| Operational range | 1,100 km ◉ |
| Service ceiling | 11,500 m ◉ |
| Max. takeoff weight | 4,700 kg ◉ |
| Empty weight | 3,459 kg ◉ |
| Total thrust | 1 x 1,720 kgf ◉ |
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