Glider • Schempp-Hirth • Duo Discus, Duo Discus T (self-launching), Duo Discus XL
| Manufacturer | Schempp-Hirth |
| Model | Duo Discus |
| Category | Glider |
| Variants | Duo Discus, Duo Discus T (self-launching), Duo Discus XL |
| Production Years | 1994 – 2025 |
| Seating | 2 seats |
| Typical TTAF | 2,800 hours |
| Markets | Germany, United States, United Kingdom, France, Australia |
| Price Range | $85K – $280K |
The Schempp-Hirth Duo Discus is a high-performance two-seat sailplane designed for cross-country soaring, training, and recreational flying. Manufactured by the German aircraft company Schempp-Hirth, it represents one of the most successful modern glider designs, combining excellent aerodynamic efficiency with practical utility. The aircraft features a sleek composite construction, retractable landing gear, and optional self-launching capability through an engine installation. The Duo Discus is widely used by gliding clubs, flight training organizations, and private pilots throughout Europe and North America. Its superior glide ratio, responsive handling characteristics, and spacious cockpit make it ideal for both experienced cross-country pilots and training operations. The design emphasizes safety, comfort, and performance, with particular attention to thermaling efficiency and speed-to-fly optimization. It remains in continuous production and is considered a benchmark aircraft in the modern two-seat sailplane category.
Maximum Speed: 165 knots (190 mph)
Best Glide Ratio: 34:1 at 45 knots
Service Ceiling: 31,170 feet
Empty Weight: 425 kg (937 lbs)
Maximum Takeoff Weight: 600 kg (1,323 lbs)
Wingspan: 16.0 meters (52.5 feet)
Wing Area: 10.5 square meters
Self-Launch Engine (optional): Rotax 503 or equivalent
Best Sink Rate: 0.52 m/s at 44 knots