| Spirit | 19 | 25 | 27 | 29 | |
| 2006 | 2005 | 2005 | 2005 | ||
| In-Flight-Weight | kg | 55 - 85 | 80 - 100 | 95 - 115 | |
| Main-Use | Cross | Cross | Cross | Cross | |
| Certifications | |||||
| Naked-Pilot | kg | 52 | 71 | 85 | |
| Wing-Load | kg/m² | 2,8 | 3,4 | 3,6 | |
| Wing-Weight | |||||
| Area | m² | 19,0 | 24,7 | 26,8 | 29,0 |
| Area proj | |||||
| Span | m | 10,5 | 12,0 | 12,5 | 13,0 |
| Span proj | |||||
| Ratio | 5,9 | 5,9 | 5,9 | 5,9 | |
| Ratio proj | |||||
| Rows | |||||
| Boxes | 21 | 21 | 21 | 21 | |
| Cells | 55 | 55 | 55 | 55 | |
| Closed Cells | 8 | 8 | 8 | 8 | |
| Lines Ø diam. | |||||
| Lines distance | |||||
| Lines total | |||||
| Flattening | |||||
| Accelerated speed | |||||
| Basic speed | |||||
| Minimum speed | |||||
| Best-Sink-Rate | m/s | 1,1 | 1,1 | 1,1 | 1,1 |
| Best-Glide-Ratio | 1,2 m/s - 37 km/h | 1,2 m/s - 37 km/h | 1,2 m/s - 37 km/h | 1,2 m/s - 37 km/h | |
| GR/Fmax Estimations | 8,5 - 8,8 | 8,5 - 8,8 | 8,5 - 8,8 | 8,5 - 8,8 | |
| Upper-Surface | |||||
| Under-Surface | |||||
| Lines type | |||||
| Risers | |||||
| Accelerator | |||||
| Trims | |||||
| Ears | |||||
| B Lines |