| P28 | XS | SM | ML | L | |
| 2010 | 2010 | 2010 | 2010 | ||
| In-Flight-Weight | kg | 60 - 80 | 75 - 100 | 85 - 110 | 105 - 130 |
| Main-Use | Leisure | Leisure | Leisure | Leisure | |
| Certifications | |||||
| Naked-Pilot | kg | 50 | 67 | 78 | 98 |
| Wing-Load | kg/m² | 2,9 | 3,3 | 3,5 | 3,9 |
| Wing-Weight | kg | 5,7 | 6,0 | 6,3 | 6,8 |
| Area | m² | 23,90 | 26,17 | 27,97 | 30,21 |
| Area proj | m² | 20,54 | 22,49 | 24,04 | 25,96 |
| Span | m | 11,20 | 11,75 | 12,12 | 12,60 |
| Span proj | m | 9,70 | 10,12 | 10,46 | 10,87 |
| Ratio | 5,30 | 5,30 | 5,30 | 5,30 | |
| Ratio proj | 4,55 | 4,55 | 4,55 | 4,55 | |
| Rows | 3 | 3 | 3 | 3 | |
| Boxes | 23 | 23 | 23 | 23 | |
| Cells | 48 | 48 | 48 | 48 | |
| Closed Cells | 8 | 8 | 8 | 8 | |
| Lines Ø diam. | 1,8 mm; 1,5 mm; 1,1 mm | 1,8 mm; 1,5 mm; 1,1 mm | 1,8 mm; 1,5 mm; 1,1 mm | 1,8 mm; 1,5 mm; 1,1 mm | |
| Lines distance | m | 6,84 | 7,16 | 7,40 | 7,69 |
| Lines total | |||||
| Flattening | % | 14 | 14 | 14 | 14 |
| Accelerated speed | km/h | 49 | 49 | 49 | 49 |
| Basic speed | km/h | 37 | 37 | 37 | 37 |
| Minimum speed | km/h | 21 | 21 | 21 | 21 |
| Best-Sink-Rate | |||||
| Best-Glide-Ratio | |||||
| GR/Fmax Estimations | |||||
| Upper-Surface | S9092-E85A 45 g/m² | S9092-E85A 45 g/m² | S9092-E85A 45 g/m² | S9092-E85A 45 g/m² | |
| Under-Surface | S9017-E77A 40 g/m² | S9017-E77A 40 g/m² | S9017-E77A 40 g/m² | S9017-E77A 40 g/m² | |
| Lines type | Dyneema; Aramid | Dyneema; Aramid | Dyneema; Aramid | Dyneema; Aramid | |
| Risers | 4(2A+1A'/3B/4C) | 4(2A+1A'/3B/4C) | 4(2A+1A'/3B/4C) | 4(2A+1A'/3B/4C) | |
| Accelerator | cm | 12 | 12 | 12 | 12 |
| Trims | No | No | No | No | |
| Ears | Yes | Yes | Yes | Yes | |
| B Lines | Yes | Yes | Yes | Yes |