| Number | skin mm | density kg/m3 | Total thickness mm | mass kg | STL dB |
| 01-Original structure | 2.5 | 60 | 60 | 20.1 | 24.7 |
| 02-Optimized skin | 2.8 | 60 | 60.6 | 20.6 | 25.1 |
| 03-Optimized skin | 3.0 | 60 | 61 | 21.1 | 25.5 |
| 04-Optimized skin | 3.2 | 60 | 61.4 | 21.6 | 26 |
| 05-Optimized skin | 3.5 | 60 | 62 | 22.1 | 26.6 |
| 06-Optimized foam | 2.5 | 65 | 60 | 20.5 | 25.1 |
| 07-Optimized foam | 2.5 | 70 | 60 | 20.9 | 25.3 |
| 08-Optimized foam | 2.5 | 75 | 60 | 21.3 | 25.6 |
| 09-Optimized foam | 2.5 | 80 | 60 | 21.6 | 25.9 |