| Spec | Wilson Ultra 99 Pro | Yonex Percept 97 |
|---|---|---|
| Weight (unstrung) | 305g | 305g |
| Head Size | 99 sq in | 97 sq in |
| Balance | Head Light | Head Light |
| String Pattern | 16x18 | 16x19 |
| Swingweight | 330 | 315 |
| RA Stiffness | 71 | 62 |
| Strung Weight | 330g | 330g |
Want an interactive radar chart and deeper comparison?
Open Interactive Comparison →