Compare the specs of the Storm Pitch Purple and Storm Pitch Black side by side in the ball comparison table below. To view the full bowling ball review for one of these balls, click the ball name link in the table below.
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| Brand | Storm | Storm |
| Ball Name | Pitch Purple | Pitch Black |
| Cover Name | Rev-Controll Solid Urethane | Controll Solid Urethane |
| Cover Type | Urethane Solid | Urethane |
| Box Finish | 1000 Abralon | 1000 Grit Sanded |
| Color | Purple Solid | Pitch Black |
| Core Name | Capacitor | Capacitor |
| Core Type | Symmetrical | Symmetrical |
| RG | 2.57 | 2.57 |
| Total Diff. | 0.022 | 0.022 |
| Int. Diff. | 0.000 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |