Compare the specs of the Storm Pitch Purple and Storm Fast Pitch 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 | Fast Pitch |
| Cover Name | Rev-Controll Solid Urethane | Controll XL Urethane |
| Cover Type | Urethane Solid | Urethane Solid |
| Box Finish | 1000 Abralon | 1000 Abralon |
| Color | Purple Solid | Navy |
| Core Name | Capacitor | Tour Block |
| Core Type | Symmetrical | Symmetrical |
| RG | 2.57 | 2.61 |
| Total Diff. | 0.022 | 0.030 |
| Int. Diff. | 0.000 | 0.000 |
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