Compare the specs of the Storm Level and Storm Ion Pro 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 | Level | Ion Pro |
| Cover Name | RPM Solid | TX-16 Hybrid Reactive |
| Cover Type | Reactive Solid | Reactive Hybrid |
| Box Finish | 1000 Abralon | 4000 Abralon |
| Color | Black | Navy / Carbon / Steel |
| Core Name | Equalizer AI | Element Tour AI |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.59 | 2.47 |
| Total Diff. | 0.027 | 0.035 |
| Int. Diff. | 0.000 | 0.014 |
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