Compare the specs of the Storm Crux Pearl and Storm Optimus 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 | Crux Pearl | Optimus |
| Cover Name | ERG Pearl Reactive | R2X Pearl Reactive |
| Cover Type | Reactive Pearl | Reactive Pearl |
| Box Finish | 1500 Grit Polished | 1500 Grit Polished |
| Color | Black / White / Copper | Red / White / Blue |
| Core Name | Catalyst | Tri-Sphere |
| Core Type | Asymmetrical | Symmetrical |
| RG | 2.50 | 2.48 |
| Total Diff. | 0.052 | 0.048 |
| Int. Diff. | 0.017 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |