Compare the specs of the Storm Optimus Solid and Storm Lock 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 | Optimus Solid | Lock |
| Cover Name | R2X Solid Reactive | GI-15 Hybrid Reactive |
| Cover Type | Reactive Solid | Reactive Hybrid |
| Box Finish | 2000 Grit Pad | 3000 Abralon |
| Color | Red / Navy / Yellow | Black Pearl / White Pearl / Crimson |
| Core Name | Tri-Sphere | RAD-X |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.48 | 2.48 |
| Total Diff. | 0.048 | 0.054 |
| Int. Diff. | 0.000 | 0.018 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |