Compare the specs of the Storm Phaze 4 and Storm Phaze III 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 | Phaze 4 | Phaze III |
| Cover Name | R2S Pearl Reactive | R3S Hybrid Reactive |
| Cover Type | Reactive Pearl | Reactive Hybrid |
| Box Finish | 1500 Grit Polished | 1500 Grit Polished |
| Color | Royal Purple / Gunmetal / Medallion | Obsidian / Jade / Orchid |
| Core Name | Velocity | Velocity |
| Core Type | Symmetrical | Symmetrical |
| RG | 2.48 | 2.48 |
| Total Diff. | 0.051 | 0.051 |
| Int. Diff. | 0.000 | 0.000 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |