Compare the specs of the Storm Phaze III and Storm Gravity Evolve 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.
Click here to add or remove balls from this comparison.
 |  | |
| Brand | Storm | Storm |
| Ball Name | Phaze III | Gravity Evolve |
| Cover Name | R3S Hybrid Reactive | SPEC Solid Reactive |
| Cover Type | Reactive Hybrid | Reactive Solid |
| Box Finish | 1500 Grit Polished | 2000 Abralon |
| Color | Obsidian / Jade / Orchid | Gunmetal / Fire / Crimson |
| Core Name | Velocity | Shape-Lock HD |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.48 | 2.48 |
| Total Diff. | 0.051 | 0.052 |
| Int. Diff. | 0.000 | 0.020 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |