Compare the specs of the Roto Grip Totally Defiant and Roto Grip Hyper Cell Skid 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 | Roto Grip | Roto Grip |
| Ball Name | Totally Defiant | Hyper Cell Skid |
| Cover Name | 74MH | 73MH |
| Cover Type | Reactive Pearl | Reactive Pearl |
| Box Finish | 1500 Grit Polished | 1500 Grit Polished |
| Color | Yellow / Smoke / Ruby | Black / Gold / Violet |
| Core Name | NA | Nucleus |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.49 | 2.52 |
| Total Diff. | 0.054 | 0.056 |
| Int. Diff. | 0.017 | 0.018 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |