Compare the specs of the Roto Grip RST X-3 and Roto Grip Rubicon UC3 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 | RST X-3 | Rubicon UC3 |
| Cover Name | MicroTrax Hybrid | Tour-ethane Pearl |
| Cover Type | Reactive Hybrid | Urethane Pearl |
| Box Finish | 4K - Fast | 1000 Abralon |
| Color | Yellow / Smoke / Grape | Platinum Pearl |
| Core Name | RST (Roto Star Tour) | Rondure |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.53 | 2.49 |
| Total Diff. | 0.053 | 0.052 |
| Int. Diff. | 0.016 | 0.011 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |