Compare the specs of the Hammer Blue Vibe and Hammer Black Widow Gold 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 | Hammer | Hammer |
| Ball Name | Blue Vibe | Black Widow Gold |
| Cover Name | CT Reactive Plus | Semtex Pearl |
| Cover Type | Reactive Solid | Reactive Pearl |
| Box Finish | 500 / 2000 Abralon / Powerhouse Factory Finish Polish | 500 / 1000 Abralon / Powerhouse Factory Finish Polish |
| Color | Blue | Gold |
| Core Name | Vibe | Gas Mask |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.51 | 2.50 |
| Total Diff. | 0.042 | 0.058 |
| Int. Diff. | 0.000 | 0.016 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |