Compare the specs of the Hammer Black Widow Urethane Pink Pearl and Hammer Ocean Vibe 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 | Black Widow Urethane Pink Pearl | Ocean Vibe |
| Cover Name | Urethane Pearl | CT Reactive Plus |
| Cover Type | Urethane Pearl | Reactive Pearl |
| Box Finish | 360 / 800 SiaAir | 500 / 1000 / 2000 SiaAir / Crown Factory Polish |
| Color | Pink Pearl | Ocean |
| Core Name | Gas Mask | Vibe |
| Core Type | Asymmetrical | Symmetrical |
| RG | 2.500 | 2.510 |
| Total Diff. | 0.058 | 0.042 |
| Int. Diff. | 0.016 | 0.000 |
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