Compare the specs of the Hammer Black Widow Urethane Pink Pearl and Hammer Obsession Tour Pearl 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 | Obsession Tour Pearl |
| Cover Name | Urethane Pearl | TourV2 Pearl |
| Cover Type | Urethane Pearl | Reactive Pearl |
| Box Finish | 360 / 800 SiaAir | 500 / 1000 / 1500 SiaAir / Crown Factory Compound |
| Color | Pink Pearl | Gold |
| Core Name | Gas Mask | Obsession Tour |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.500 | 2.469 |
| Total Diff. | 0.058 | 0.034 |
| Int. Diff. | 0.016 | 0.013 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |