Compare the specs of the Hammer Obsession and Hammer Web MB 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.
Click here to add or remove balls from this comparison.
 |  | |
| Brand | Hammer | Hammer |
| Ball Name | Obsession | Web MB |
| Cover Name | Envy Solid CFI | Semtex NE Pearl |
| Cover Type | Reactive Solid | Reactive Pearl |
| Box Finish | 500 / 1500 SiaAir | 500 / 1000 SiaAir / Crown Factory Compound |
| Color | Black / Pink / Burgundy | Dark Blue / Purple |
| Core Name | Obsession | Spheroid Asymmetrical |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.468 | 2.480 |
| Total Diff. | 0.050 | 0.048 |
| Int. Diff. | 0.013 | 0.018 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |