Compare the specs of the Hammer Effect Tour and Hammer Obsession Tour 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 | Effect Tour | Obsession Tour |
| Cover Name | TourV3 Solid | TourV2 Solid |
| Cover Type | Reactive Solid | Reactive Solid |
| Box Finish | 500 / 1500 SiaAir | 500 / 1000 SiaAir |
| Color | Tour Blue | Burgundy |
| Core Name | Huntsman Tour | Obsession Tour |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.472 | 2.469 |
| Total Diff. | 0.036 | 0.034 |
| Int. Diff. | 0.012 | 0.013 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |