Compare the specs of the Hammer Obsession Tour and Hammer Envy 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 | Obsession Tour | Envy Tour Pearl |
| Cover Name | TourV2 Solid | HK22 – Envy Pearl |
| Cover Type | Reactive Solid | Reactive Pearl |
| Box Finish | 500 / 1000 SiaAir | 500 / 1000 / 1500 SiaAir / Factory Compound |
| Color | Burgundy | Chrome |
| Core Name | Obsession Tour | Obsession Tour |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.469 | 2.469 |
| Total Diff. | 0.034 | 0.034 |
| Int. Diff. | 0.013 | 0.013 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |