Compare the specs of the Hammer Zero Mercy Solid and Hammer Maximum Effect 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 | Zero Mercy Solid | Maximum Effect |
| Cover Name | HK22C2 Solid | HK22 - Cohesion Hybrid CFI |
| Cover Type | Reactive Solid | Reactive Hybrid |
| Box Finish | 500 / 1500 SiaAir | 500 / 1500 SiaAir |
| Color | Black / Purple / White / Red | Black / Lime / Silver / Purple |
| Core Name | Super Offset | Huntsman |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.524 | 2.470 |
| Total Diff. | 0.053 | 0.050 |
| Int. Diff. | 0.020 | 0.017 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |


