Compare the specs of the Hammer Fierce Phobia and Hammer Gauntlet Fury 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 | Fierce Phobia | Gauntlet Fury |
| Cover Name | Semtex Hybrid | Semtex Pearl CFI |
| Cover Type | Reactive Hybrid | Reactive Pearl |
| Box Finish | 500 / 2000 Abralon | 500 / 1000 Abralon / Powerhouse Factory Finish Polish |
| Color | Blue / Red / Black | Purple / Smoke / Orange |
| Core Name | Phobia | Gauntlet |
| Core Type | Symmetrical | Asymmetrical |
| RG | 2.49 | 2.50 |
| Total Diff. | 0.054 | 0.050 |
| Int. Diff. | 0.000 | 0.012 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |