Compare the specs of the 900 Global Eternity and 900 Global Harsh Reality 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 | 900 Global | 900 Global |
| Ball Name | Eternity | Harsh Reality |
| Cover Name | S84 Response Pearl | Reserve Blend 902 Solid |
| Cover Type | Reactive Pearl | Reactive Solid |
| Box Finish | Reacta Gloss | 2000 Abralon |
| Color | Neon Purple / Black / Silver | Atomic / Graphite / Black |
| Core Name | Epoch Asymmetric | Disturbance Asymmetric AI |
| Core Type | Asymmetrical | Asymmetrical |
| RG | 2.49 | 2.48 |
| Total Diff. | 0.050 | 0.054 |
| Int. Diff. | 0.014 | 0.019 |
Torque Length Back End Total Hook Ball Tester Ratings | Already a premium member? Click here to log in. | |