Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Brunswick Power Groove Reactive - Purple / Silver
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Storm !Q Tour 78/U
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Hammer Purple Pearl Urethane 78D
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ProBowl Stallion
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|---|---|---|---|---|
| Brand | Brunswick | Storm | Hammer | ProBowl |
| Line | Affordable | Master | Mid | — |
| Coverstock | PowrKoil 17 Reactive | Controll 78 Urethane | Urethane Pearl 78D | Solid Urethane |
| Cover type | — | Urethane | Urethane | Urethane |
| Core | DISC (Differential Increasing Slide Cylinders) | C3C | Super LED | Grenade |
| Core type | — | Symmetric | — | — |
| RG | 2.663 (16 lb) | 2.650 (12 lb) | 2.632 | 2.646 |
| Diff | 0.041 (16 lb) | 0.035 (12 lb) | 0.034 | 0.029 |
| Int. diff | — | — | — | — |
| Factory finish | High Gloss Polish | 500 Grit | 500 Siaair Micro Pad | 1000 grit Abralon |
| Lane condition | — | — | Light oil | — |
| Flare potential | — | — | — | — |
| Reaction | — | — | Strong arc | — |
| Color | Purple / Silver | Crimson | Purple Pearl | Black |
| Release date | — | December 15, 2023 | March 19, 2026 | — |
| Status | Retired | Current | Current | Current |
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