Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Brunswick Power Groove Reactive - Blue Pearl / Ivory
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Storm !Q Tour 78/U
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Hammer NU 2.0
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Hammer Purple Pearl Urethane 78D
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|---|---|---|---|---|
| Brand | Brunswick | Storm | Hammer | Hammer |
| Line | Affordable | Master | Mid | Mid |
| Coverstock | DISC (Differential Increasing Slide Cylinders) | Controll 78 Urethane | NU Active | Urethane Pearl 78D |
| Cover type | Pearl reactive | Urethane | — | Urethane |
| Core | — | C3C | LED | Super LED |
| Core type | — | Symmetric | Symmetric | — |
| RG | 2.663 (16 lb) | 2.650 (12 lb) | 2.586 | 2.632 |
| Diff | 0.041 (16 lb) | 0.035 (12 lb) | 0.027 | 0.034 |
| Int. diff | — | — | — | — |
| Factory finish | High Gloss Polish | 500 Grit | 500, 2000 Siaair Micro Pad | 500 Siaair Micro Pad |
| Lane condition | — | — | Light oil – Medium oil | Light oil |
| Flare potential | — | — | — | — |
| Reaction | — | — | Strong arc | Strong arc |
| Color | Blue Pearl / Ivory | Crimson | Matte Grey | Purple Pearl |
| Release date | — | December 15, 2023 | November 20, 2025 | March 19, 2026 |
| Status | Retired | Current | Current | Current |
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