Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Brunswick Aura
|
Storm Alpha Crux
|
Hammer Reckoning
|
Track Paragon Fire
|
|
|---|---|---|---|---|
| Brand | Brunswick | Storm | Hammer | Track |
| Line | Pro | Premier | High | High |
| Coverstock | Optimum-Flip Solid | GI26 Solid | HK22C² Solid | Prime Response Solid (HK22C²) |
| Cover type | Solid reactive | Solid reactive | Solid reactive | Solid reactive |
| Core | Aura Ultra Low RG | Catalyst AI | Vindicator | I-Core 3.0 |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.481 | 2.480 (16 lb) | 2.474 | 2.486 |
| Diff | 0.052 | 0.052 (16 lb) | 0.053 | 0.056 |
| Int. diff | 0.015 | 0.017 | 0.016 | 0.015 |
| Factory finish | 500 Siaair / Rough Buff | 2000 Grit | 500, 1000 Siaair Micro Pad | 500, 2000 Siaair Micro Pad |
| Lane condition | — | — | Heavy oil | Medium oil – Heavy oil |
| Flare potential | — | High | — | — |
| Reaction | — | — | Extreme hook | Length with strong backend |
| Color | Black / Purple Solid | Black / Turquoise / Violet | Black / Navy / Orange / Sky | Red / Scarlet / Crimson |
| Release date | — | May 29, 2026 | November 19, 2026 | June 11, 2026 |
| Status | Retired | Current | Current | Current |
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