Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Brunswick Prism Solid
|
Ebonite Spartan
|
Storm Alpha Crux
|
Storm Equinox Solid
|
|
|---|---|---|---|---|
| Brand | Brunswick | Ebonite | Storm | Storm |
| Line | Pro | Pro | Premier | Premier |
| Coverstock | ACT Solid (Activator Composite Technology) | HK22C² - Optimize Solid | GI26 Solid | A2S Solid |
| Cover type | Solid reactive | Solid reactive | Solid reactive | Solid reactive |
| Core | Portal | Iron Fist V2 | Catalyst AI | Solarion AI |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.465 | 2.473 | 2.480 (16 lb) | 2.470 (16 lb) |
| Diff | 0.051 | 0.053 | 0.052 (16 lb) | 0.054 (16 lb) |
| Int. diff | 0.018 | 0.019 | 0.017 | 0.016 |
| Factory finish | 360, 500, 2000 Siaair Micro Pad | 500, 1500 Siaair Micro Pad | 2000 Grit | 2000 Grit |
| Lane condition | — | Heavy oil | — | — |
| Flare potential | — | — | High | High |
| Reaction | — | Strong overall hook | — | — |
| Color | Green / Aqua / Black | Purple / Blue / Dark Blue | Black / Turquoise / Violet | Dark Green / Black / White |
| Release date | — | January 15, 2026 | May 29, 2026 | October 17, 2025 |
| Status | Retired | Current | Current | Current |
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