Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Hammer Reckoning
|
Storm Equinox Solid
|
Storm Alpha Crux
|
Ebonite Spartan
|
|
|---|---|---|---|---|
| Brand | Hammer | Storm | Storm | Ebonite |
| Line | High | Premier | Premier | Pro |
| Coverstock | HK22C² Solid | A2S Solid | GI26 Solid | HK22C² - Optimize Solid |
| Cover type | Solid reactive | Solid reactive | Solid reactive | Solid reactive |
| Core | Vindicator | Solarion AI | Catalyst AI | Iron Fist V2 |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.474 | 2.470 (16 lb) | 2.480 (16 lb) | 2.473 |
| Diff | 0.053 | 0.054 (16 lb) | 0.052 (16 lb) | 0.053 |
| Int. diff | 0.016 | 0.016 | 0.017 | 0.019 |
| Factory finish | 500, 1000 Siaair Micro Pad | 2000 Grit | 2000 Grit | 500, 1500 Siaair Micro Pad |
| Lane condition | Heavy oil | — | — | Heavy oil |
| Flare potential | — | High | High | — |
| Reaction | Extreme hook | — | — | Strong overall hook |
| Color | Black / Navy / Orange / Sky | Dark Green / Black / White | Black / Turquoise / Violet | Purple / Blue / Dark Blue |
| Release date | November 19, 2026 | October 17, 2025 | May 29, 2026 | January 15, 2026 |
| Status | Current | Current | Current | Current |
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