Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Track Paragon
|
Roto Grip Perfect Gem
|
Storm Ion Max
|
Hammer Reckoning
|
|
|---|---|---|---|---|
| Brand | Track | Roto Grip | Storm | Hammer |
| Line | High | HP4 | Premier | High |
| Coverstock | QR-11 Solid | ER1 Solid | NRG Solid | HK22C² Solid |
| Cover type | Solid reactive | Solid reactive | Solid reactive | Solid reactive |
| Core | I-Core 3.0 | Gem AI | Element Max AI | Vindicator |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.486 | 2.490 (16 lb) | 2.470 | 2.474 |
| Diff | 0.056 | 0.055 (16 lb) | 0.055 | 0.053 |
| Int. diff | 0.015 | 0.017 | 0.014 | 0.016 |
| Factory finish | 500, 1500 Siaair Micro Pad | 2000 Grit | 2000 Grit | 500, 1000 Siaair Micro Pad |
| Lane condition | Heavy oil | — | — | Heavy oil |
| Flare potential | — | High | High | — |
| Reaction | Strong overall hook | — | — | Extreme hook |
| Color | Royal / Navy / Sky | Pink / Rose / Onyx | Neon Pink / Indigo / White | Black / Navy / Orange / Sky |
| Release date | — | October 2, 2026 | September 20, 2024 | November 19, 2026 |
| Status | Retired | Current | Current | Current |
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