Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Track Paragon Fire
|
Roto Grip Perfect Gem
|
Storm Ion Max
|
Hammer Black Widow 3.0 Dynasty
|
|
|---|---|---|---|---|
| Brand | Track | Roto Grip | Storm | Hammer |
| Line | High | HP4 | Premier | Upper Mid |
| Coverstock | Prime Response Solid (HK22C²) | ER1 Solid | NRG Solid | HK22 - Cohesion Solid |
| Cover type | Solid reactive | Solid reactive | Solid reactive | Solid reactive |
| Core | I-Core 3.0 | Gem AI | Element Max AI | Gas Mask |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.486 | 2.490 (16 lb) | 2.470 | 2.500 |
| Diff | 0.056 | 0.055 (16 lb) | 0.055 | 0.058 |
| Int. diff | 0.015 | 0.017 | 0.014 | 0.016 |
| Factory finish | 500, 2000 Siaair Micro Pad | 2000 Grit | 2000 Grit | 500, 1000, 2000 Siaair Micro Pad |
| Lane condition | Medium oil – Heavy oil | — | — | Medium oil – Heavy oil |
| Flare potential | — | High | High | — |
| Reaction | Length with strong backend | — | — | Aggressive mid-lane and backend |
| Color | Red / Scarlet / Crimson | Pink / Rose / Onyx | Neon Pink / Indigo / White | Ultraviolet / Black |
| Release date | June 11, 2026 | October 2, 2026 | September 20, 2024 | January 15, 2026 |
| Status | Current | Current | Current | Current |
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