Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Track Paragon Pearl
|
Hammer Black Widow Mania
|
Roto Grip Transform Pearl
|
Storm Ion Max Pearl
|
|
|---|---|---|---|---|
| Brand | Track | Hammer | Roto Grip | Storm |
| Line | High | Upper Mid | HP5 | Premier |
| Coverstock | QR-11 Pearl (HK22) | HK22 - Cohesion Pearl | Microtrax Pearl | NRG Pearl |
| Cover type | Pearl reactive | Pearl reactive | Pearl reactive | Pearl reactive |
| Core | I-Core 3.0 | Gas Mask | Morph Wing | Element Max AI |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.486 | 2.500 | 2.500 (16 lb) | 2.470 (16 lb) |
| Diff | 0.056 | 0.058 | 0.050 (16 lb) | 0.053 (16 lb) |
| Int. diff | 0.015 | 0.016 | 0.015 | 0.013 |
| Factory finish | 500, 1000, 1500 Siaair / Factory Compound | 500, 1000, 1500 Siaair / Factory Compound | Power Edge | Power Edge |
| Lane condition | Medium oil – Heavy oil | Medium oil – Heavy oil | — | — |
| Flare potential | — | — | High | High |
| Reaction | Length with strong backend | Length with aggressive backend | — | — |
| Color | Light Green / Jade / Forest | Cobalt / Black | Red / Cherry / Shadow | Cobalt / Aqua / Ivory |
| Release date | August 17, 2023 | January 16, 2025 | July 10, 2026 | March 13, 2026 |
| Status | Retired | Current | Current | Current |
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