Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Hammer Dark Web
|
Storm Rocket A.I.
|
Brunswick Danger Zone Purple Ice
|
Radical The Spy
|
|
|---|---|---|---|---|
| Brand | Hammer | Storm | Brunswick | Radical |
| Line | — | Thunder | Advanced | Performance Polyester |
| Coverstock | — | A1S Pearl | HK22 - PowerKoil 26 | Textured Polyester |
| Cover type | — | Pearl reactive | Solid reactive | Polyester |
| Core | — | Booster AI | Danger Zone | Asymmetric (DynamiCore) |
| Core type | — | Symmetric | Symmetric | Asymmetric |
| RG | 2.514 | 2.520 (16 lb) | 2.501 | 2.513 |
| Diff | 0.048 | 0.046 (16 lb) | 0.048 | 0.053 |
| Int. diff | — | — | — | — |
| Factory finish | — | Power Edge | 500 Siaair / Crown Factory Compound / Crown Factory Polish | 500, 1000 Siaair / Factory Compound / Factory Polish |
| Lane condition | — | — | — | — |
| Flare potential | — | Medium-high | — | — |
| Reaction | — | — | — | — |
| Color | — | Chrome / Wine | Purple Ice | Red / Black |
| Release date | July 8, 2022 | May 1, 2026 | December 11, 2025 | — |
| Status | Retired | Current | Current | Current |
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