Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Brunswick Quantum Evo Response
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Hammer Zero Mercy Pearl
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Roto Grip RST Hyperdrive Pearl
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Track Synthesis Prime
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|
|---|---|---|---|---|
| Brand | Brunswick | Hammer | Roto Grip | Track |
| Line | Pro | High | HP4 | High |
| Coverstock | HK22 - Evolution Reactive | HK22C² Pearl | U-R1 Pearl | Prime Response Pearl (HK22C²) |
| Cover type | Pearl reactive | Pearl reactive | Pearl reactive | Pearl reactive |
| Core | QCS-24 | Super Offset | RST AI | I-Core Gen4 |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.511 | 2.524 | 2.510 (16 lb) | 2.480 |
| Diff | 0.053 | 0.053 | 0.051 (16 lb) | 0.053 |
| Int. diff | 0.024 | 0.020 | 0.016 | 0.020 |
| Factory finish | 500, 1000, 1500 Siaair / Crown Factory Compound | 500, 1000, 1500 Siaair / Factory Compound | Power Edge | 500, 1500, 3000 Siaair Micro Pad |
| Lane condition | — | Medium oil | — | Medium oil |
| Flare potential | — | — | High | — |
| Reaction | — | Excessive backend | — | Length with strong backend |
| Color | Violet / Scarlet / Carbon | Silver / Orange / Black | Space Blue / Deep Purple | Silver / Blue / Teal |
| Release date | August 17, 2023 | November 20, 2025 | September 19, 2025 | October 22, 2026 |
| Status | Retired | Current | Current | Current |
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