Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Brunswick Evil Siege
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Ebonite Game Breaker 5 Pearl
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Radical Guru Oracle Pearl
|
Roto Grip Gremlin
|
|
|---|---|---|---|---|
| Brand | Brunswick | Ebonite | Radical | Roto Grip |
| Line | Pro | Mid | Top Shelf | HP3 |
| Coverstock | Propel Pearl | HK22 - GB 12.7 Pearl | HK22C+ Pearl | V-R1 Pearl |
| Cover type | Pearl reactive | Pearl reactive | Pearl reactive | Pearl reactive |
| Core | M.A.C.E. (Mechanical Asymmetric Core Engineering) | Enhanced V2 | Guru Asymmetric | Rondure MaxD |
| Core type | Asymmetric | — | Asymmetric | Asymmetric |
| RG | 2.490 | 2.480 | 2.503 | 2.500 (16 lb) |
| Diff | 0.056 | 0.048 | 0.044 | 0.056 (16 lb) |
| Int. diff | — | — | — | 0.008 |
| Factory finish | 4,000 Siaair Micro Pad | 500, 1000, 1500 Siaair / Factory Compound | 500, 1000, 1500 Siaair / Factory Compound | Power Edge |
| Lane condition | — | Medium oil | — | — |
| Flare potential | — | — | — | High |
| Reaction | — | Length with strong backend | — | — |
| Color | Red / Black Pearl | Purple / Blue | Black / Gold | Plum / Raisen / Tanzanite |
| Release date | — | March 20, 2025 | June 11, 2026 | July 18, 2025 |
| Status | Retired | Current | Current | Current |
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