Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Ebonite Envision
|
Roto Grip Wicked Gremlin
|
Hammer Spawn
|
Roto Grip Transformer
|
|
|---|---|---|---|---|
| Brand | Ebonite | Roto Grip | Hammer | Roto Grip |
| Line | High | HP3 | High | HP5 |
| Coverstock | GSV-X Solid | GR1 Solid | HK22C² Solid | VR1 Solid |
| Cover type | Solid reactive | Solid reactive | Solid reactive | Solid reactive |
| Core | Envision | Rondure MaxD | Gauntlet | Morph Wing |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.501 | 2.500 (16 lb) | 2.501 | 2.500 (16 lb) |
| Diff | 0.053 | 0.056 (16 lb) | 0.050 | 0.050 (16 lb) |
| Int. diff | 0.010 | 0.011 | 0.012 | 0.015 |
| Factory finish | 500, 2000 Siaair Micro Pad | 2000 Grit | 500, 1000 Siaair Micro Pad | 4000 Grit |
| Lane condition | Medium oil – Heavy oil | — | Medium oil – Heavy oil | — |
| Flare potential | — | High | — | High |
| Reaction | Strong midlane and backend | — | Strong overall hook | — |
| Color | Navy / Red / Black | Citrine / Red / Purple | Black | Indigo / Violet / Slate |
| Release date | — | August 7, 2026 | May 14, 2026 | January 23, 2026 |
| Status | Retired | Current | Current | Current |
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