Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
DV8 Thug Unruly
|
Roto Grip Transformer
|
Hammer Spawn
|
Brunswick Combat Solid
|
|
|---|---|---|---|---|
| Brand | DV8 | Roto Grip | Hammer | Brunswick |
| Line | $$$$ | HP5 | High | Pro |
| Coverstock | Class 13G Reactive Solid | VR1 Solid | HK22C² Solid | HK22C² - Alpha Premier Solid |
| Cover type | Solid reactive | Solid reactive | Solid reactive | Solid reactive |
| Core | Thug Low RG | Morph Wing | Gauntlet | Rampart |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.505 | 2.500 (16 lb) | 2.501 | 2.502 |
| Diff | 0.052 | 0.050 (16 lb) | 0.050 | 0.051 |
| Int. diff | 0.015 | 0.015 | 0.012 | 0.019 |
| Factory finish | 500 and 2,000 Siaair Micro Pad | 4000 Grit | 500, 1000 Siaair Micro Pad | 500, 1500 Siaair Micro Pad |
| Lane condition | — | — | Medium oil – Heavy oil | — |
| Flare potential | — | High | — | — |
| Reaction | — | — | Strong overall hook | — |
| Color | Blue / Violet / Yellow Solid | Indigo / Violet / Slate | Black | Navy / Blue / Slate / Purple |
| Release date | — | January 23, 2026 | May 14, 2026 | August 13, 2026 |
| Status | Retired | Current | Current | Current |
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