Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Hammer Black Widow Nasty
|
Brunswick Crown 78U
|
Hammer Blacklist
|
Storm Hy-Road
|
|
|---|---|---|---|---|
| Brand | Hammer | Brunswick | Hammer | Storm |
| Line | — | Advanced | Upper Mid | Thunder |
| Coverstock | Violent Wheel Reactive | Urethane Solid 78D | HK22 - Cohesion Pearl | R2S Hybrid |
| Cover type | — | Urethane | Pearl reactive | Hybrid reactive |
| Core | — | Tiered Hexagon | Stacked LED | Inverted Fe2 |
| Core type | — | Symmetric | — | Symmetric |
| RG | 2.560 | 2.549 | 2.545 | 2.520 (16 lb) |
| Diff | 0.056 | 0.046 | 0.047 | 0.058 (16 lb) |
| Int. diff | — | — | — | — |
| Factory finish | 4000 Abralon Sanded | 500, 1000 Siaair Micro Pad | 500, 1000, 1500 Siaair / Factory Compound | Power Edge |
| Lane condition | — | — | Medium oil | — |
| Flare potential | — | — | — | Medium-high |
| Reaction | — | — | Skid / Flip | — |
| Color | Black / Purple / Red Sparkle | Purple / Grey | Black Pearl | Black / Ultramarine Blue |
| Release date | — | December 11, 2025 | November 19, 2026 | November 18, 2008 |
| Status | Retired | Current | Current | Current |
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