Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Hammer NU Blue Hammer
|
Hammer NU 2.0
|
Storm Tropical Surge Gold-Bronze-Medallion
|
Storm Concept
|
|
|---|---|---|---|---|
| Brand | Hammer | Hammer | Storm | Storm |
| Line | Mid | Mid | Tropical | Lab |
| Coverstock | Not Urethane | NU Active | Reactor Pearl | ARC Pearl |
| Cover type | — | — | Pearl reactive | Pearl reactive |
| Core | LED | LED | Surge Core | Radius |
| Core type | Symmetric | Symmetric | Symmetric | Symmetric |
| RG | 2.586 | 2.586 | 2.580 | 2.590 (16 lb) |
| Diff | 0.027 | 0.027 | 0.024 | 0.019 (16 lb) |
| Int. diff | — | — | — | — |
| Factory finish | 500, 1000 Siaair Micro Pad | 500, 2000 Siaair Micro Pad | Power Edge | 1000 Grit |
| Lane condition | Light oil – Medium oil | Light oil – Medium oil | — | — |
| Flare potential | — | — | — | Low |
| Reaction | Smooth arc | Strong arc | — | — |
| Color | Bad Ass Blue Pearl | Matte Grey | Gold / Bronze / Medallion | Teal / Imperial Blue |
| Release date | November 16, 2023 | November 20, 2025 | July 10, 2026 | February 27, 2026 |
| Status | Retired | Current | Current | Current |
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