Thompson 515 Twill vs Thompson 515 Uni
On published specifications these two are very close. Every derived index sits within 8 points, which is inside the margin of an estimate built from spec sheets. Choose on price, handle length, or whichever brand you can demo.
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| Spec |  |  |
|---|---|---|
| Price (MSRP)Manufacturer Spec | $249.99 | $249.99 |
| PowerDerived | 75▲ | 68 |
| ControlDerived | 43 | 45▲ |
| SpinDerived | 87 | 87 |
| ForgivenessDerived | 41▲ | 34 |
| Swing weight indexDerived | 64 | 54 |
| Core thicknessManufacturer Spec | 14 mm | 14 mm |
| Face materialManufacturer Spec | Toray carbon | Toray carbon |
| Core materialManufacturer Spec | Polypropylene honeycomb | Polypropylene honeycomb |
| ShapeManufacturer Spec | Elongated | Elongated |
| LengthManufacturer Spec | 16.5" | 16.5" |
| WidthManufacturer Spec | 7.4" | 7.4" |
| Handle lengthManufacturer Spec | 5.25" | 5.25" |
| Static weightManufacturer Spec | 8.6 oz | 8.17 oz |
| Balance pointDerived | 21.5 cm | 21.5 cm |
| ThermoformedManufacturer Spec | No | No |
| USAP approvedManufacturer Spec | Yes | Yes |
| ReleasedManufacturer Spec | 2024 | 2024 |
These two are hard to separate
Every derived index is within a few points. Our scores come from spec sheets, and spec sheets can't capture feel — at this margin the honest answer is that you should demo both rather than trust a number.
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