Head to head
Pacific Poly Force Xtreme 16L vs Wilson Ripspin 16
Ripspin 16 leads on 4 of 6 measurements. The widest gap is ball bite, where Poly Force Xtreme 16L is 33 percentile points ahead. Every figure is a testing-machine result at a fixed reference tension.
Measured, side by side
Bars are percentile against all 791 strings, and the marked side is the one that measures better, which is not always the one you want. A firmer bed is worse for your elbow and better for your control, and no measurement knows which of those you came for.
Which one wins, by problem
Each string's standing on the site's rankings, out of every measured string in the database. This is where a comparison stops being arithmetic and starts being a decision.
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Poly Force Xtreme 16L296th
Ripspin 16288th
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Poly Force Xtreme 16L744th
Ripspin 16671st
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Poly Force Xtreme 16L31st
Ripspin 16118th
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Poly Force Xtreme 16L762nd
Ripspin 16660th
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Poly Force Xtreme 16L546th
Ripspin 16529th
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Poly Force Xtreme 16L350th
Ripspin 16147th
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Poly Force Xtreme 16L749th
Ripspin 16645th
Swapping between them: what tension?
Bed stiffness is published at one reference tension, so the only honest conversion is to scale it. These are starting points from 52 lb, not prescriptions. The calculator takes your own tension.
Coming from Poly Force Xtreme 16L at 52 lb
String Ripspin 16 at 54.2 lb 24.6 kg
Coming from Ripspin 16 at 52 lb
String Poly Force Xtreme 16L at 48.9 lb 22.2 kg
Hybrid: what if you used both?
Estimated, not measured. No hybrid combination has been tested as a bed. These figures are the two strings' own lab measurements weighted by how much of the bed each one actually is. Treat them as a guide to which way a pairing moves, never as lab data.
Poly Force Xtreme 16L mains / Ripspin 16 crosses
Ripspin 16 mains / Poly Force Xtreme 16L crosses
Which goes dead first?
Estimated from tension loss, which is the only thing the database measures about ageing. This is when the bed stops playing the way you strung it, not when the string breaks.
Poly Force Xtreme 16L
~20 hours of play
Ripspin 16
~20 hours of play
Both strings in full
| String | Gauge | Price | Stiff lb/in | Loss % | Power % | Spin | Bite COF | Friction COF |
|---|---|---|---|---|---|---|---|---|
| Pacific Poly Force Xtreme 16L Polyester | 16L | find | 218 | 40 | 84 | 5.0 | 0.488 | 0.098 |
| Wilson Ripspin 16 Polyester | 16 | find | 212 | 40 | 86 | 5.2 | 0.423 | 0.082 |
Add a third string Poly Force Xtreme 16L in full Ripspin 16 in full