Head to head
Kirschbaum Helix 16 vs Kirschbaum Touch Turbo 16L (1.275)
Touch Turbo 16L (1.275) leads on 3 of 6 measurements. The widest gap is tension loss, where Touch Turbo 16L (1.275) is 9 percentile points ahead. Every figure is a testing-machine result at a fixed reference tension.
Measured, side by side
Bars are percentile against all 788 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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Helix 16264th
Touch Turbo 16L (1.275)269th
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Helix 16709th
Touch Turbo 16L (1.275)598th
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Helix 1683rd
Touch Turbo 16L (1.275)208th
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Helix 16753rd
Touch Turbo 16L (1.275)670th
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Helix 16739th
Touch Turbo 16L (1.275)675th
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Helix 1624th
Touch Turbo 16L (1.275)173rd
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Helix 16759th
Touch Turbo 16L (1.275)680th
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 Helix 16 at 52 lb
String Touch Turbo 16L (1.275) at 54.9 lb 24.9 kg
Coming from Touch Turbo 16L (1.275) at 52 lb
String Helix 16 at 50.5 lb 22.9 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.
Helix 16 mains / Touch Turbo 16L (1.275) crosses
Touch Turbo 16L (1.275) mains / Helix 16 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.
Helix 16
~12 hours of play
Touch Turbo 16L (1.275)
~14 hours of play
Both strings in full
| String | Gauge | Price | Stiff lb/in | Loss % | Power % | Spin | Bite COF | Friction COF |
|---|---|---|---|---|---|---|---|---|
| Kirschbaum Helix 16 Polyester | 16 | find | 205 | 55 | 83 | 5.4 | 0.403 | 0.074 |
| Kirschbaum Touch Turbo 16L (1.275) Polyester | 16L | find | 196 | 49 | 85 | 5.4 | 0.403 | 0.075 |
Add a third string Helix 16 in full Touch Turbo 16L (1.275) in full