Head to head
Gamma Moto Soft 16 (1.29) vs Head Hawk 18 (1.20)
Hawk 18 (1.20) leads on 3 of 6 measurements. The widest gap is ball bite, where Moto Soft 16 (1.29) is 39 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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Moto Soft 16 (1.29)103rd
Hawk 18 (1.20)135th
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Moto Soft 16 (1.29)464th
Hawk 18 (1.20)387th
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Moto Soft 16 (1.29)264th
Hawk 18 (1.20)326th
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Moto Soft 16 (1.29)393rd
Hawk 18 (1.20)365th
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Moto Soft 16 (1.29)402nd
Hawk 18 (1.20)370th
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Moto Soft 16 (1.29)128th
Hawk 18 (1.20)27th
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Moto Soft 16 (1.29)394th
Hawk 18 (1.20)352nd
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 Moto Soft 16 (1.29) at 52 lb
String Hawk 18 (1.20) at 53.5 lb 24.3 kg
Coming from Hawk 18 (1.20) at 52 lb
String Moto Soft 16 (1.29) 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.
Moto Soft 16 (1.29) mains / Hawk 18 (1.20) crosses
Hawk 18 (1.20) mains / Moto Soft 16 (1.29) 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.
Moto Soft 16 (1.29)
~25 hours of play
Hawk 18 (1.20)
~26 hours of play
Both strings in full
| String | Gauge | Price | Stiff lb/in | Loss % | Power % | Spin | Bite COF | Friction COF |
|---|---|---|---|---|---|---|---|---|
| Gamma Moto Soft 16 (1.29) Polyester | 16 | find | 200 | 31 | 88 | 6.4 | 0.567 | 0.088 |
| Head Hawk 18 (1.20) Polyester | 18 | $15.00 | 194 | 29 | 88 | 6.3 | 0.446 | 0.071 |
Add a third string Moto Soft 16 (1.29) in full Hawk 18 (1.20) in full