Head to head
Gamma TNT2 Rx 17 (1.25) vs Tourna Quasi-Gut Armor 16
TNT2 Rx 17 (1.25) leads on 3 of 6 measurements. The widest gap is string friction, where TNT2 Rx 17 (1.25) is 30 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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TNT2 Rx 17 (1.25)261st
Quasi-Gut Armor 16298th
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TNT2 Rx 17 (1.25)33rd
Quasi-Gut Armor 1662nd
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TNT2 Rx 17 (1.25)691st
Quasi-Gut Armor 16672nd
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TNT2 Rx 17 (1.25)59th
Quasi-Gut Armor 1676th
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TNT2 Rx 17 (1.25)47th
Quasi-Gut Armor 1620th
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TNT2 Rx 17 (1.25)255th
Quasi-Gut Armor 16572nd
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TNT2 Rx 17 (1.25)44th
Quasi-Gut Armor 1655th
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 TNT2 Rx 17 (1.25) at 52 lb
String Quasi-Gut Armor 16 at 50.2 lb 22.8 kg
Coming from Quasi-Gut Armor 16 at 52 lb
String TNT2 Rx 17 (1.25) at 53.8 lb 24.4 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.
TNT2 Rx 17 (1.25) mains / Quasi-Gut Armor 16 crosses
Quasi-Gut Armor 16 mains / TNT2 Rx 17 (1.25) 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.
TNT2 Rx 17 (1.25)
~38 hours of play
Quasi-Gut Armor 16
~39 hours of play
Both strings in full
| String | Gauge | Price | Stiff lb/in | Loss % | Power % | Spin | Bite COF | Friction COF |
|---|---|---|---|---|---|---|---|---|
| Gamma TNT2 Rx 17 (1.25) Nylon | 17 | find | 148 | 16 | 93 | 5.2 | 0.461 | 0.088 |
| Tourna Quasi-Gut Armor 16 Nylon/Polyester | 16 | find | 153 | 13 | 93 | 4.9 | 0.526 | 0.107 |
Add a third string TNT2 Rx 17 (1.25) in full Quasi-Gut Armor 16 in full