Comparator Tennis Strings

With X-Compare Strings, analyze up to 4 tennis strings using scientific data. Evaluate power, control, comfort, spin, tension maintenance, and durability to find the perfect match for your playing style.

422
Strings rated
6
Measured criteria
100%
Laboratory data
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L-Tec 4ST Helix 12m String
Criterion L-Tec 4ST Helix 12m String
Power
49
Control
82
Comfort
37
Spin
83
Tension maintenance
69
Durability
100
Specification L-Tec 4ST Helix 12m String
Strength —
Type —
String stiffness —