Interactive Tool · Snow & Racket Sports

Tennis String Tension Calculator

Find your optimal string tension based on racket size, playing style, string type, and court surface.

Reviewed May 29, 2026

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Racket Head Size
Head Size 100 sq in
85 sq in135 sq in
Playing Style
String Type
Court Surface
Recommended String Tension

Why This Tension

Arm-Friendly Tips

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Next Step

Use the result with current gear paths

This calculator is a starting point. Use the result alongside current TSP guides, returnable purchase paths, and deal tracking instead of retailer searches.

Open related TSP guide Track related deals

Tension by Head Size

Head SizeBase Tension Range
85-95 sq in55-65 lbs
95-105 sq in50-60 lbs
105-115 sq in45-55 lbs
115+ sq in40-50 lbs
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Sources & Further Reading

Reviewed May 29, 2026. Tool outputs are estimates for gear fit, training, or shopping context. Confirm league rules, personal fit, and safety-sensitive decisions with qualified coaches, fitters, clinicians, or local avalanche professionals where relevant.

Recommended Gear

Tennis String & Stringing Gear All links use our Amazon Associates tag — thank you for supporting TSP.

Luxilon ALU Power 125 — World's most popular poly — the benchmark for control
~$20 Track string deals
Program: TSP retailer/deal path
Babolat RPM Blast 125 — Nadal's string — extreme spin, durable, premium poly
~$18 Track string deals
Program: TSP retailer/deal path
Wilson NXT 16 Multifilament — Best arm-friendly string — soft, lively, reduces shock
~$16 Track string deals
Program: TSP retailer/deal path
Gamma X-ELS Tennis Stringer — Best entry drop-weight stringing machine — string at home
~$150 Track string deals
Program: TSP retailer/deal path

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