Tibhar Quantum X Pro vs Yasaka Rakza Z: Which Should You Buy?

UltraSpin comparison · 2026-06-11 · rubber

Tibhar Quantum X ProYasaka Rakza Z
Our rating8.5/108.6/10
best_sidebothforehand
controlmediumhigh
speedvery highmedium
spinvery highextreme
sponge_hardness47.5 degrees50 degrees (medium-hard; Extra Hard version around 57 degrees)
typetensorhybrid tacky tensor
weight_uncut_g7072

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Tibhar Quantum X Pro is engineered for backhand excellence with low spin sensitivity, very forgiving hard-sponge tensor feel, and reliable near-table counter-topspin on carbon blades. At approximately 47.7g uncut, it’s light. Consistent control and professional pedigree. The catch: forehand does not fully justify premium pricing, and mid-distance play is weak.

Yasaka Rakza Z is a hard tacky hybrid delivering exceptional, low-slip spin on loops, backspin openings and serves. Surprisingly high control and long dwell time for a hard rubber with tacky topsheet that grips the ball easily. Strong, linear kick on full strokes and excellent durability at great value versus Dignics 09C. However, this heavy rubber at 72g uncut can cause arm or wrist fatigue, especially on carbon blades. High throw angle requires closed blade angle, and it’s weak at less than full power.

Select Quantum X Pro for controlled backhand play and near-table consistency. Choose Rakza Z if you’re a proactive offensive forehand looper willing to swing fully and accept arm fatigue for heavy spin and placement advantages.

FAQ

Which rubber is lighter?

Quantum X Pro at approximately 47.7g uncut versus Rakza Z at 72g uncut. Rakza Z is significantly heavier and risks arm fatigue.

Which generates more spin?

Rakza Z rates extreme spin with exceptional low-slip spin. Quantum X Pro rates very high but emphasizes control over spin.

Which is more versatile?

Quantum X Pro works both wings reliably. Rakza Z is specialized for full-power forehand looping and weak at less than full power.

Which offers better value?

Rakza Z at excellent value versus Dignics 09C. Quantum X Pro prices higher, though offers professional-level reliability.