JOOLA Dynaryz ZGR vs Yasaka Rakza 7 Soft: Which Should You Buy?

UltraSpin comparison · 2026-06-12 · rubber

JOOLA Dynaryz ZGRYasaka Rakza 7 Soft
Our rating8.3/108.2/10
best_sideforehandbackhand or both
controlMedium-High9+ (Yasaka scale)
speedExtreme11 (Yasaka scale)
spinExtreme14+ (Yasaka scale)
sponge_hardness57.5 degrees Shore C (hard)40 degrees (37-42 ESN range)
typehybrid tacky tensor (pimples-in)tensor/inverted
weight_uncut_gapprox 56g (cut to 157x150mm)approximately 42-44g

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JOOLA Dynaryz ZGR delivers exceptional spin through hybrid tacky-tensor design offering multiple gears for touch and power play, with hard 57.5-degree Shore C sponge demanding high racket speed and technique. Heavy 56-gram cut causes arm fatigue over extended sessions, and durability of tacky feel fades after roughly two months. Coming from Chinese-style rubber background, ZGR uniquely combines catapult with extreme spin for advanced forehand attackers and power loopers at mid to long distance.

Yasaka Rakza 7 Soft emphasizes exceptional control and forgiving performance with high spin production and high throw angle providing generous net clearance for developing loopers and intermediate players. Soft 40-degree sponge works extremely well with modern poly balls and excels at serve and receive, making it ideal as first tensor upgrade. Consistent performance on both wings makes it perfect for precision-oriented all-round players, though lower speed than standard Rakza 7 may ceiling advanced players. ZGR targets advanced power loopers; Rakza 7 Soft targets developing intermediates.

FAQ

Which suits beginners and developing players?

Rakza 7 Soft welcomes intermediates with exceptional control. ZGR demands advanced technique.

Which generates more spin?

ZGR extreme spin through hybrid design. Rakza 7 Soft high spin prioritizing control and forgiveness.

Which is lighter?

Rakza 7 Soft at 42-44 grams lighter. ZGR at 56 grams cut significantly heavier.

Which works on both wings?

Rakza 7 Soft performs reliably forehand and backhand. ZGR forehand-focused for specialists.