Donic Bluestorm Pro AM vs Yasaka Rakza 7: Which Should You Buy?

UltraSpin comparison · 2026-06-12 · rubber

Donic Bluestorm Pro AMYasaka Rakza 7
Our rating8.4/108.4/10
best_sidebackhand / all-round forehandboth
control9.2high
speed9.1offensive
spin9.4high
sponge_hardness47.5 degrees45–47°
typeinvertedtensor inverted
weight_uncut_g5070

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Yasaka Rakza 7 earns 8.6 rating and delivers huge grip and spin from natural-rubber topsheet approaching Tenergy 05 levels. It stands out for outstanding control and consistency in short game, blocks, and pushes, without runaway Tenergy catapult on touch. Excellent value and durability as a long-time club favorite, versatile on both wings, and offered in 1.8/2.0/max to tune speed versus control. Lighter than tacky Chinese rubbers with ideal medium throw angle.

Bluestorm Pro AM delivers balanced speed, spin, and control in a lighter 50g package (versus Rakza 7 at 70g). Both suit intermediate to advanced offensive players, though Rakza 7 emphasizes pure spin and Bluestorm Pro AM balances all attributes. Rakza 7 suits spin-first players and club all-rounders; Bluestorm Pro AM suits lighter playstyle seekers and those wanting more speed in the mix.

FAQ

Spin output comparison?

Rakza 7 delivers spin approaching Tenergy 05 levels. Bluestorm Pro AM at 9.4 also generates excellent spin, slightly lower ceiling.

Weight difference?

Bluestorm Pro AM weighs 50g uncut; Rakza 7 at 70g, a twenty-gram difference affecting swing and fatigue.

Which offers better value?

Rakza 7 offers excellent value with proven durability. Bluestorm Pro AM carries premium pricing.

Speed difference?

Rakza 7 speed is around 80 percent of top rubbers. Bluestorm Pro AM delivers higher speed with balanced multi-gear feel.

Best for backhand?

Rakza 7 is one of the most recommended backhand rubbers at club level. Bluestorm Pro AM also excels on backhand.