Butterfly Tenergy 05 FX vs Yasaka Rakza 7 Soft: Which Should You Buy?

UltraSpin comparison · 2026-06-12 · rubber

Butterfly Tenergy 05 FXYasaka Rakza 7 Soft
Our rating8.4/108.2/10
best_sidebackhandbackhand or both
control109+ (Yasaka scale)
speed1311 (Yasaka scale)
spin11.514+ (Yasaka scale)
sponge_hardness36 degrees (soft)40 degrees (37-42 ESN range)
typeInverted / High-Tension tensor (Spring Sponge)tensor/inverted
weight_uncut_g64approximately 42-44g

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Butterfly Tenergy 05 FX is optimized for backhand with soft sponge, premium topsheet, and dwell time. Yasaka Rakza 7 Soft is a forgiving, control-oriented tensor with exceptional control, strong spin, and excellent value.

Tenergy 05 FX suits advanced backhand specialists seeking the highest control and premium performance. Rakza 7 Soft targets intermediate players and developing loopers who prioritize placement and control over explosive speed.

FAQ

Which has better control?

Rakza 7 Soft exceptional control consistently outscores comparable tensors. Tenergy 05 FX control is also excellent but less versatile.

Which is better for speed?

Tenergy 05 FX is faster overall. Rakza 7 Soft may become a ceiling for advanced power-shot reliant players.

Which is better for backhand?

Tenergy 05 FX is backhand-optimized. Rakza 7 Soft is stronger on backhand than its harder sibling Rakza 7.

How do they handle poly balls?

Rakza 7 Soft is optimized for new poly balls. Tenergy 05 FX performs reliably but is less poly-specific.

Price and value?

Rakza 7 Soft offers exceptional value. Tenergy 05 FX is premium-priced but reference-standard in backhand.