Butterfly Tenergy 80 vs Yasaka Rakza 7: Which Should You Buy?

UltraSpin comparison · 2026-06-06 · rubber

Butterfly Tenergy 80Yasaka Rakza 7
Our rating8.8/108.6/10
best_sidebothboth
controlmedium-highhigh
speed13.5/14offensive
spin11.2/12high
sponge_hardness36°45–47°
typetensor inverted (Spring Sponge)tensor inverted
weight_uncut_g6770

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Tenergy 80 is a fast, direct premium tensor with a perfect topspin arc and elite blocking. The Rakza 7 is a value tensor with spin close to Tenergy 05, more control and consistency, and no runaway catapult, on either wing.

Pick the Tenergy 80 for premium speed, blocking and Spring Sponge feel. Pick the Rakza 7 for control, consistency and value, especially on the backhand.

FAQ

Which is better value?

The Rakza 7, by a wide margin; the Tenergy 80 charges a premium for Butterfly refinement.

Which is faster?

The Tenergy 80 is faster and more direct; the Rakza 7 trades top-end speed for control and spin.