Butterfly Tenergy 64 vs Nittaku Fastarc P-1: Which Should You Buy?

UltraSpin comparison · 2026-06-12 · rubber

Butterfly Tenergy 64Nittaku Fastarc P-1
Our rating8.6/107.8/10
best_sideboth wings, but especially the backhand and for speed-first attackersforehand
controlmedium-high8.5
speedvery high15.5
spinhigh but the lowest of the Tenergy line12.25
sponge_hardnessapproximately 36 degrees on the Butterfly scale (around 48 degrees ESN, plays nearer 45)47.5 degrees
typespring sponge high tension tensor, inverted topsheettensor
weight_uncut_gapproximately 70 (around 47 g cut at 2.1 mm)70

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Tenergy 64 (8.6) is the fastest Tenergy with effortless acceleration and spin-insensitive design. Fantastic block feel and reliable active blocks. Outstanding backhand rubber, light weight. However, modest short game and premium price; edges can chip.

Fastarc P-1 (7.8) generates impressive spin on power loops despite soft in-play feel. Low spin sensitivity aids blocking and counter-looping; high throw angle provides generous safety margin. Durable German construction; works on all-wood and carbon blades. Very linear and demanding: weak strokes produce error-prone results.

Tenergy 64 suits speed-first attackers, blockers, and backhand players. Fastarc P-1 suits advanced forehand loopers committed to full, technically sound topspin.

FAQ

Which blocks better?

Tenergy 64 has fantastic block feel with reliable active blocks. Fastarc P-1 has low spin sensitivity aiding consistency.

Which is easier for developing players?

Tenergy 64 is more forgiving. Fastarc P-1 is very linear; tentative strokes produce weak results.

Which weights more?

Fastarc P-1 is heavier uncut (70g). Tenergy 64 is light, around 47g cut at 2.1mm.

Which handles all-wood blades better?

Fastarc P-1 suits both all-wood and carbon blades. Tenergy 64 is premium-tier and optimized for fast setups.

Which performs better on backhand?

Tenergy 64 is outstanding backhand rubber. Fastarc P-1 is less suitable due to linearity demands.