Nittaku Fastarc S-1 vs Yinhe Big Dipper: Which Should You Buy?

UltraSpin comparison · 2026-06-12 · rubber

Nittaku Fastarc S-1Yinhe Big Dipper
Our rating7.9/108.4/10
best_sideforehand or backhandforehand
control70high
speed97medium (offensive)
spin96extreme
sponge_hardness35 degrees38/39/40 degrees (provincial-style blue sponge; 39 measures roughly 51 ESN)
typeinvertedhybrid tacky (blue sponge)
weight_uncut_garound 41-43g68

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Fastarc S-1 brings genuine tensor pace without excessive stiffness, paired with excellent blocking and serve-return precision. Its lightweight design (41-43g) and non-tacky topsheet suit players developing pace-based attacks on both wings. Spin output is moderate and requires good technique to unlock.

Yinhe Big Dipper is a modern Chinese rubber with porous blue sponge delivering exceptional spin on serves, loops, and pushes. It offers outstanding stability and near-zero slippage, but is slow and demanding at lower power. The 38-40 degree hardness options allow tuning to forehand or backhand, though it rewards hard, active hitting and pairs best with fast blades.

Fastarc S-1 suits intermediate all-rounder seekers. Big Dipper targets spin-obsessed attackers with the technique and blade speed to unleash its potential.

FAQ

Is Big Dipper beginner friendly?

No. It is slow and demanding at lower power, rewarding hard active hitting. Beginners should start with softer, more forgiving rubbers.

Which generates more spin?

Big Dipper produces extreme spin comparable to European tensors or Hurricane 3. Fastarc S-1 is noticeably lower in spin output.

Does Big Dipper need boosting?

The stiff sponge benefits from boosting, particularly on provincial-style versions. Breakin time and active hitting help unlock performance.

Which is lighter?

Fastarc S-1 at 41-43g vs Big Dipper at 68g uncut. Big Dipper adds significant weight to the racket.