JOOLA Dynaryz ZGR vs Yinhe Mercury II: Which Should You Buy?

UltraSpin comparison · 2026-06-10 · rubber

JOOLA Dynaryz ZGRYinhe Mercury II
Our rating8.3/108.2/10
best_sideforehandboth
controlMedium-Highvery high
speedExtrememedium
spinExtremehigh
sponge_hardness57.5 degrees Shore C (hard)medium to medium-soft (36-38 degrees Chinese scale)
typehybrid tacky tensor (pimples-in)tacky inverted (budget Chinese)
weight_uncut_gapprox 56g (cut to 157x150mm)60

We may earn a commission from links on this page. Learn more.

ZGR (8.3) and Yinhe Mercury II (8.2) serve different skill segments with little overlap. ZGR is hard (57.5 degrees), German premium tacky-tensor hybrid, extreme spin, demanding elite technique, mid-to-long-distance specialist, premium-priced. Mercury II is soft (36–38 degrees Chinese), budget genuine tacky Chinese rubber around 5 dollars per sheet, surprisingly high control, excellent for serves and chops, forgiving and elastic sponge, beginner-accessible. ZGR is specialized power; Mercury II is accessible control. ZGR demands commitment; Mercury II is forgiving. Mercury II is budget-replaceable; ZGR is premium investment. Mercury II is slower; ZGR is extreme speed. Pick ZGR only if you are advanced forehand specialist; pick Mercury II if you are building your first custom racket on a budget and want genuine tacky spin with forgiving control.

FAQ

Which is for beginners?

Yinhe Mercury II is ideal for beginners at roughly 5 dollars—tacky topsheet, high control, forgiving sponge, excellent for serves and chops. ZGR is completely wrong for beginners.

Why is ZGR rated 8.3 vs. Mercury II’s 8.2 if Mercury II is so much cheaper?

Ratings reflect performance ceiling, not accessibility. ZGR reaches higher extremes in spin and speed for advanced players. Mercury II ceiling is lower but high value within that ceiling.

Which is better for serving?

Yinhe Mercury II excels at serve spin with high control. ZGR is also spinny but more demanding. Mercury II is easier and more accessible for serve development.

Which is better for choppers and defensive players?

Yinhe Mercury II is ideal for defensive play with excellent control, high spin on chops, and forgiving character. ZGR is aggressive attack rubber. Mercury II suits defensive styles.