Butterfly Innerforce Layer ZLC vs Sanwei Fextra 7: Which Should You Buy?

UltraSpin comparison · 2026-06-11 · blade

Butterfly Innerforce Layer ZLCSanwei Fextra 7
Our rating8.7/108.3/10
feelSoft ZLC feel, woody touch, excellent dwell timeMedium, woody and well-damped with moderate vibration; controllable offensive feel close to a Stiga Clipper but a touch crisper and not quite as stiff
handleFL / ST / AN / CSFL
plies7-ply, 5 wood + 2 ZL carbon (inner)7-ply all wood (Limba/Ayous)
speedOFF+OFF-
thickness_mm5.76
typeOFF-
weight_g85-9488

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A dramatic price and material divide separates these. The Sanwei Fextra 7 (8.3) is an exceptional all-wood 7-ply value blade—typically 20-30 USD—offering excellent control for spin-based looping and comparing favorably with much more expensive Stiga and Butterfly all-wood options. The ZLC is premium carbon at 200-220 USD, delivering speed, precision and advanced-player consistency that Fextra cannot match at distance.

Fextra’s 7-ply all-wood construction with Limba outer and Ayous core excels at looping and spin, with a comfortable handle. Weight varies considerably (84-94g), and its sweet spot can feel small. It’s versatile with both tacky and non-tacky rubbers, making it ideal for intermediate attackers on a budget or seeking a cheap Viscaria alternative. The ZLC is for advanced players ready to invest in premium feel and consistent control. For club players and those transitioning from 5-ply setups, Fextra represents exceptional value. For players seeking a permanent offensive blade, the ZLC justifies the premium.

FAQ

Which offers better value?

Fextra 7 by far. At 20-30 USD, it offers control and spin comparable to much more expensive blades.

Which is faster?

ZLC (OFF+ vs OFF-). Fextra’s controllable pace is better for looping than explosive power.

Which is better for spin?

Fextra. Its 7-ply all-wood construction emphasizes spin and control; Fextra compares favorably with Stiga Clipper.

Which has more consistent weight?

ZLC. Fextra weight varies considerably (84-94g); ZLC range is tighter (85-94g).