Butterfly Hadraw VK vs Sanwei Fextra 7: Which Should You Buy?

UltraSpin comparison · 2026-06-12 · blade

Butterfly Hadraw VKSanwei Fextra 7
Our rating8.6/108.3/10
feelflexible, high dwell, natural wood feedbackMedium, 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 (Shakehand)FL
plies5-ply all wood (Koto outer, Hinoki, Kiri, Ayous core)7-ply all wood (Limba/Ayous)
speedOFF-OFF-
thickness_mm5.76
typeOFF-
weight_g8488

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

The Hadraw VK is a premium, finely-finished 5-ply all-wood blade with outstanding control, natural feedback, and Butterfly’s build quality reputation, suited to intermediate-advancing players with budget for quality.

The Sanwei Fextra 7 is an exceptional-value 7-ply all-wood blade delivering excellent spin-based control close to elite wood blades at 20-30 USD. It offers outstanding versatility with tacky and non-tacky rubbers and a wider, more comfortable handle. However, weight varies significantly between units (84-94g), its smaller sweet spot is less forgiving, and the original model is discontinued with limited availability.

Choose the Hadraw VK for premium build, consistency, and proven quality. Choose Fextra 7 if budget is tight and you accept weight variation and limited availability in exchange for performance approaching Viscaria and Clipper at fraction of the cost.

FAQ

How much is Fextra 7 cheaper?

Fextra 7 costs 20-30 USD versus significantly higher Hadraw VK pricing.

Which handles weight variation better?

Hadraw VK is consistent at 84g. Fextra 7 varies between 84-94g, requiring testing before purchase.

Which has a larger sweet spot?

Hadraw VK. Fextra 7’s smaller sweet spot increases edge-ball risk.

Which is available now?

Hadraw VK is current. Original Fextra is discontinued; Fextra One is the replacement.

Which suits Chinese rubber better?

Both are excellent with tacky rubber. Fextra 7 was designed for this pairing.