Sennheiser HD 660 S vs 【Tangzu OX Demon

Every tracked fact about the two, side by side - prices, history lows, ratings. No verdict: which one to buy is the visitor's decision, always.

Not this pair? Swap either side:

vs

Open head-to-head

Sennheiser HD 660 S Sennheiser Now ₹39,599 at The Revolver Club Lowest on record ₹33,102 on Thursday, 22nd Oct, 2026 ★★★★★ 5.0 5.0 · 1 reviews Full prices & history

【Tangzu OX Demon King】Open-back Planar Magnetic Wired Over-ear Headphones TANGZU Now ₹21,188 at TANGZU Official At its lowest recorded price ★★★★★ 4.7 4.7 · 3 reviews Full prices & history

What is being compared

Both sides are headphones. The rows below are the facts each store publishes for this shelf - driver setup, impedance, sensitivity, back design and connectivity. A dash means the listing does not state that spec.

Spec Sennheiser TANGZU

Driver configuration — Planar magnetic

Impedance 150Ω —

Connectivity Wired Wired

Form factor — Over-ear

Back design — Open-back

Price over the last 30 days

Daily lowest price across every tracked store, from the site's own price history. The line is one product's own range - the two cards are not drawn to a shared scale.

Sennheiser HD 660 S Now ₹39,599 19% above its 30-day median Lowest on record ₹33,102 on Thursday, 22nd Oct, 2026 In stock at 1 tracked store

【Tangzu OX Demon King】Open-back Planar Magnetic Wired Over-ear Headphones Now ₹21,188 36% below its 30-day median Lowest on record ₹21,188 on Tuesday, 3rd Nov, 2026 In stock at 1 tracked store

Price gap right now ₹18,411 46% of the dearer one's price.

Stores with it in stock 1 vs 1 Active stores carrying each one right now - more stores usually means easier replacement and a steadier price.

The decision, factually

Cheaper right now 【Tangzu OX Demon King】Open-back Planar Magnetic Wired Over-ear Headphones Lowest current price across all tracked stores - ₹21,188 vs ₹39,599.

Deepest discount ever seen 【Tangzu OX Demon King】Open-back Planar Magnetic Wired Over-ear Headphones From each product's own recorded price history.

This page reports facts and expresses no opinion on which to purchase.

Keep going

EQ preset: Sennheiser EQ preset: TANGZU All Headphones More comparisons