Bose QuietComfort Wireless Over-Ear Active Noise Canceling Headphones - Black vs Sennheiser - HD 660S2 Open-Back Wired Headphone

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

Bose QuietComfort Wireless Over-Ear Active Noise Canceling Headphones - Black Bose Out of stock at every tracked store Lowest ever ₹27,900 on Saturday, 12th Sept, 2026 ★★★★★ 4.8 4.8 · 470 reviews Full prices & history

Sennheiser - HD 660S2 Open-Back Wired Headphone Sennheiser Now ₹27,990 at Headphone Zone Lowest ever ₹27,990 on Wednesday, 7th Oct, 2026 ★★★★★ 4.8 4.8 · 34 reviews Full prices & history

Measured tuning, side by side

Both curves are real community measurements (gold: Bose QuietComfort Wireless Over-Ear Active Noise Canceling Headphones - Black · ink: Sennheiser - HD 660S2 Open-Back Wired Headphone). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

Bose QuietComfort Wireless Over-Ear Active Noise Canceling Headphones - Black Sennheiser - HD 660S2 Open-Back Wired Headphone

Tuning distance±4.75 dB RMS72% match - Close. Computed on a shared 40-point log grid, 20 Hz–10 kHz. A measurement-space fact, not a promise two ears agree.

What a curve cannot seeBuild, driver QC unit-to-unit, comfort, isolation, accessories, warranty and resale value sit outside the graph - usually what the pricier one is charging for.

The decision, factually

Cheaper right nowSennheiser - HD 660S2 Open-Back Wired HeadphoneLowest current price across all tracked stores.

Deepest discount ever seenBose QuietComfort Wireless Over-Ear Active Noise Canceling Headphones - BlackFrom each product's own recorded price history.

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