Sennheiser Accentum True vs Sony MDR-M1 Closed Back

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.

Sennheiser Accentum True - Wireless Noise Cancelling Earphone (Blue) Sennheiser Now ₹9,900 at AV Shack At its lowest recorded price Full prices & history

Sony MDR-M1 Closed Back Headphones Sony Now ₹19,990 at Headphone Zone At its lowest recorded price ★★★★★ 4.8 4.8 · 10 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 Sony

Connectivity Wireless Wired

Back design — Closed-back

Active noise cancelling ANC / noise cancelling —

Plug — 3.5mm

Measured tuning, side by side

Both curves are real community measurements (gold: Sennheiser · ink: Sony). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

Sennheiser Sony

Tuning distance ±2.01 dB RMS 88% match - Very close. Computed on a shared 40-point log grid, 20 Hz–10 kHz. A measurement-space fact, not a promise two ears agree.

Bass · 20–250 Hz Sennheiser −1.0 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Sennheiser plays louder there on the measured files; minus means Sony does.

Mids · 250–2,000 Hz Sennheiser −0.7 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Sennheiser plays louder there on the measured files; minus means Sony does.

Treble · 2,000–10,000 Hz Sennheiser +0.8 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Sennheiser plays louder there on the measured files; minus means Sony does.

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.

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 Accentum True - Wireless Noise Cancelling Earphone (Blue) Now ₹9,900 at its 30-day median Lowest on record ₹9,900 on Monday, 21st Sept, 2026 In stock at 2 tracked stores

Sony MDR-M1 Closed Back Headphones Now ₹19,990 at its 30-day median Lowest on record ₹19,990 on Saturday, 12th Sept, 2026 In stock at 2 tracked stores

Price gap right now ₹10,090 50% of the dearer one's price.

Stores with it in stock 2 vs 2 Active stores carrying each one right now - more stores usually means easier replacement and a steadier price.

The decision, factually

Cheaper right now Sennheiser Accentum True - Wireless Noise Cancelling Earphone (Blue) Lowest current price across all tracked stores - ₹9,900 vs ₹19,990.

Deepest discount ever seen Sennheiser Accentum True - Wireless Noise Cancelling Earphone (Blue) 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: Sony All Headphones More comparisons