TANCHJIM ONE 10mm vs BGVP DM9 9BA In-Ear

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.

TANCHJIM ONE 10mm Dynamic Driver In-ear Headphone - Standard Tanchjim Out of stock at every tracked store Lowest on record ₹1,927 on Tuesday, 6th Oct, 2026 ★★★★★ 4.6 4.6 · 17 reviews Full prices & history

BGVP DM9 9BA In-Ear Headphone - Purple BGVP Now ₹66,429 at ShenzhenAudio Lowest on record ₹66,212 on Thursday, 22nd Oct, 2026 Full prices & history

What is being compared

Both sides are in-ear monitors. The rows below are the facts each store publishes for this shelf - driver arrangement, impedance, sensitivity, plug and connectivity. A dash means the listing does not state that spec.

Spec Tanchjim BGVP

Driver configuration Dynamic (DD) Balanced armature (BA)

Driver setup — 9 BA

Driver size 10–12mm —

Connectivity Wired Wired

Measured tuning, side by side

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

Tanchjim BGVP

Tuning distance ±1.49 dB RMS 91% 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 Tanchjim +0.6 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Tanchjim plays louder there on the measured files; minus means BGVP does.

Mids · 250–2,000 Hz Tanchjim −0.3 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Tanchjim plays louder there on the measured files; minus means BGVP does.

Treble · 2,000–10,000 Hz Tanchjim +1.0 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Tanchjim plays louder there on the measured files; minus means BGVP 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.

TANCHJIM ONE 10mm Dynamic Driver In-ear Headphone - Standard No tracked offer in stock In stock at 0 tracked stores

BGVP DM9 9BA In-Ear Headphone - Purple Now ₹66,429 1% below its 30-day median Lowest on record ₹66,212 on Thursday, 22nd Oct, 2026 In stock at 1 tracked store

Price gap right now n/a Both sides need a tracked offer to compare.

Stores with it in stock 0 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 BGVP DM9 9BA In-Ear Headphone - Purple Lowest current price across all tracked stores.

Deepest discount ever seen TANCHJIM ONE 10mm Dynamic Driver In-ear Headphone - Standard From each product's own recorded price history.

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

Keep going

EQ preset: Tanchjim EQ preset: BGVP All IEMs More comparisons