Koss - KPH30i (Unboxed) vs STAX - SR-L500MK2

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.

Not this pair? Swap either side:

vs

Open head-to-head

Koss - KPH30i (Unboxed) - Black Koss Now ₹2,499 at Headphone Zone At its lowest recorded price Full prices & history

STAX - SR-L500MK2 stax Now ₹69,999 at Headphone Zone At its lowest recorded price ★★★★★ 5.0 5.0 · 2 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 Koss stax

Impedance — 18Ω

Sensitivity — 101dB

Connectivity Wired Wired

Measured tuning, side by side

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

Koss stax

Tuning distance ±3.77 dB RMS 77% match - 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 Koss −0.8 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Koss plays louder there on the measured files; minus means stax does.

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

Treble · 2,000–10,000 Hz Koss −1.8 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Koss plays louder there on the measured files; minus means stax 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.

Koss - KPH30i (Unboxed) - Black Now ₹2,499 at its 30-day median Lowest on record ₹2,499 on Tuesday, 27th Oct, 2026 In stock at 1 tracked store

STAX - SR-L500MK2 Now ₹69,999 at its 30-day median Lowest on record ₹69,999 on Saturday, 12th Sept, 2026 In stock at 1 tracked store

Price gap right now ₹67,500 96% 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 Koss - KPH30i (Unboxed) - Black Lowest current price across all tracked stores - ₹2,499 vs ₹69,999.

Deepest discount ever seen Koss - KPH30i (Unboxed) - Black From each product's own recorded price history.

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

Keep going

EQ preset: Koss EQ preset: stax All Headphones More comparisons