Koss - KPH40 Utility vs Porta Pro® Wireless

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.

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Open head-to-head

Koss - KPH40 Utility (Unboxed) - Rhythm Beige Koss Out of stock at every tracked store Lowest on record ₹3,499 on Friday, 23rd Oct, 2026 Full prices & history

Porta Pro® Wireless Arctic White Koss Now ₹9,461 at Turntable Lab Lowest on record ₹100 on Thursday, 5th Nov, 2026 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 - KPH40 Utility Porta Pro® Wireless

Connectivity Wired Wireless

Measured tuning, side by side

Both curves are real community measurements (gold: Koss - KPH40 Utility · blue: Porta Pro® Wireless). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

Koss - KPH40 Utility Porta Pro® Wireless

Average level per band, relative to that curve's own 200 Hz–1 kHz middle - a taller bar plays louder there on the measured files. Same colours as the chart above.

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Hear them side by side

Signal A B

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Your earphones / headphones

Wearing your own earphones or headphones? Pick them here and the player pre-corrects for their sound, so the demo plays the target tuning itself - not both mixed together.

Same signal through both tunings at once - slide to blend. Start on pink noise for the clearest read.

Tuning distance ±1.90 dB RMS 89% 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 Koss - KPH40 Utility −1.5 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Koss - KPH40 Utility plays louder there on the measured files; minus means Porta Pro® Wireless does.

Mids · 250–2,000 Hz Koss - KPH40 Utility +0.2 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Koss - KPH40 Utility plays louder there on the measured files; minus means Porta Pro® Wireless does.

Treble · 2,000–10,000 Hz Koss - KPH40 Utility −1.6 dB Average level difference in this band, both curves aligned to their own 200 Hz–1 kHz mean. Plus means Koss - KPH40 Utility plays louder there on the measured files; minus means Porta Pro® Wireless 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 - KPH40 Utility (Unboxed) - Rhythm Beige No tracked offer in stock In stock at 0 tracked stores

Porta Pro® Wireless Arctic White Now ₹9,461 at its 30-day median Lowest on record ₹100 on Thursday, 5th Nov, 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 Porta Pro® Wireless Arctic White Lowest current price across all tracked stores.

Deepest discount ever seen Porta Pro® Wireless Arctic White 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 - KPH40 Utility EQ preset: Porta Pro® Wireless All Headphones More comparisons