KZ - ZST vs AME Gaia 4EST 6BA 1DD earphone - Green Earth

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.

KZ - ZST KZ Out of stock at every tracked store Lowest ever ₹1,749 on Saturday, 12th Sept, 2026 ★★★★☆ 4.4 4.4 · 487 reviews Full prices & history

AME Gaia 4EST 6BA 1DD earphone - Green Earth musicteck Now ₹3,13,729 at MusicTeck Lowest ever ₹3,11,040 on Thursday, 1st Oct, 2026 Full prices & history

Measured tuning, side by side

Both curves are real community measurements (gold: KZ - ZST · ink: AME Gaia 4EST 6BA 1DD earphone - Green Earth). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

KZ - ZST AME Gaia 4EST 6BA 1DD earphone - Green Earth

Tuning distance±2.05 dB RMS88% 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.

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 nowAME Gaia 4EST 6BA 1DD earphone - Green EarthLowest current price across all tracked stores.

Deepest discount ever seenKZ - ZSTFrom each product's own recorded price history.

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