ThieAudio Monarch MKII IEM vs TRN - MT4 Pro IEM - Black / 3.5mm / Mic

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.

ThieAudio Monarch MKII IEM ThieAudio Now ₹95,015 at ThieAudio Official Lowest ever ₹89,991 on Friday, 25th Sept, 2026 ★★★★★ 4.9 4.9 · 21 reviews Full prices & history

TRN - MT4 Pro IEM - Black / 3.5mm / Mic TRN Out of stock at every tracked store Lowest ever ₹1,791 on Friday, 25th Sept, 2026 ★★★★★ 4.5 4.5 · 2 reviews Full prices & history

Measured tuning, side by side

Both curves are real community measurements (gold: ThieAudio Monarch MKII IEM · ink: TRN - MT4 Pro IEM - Black / 3.5mm / Mic). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

ThieAudio Monarch MKII IEM TRN - MT4 Pro IEM - Black / 3.5mm / Mic

Tuning distance±1.32 dB RMS92% 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 nowThieAudio Monarch MKII IEMLowest current price across all tracked stores.

Deepest discount ever seenTRN - MT4 Pro IEM - Black / 3.5mm / MicFrom each product's own recorded price history.

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