Moondrop Harmon VS Yu9 Que

IEM Comparison: Expert & Community Scores Side-by-Side

Moondrop Harmon and Yu9 Que use 3DD and 1DD+3BA driver setups respectively. Moondrop Harmon costs $350 while Yu9 Que costs $409. Yu9 Que is $59 more expensive. Yu9 Que holds a decisive 2.3-point edge in reviewer scores (6.8 vs 9.1). Yu9 Que has significantly better mids with a 4-point edge, Yu9 Que has significantly better treble with a 3-point edge and Yu9 Que has significantly better soundstage with a 2.2-point edge.

Insights

Jaytiss Score
Moondrop Harmon
6.8 /10
Jaytiss Score
Yu9 Que
9.1 /10
Score gap: 2.3
Metric Moondrop Harmon Yu9 Que
Mids 5 9
Treble 5 8
Soundstage 6 8.2
Dynamics 7 7
Tonality 5.8 8.1
Technicalities 5 8
Take these comparisons with a grain of salt—we don't have enough Moondrop Harmon and Yu9 Que reviews saved yet to provide an unbiased result.

Jaytiss Reviews Comparison

Yu9 Que reviewed by

2025-08-09
Jaytiss 9.1 Reviewer Score
A+ Tuning
A+ Tech
Clean neutral nice mids. This iem is dumb, just buy it.
Youtube Video Summary

The YU9 Que sports a premium, durable resin shell in pure black with a metallic-feeling faceplate and a comfortable design featuring an anti-tragus catch. While the build itself feels handsome and unique, the included cable is criticized as wimpy and unpleasant, with a strong suggestion to upgrade it. Accessories are deemed solid, including a nice selection of tips and a particularly praised case with a soft, luxurious interior.

Sonically, the YU9 Que earns immense praise for its exceptional tuning, described as clean, resolute, and non-fatiguing. It delivers strong, textured bass that avoids being overwhelming, coupled with extremely well-done upper mids. While not class-leading in technicalities like micro-detail or instrument separation, its tonal balance is considered sophisticated and reminiscent of far more expensive sets like the Annihilator, even surpassing the Monarch MKII in tuning preference. It's highlighted as a fantastic all-rounder with a smooth, agreeable signature suitable for long listening sessions.

Despite its modest single dynamic driver + 3BA configuration and $409 price point, the YU9 Que is declared a very special and unique IEM, worthy of the hype it received. The review concludes it's a price leader and a highly competent package from a small brand, offering outstanding value and a beautiful, well-executed design that makes it an easy recommendation for those seeking a smooth, non-fatiguing sound.

Mids: S Treble: A+ Dynamics: A- Soundstage: A+

Jaytiss original ranking

Jaytiss Youtube Channel

Moondrop Harmon Details

Yu9 Que Details

Driver Configuration: 1DD+3BA

Tuning Type: Neutral with Bass Boost

Price (Msrp): $409

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Moondrop Harmon Scorings

Average Technical & Tuning Grades

Average Tunign Grade

B-
  • Expect a friendly tonal balance that could use polish but remains inviting. Great for casual listening, less so for purists.

Average Technical Grade

C+
  • It offers a competent showing, maintaining cohesion on straightforward arrangements. Complex passages start to challenge it, but never derail the show.
Mids C+
The mids are solid and dependable, though not especially remarkable. Vocals stay reasonably grounded in the mix.
Treble C+
Highs come through with reasonable clarity while staying mostly smooth. Sibilance is mostly controlled.
Dynamics A-
It delivers crisp, authoritative dynamics that keep music thrilling. Subtle level shifts are clearly conveyed.
Soundstage B
You can map the ensemble with confidence thanks to solid spacing and coherent depth layering. Ambient effects feel believable.

Yu9 Que Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A+
  • Tuning feels refined, blending frequencies with convincing realism and engagement. Transitions between registers feel effortless.

Average Technical Grade

A+
  • You get an articulate, polished performance with immersive stage depth and great control. There's a sense of polish across the whole spectrum.
Mids S
Midrange reaches reference class, perfectly balanced and hyper-detailed. Nothing sounds out of place or colored.
Treble A+
Treble reaches superb heights, offering effortless extension and crystal clarity. Every cymbal crash resolves into fine mist.
Dynamics A-
You get outstanding dynamic agility, from subtle nuances to big hits. Impact comes with quick recovery.
Soundstage A+
Exceptional soundstage with holographic imaging that lets instruments float naturally around you. It paints a holographic bubble around you.

Moondrop Harmon User Reviews

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Yu9 Que User Reviews

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