Softears Studio 4 VS Yu9 Que

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

Softears Studio 4 and Yu9 Que use 4BA and 1DD+3BA driver setups respectively. Softears Studio 4 costs $450 while Yu9 Que costs $409. Softears Studio 4 is $41 more expensive. Yu9 Que holds a decisive 1.1-point edge in reviewer scores (8 vs 9.1). Yu9 Que has significantly better mids with a 1-point edge, Yu9 Que has significantly better treble with a 1-point edge and Yu9 Que has significantly better dynamics with a 2-point edge.

Insights

Jaytiss Score
Softears Studio 4
8 /10
Jaytiss Score
Yu9 Que
9.1 /10
Score gap: 1.1
Metric Softears Studio 4 Yu9 Que
Mids 8 9
Treble 7 8
Soundstage 8 8.2
Dynamics 5 7
Tonality 7 8.1
Technicalities 7 8
Take these comparisons with a grain of salt—we don't have enough Softears Studio 4 and Yu9 Que reviews saved yet to provide an unbiased result.

Jaytiss Reviews Comparison

Softears Studio 4 reviewed by

Jaytiss 8 Reviewer Score
A- Tuning
A- Tech
Something magical about this set, but it's not the Bass.
Youtube Video Summary

Starry Edition brings a fresh faceplate to the Softears Studio 4 without changing the tuning. The translucent, slightly large shell seals firmly and delivers strong isolation; the only nit is a modest nozzle lip that still holds tips fine. Packaging leans “studio”: compact Pelican-style case, extension cable, tips, 6.3 mm adapter, and a soft black cable that feels nice but lacks a chin slider and terminates in 3.5 mm.

Sonically, this 4BA set is about clarity, air, and top-end extension—described as among the best heard under $800. Vocals come through vivid, mids are clean, and bass has a mild shelf: tasteful impact without bloat, though it’s not a slam machine. Expect excellent imaging, space, and detail; a touch of EQ can add weight if desired. It can be a bit source-picky: low output impedance sources suit it best, while a 10 Ω adapter pushes more treble and trims bass in a less pleasing way.

Against peers, Studio 4 is praised over Softears Twilight for air/extension (while acknowledging Twilight’s smooth DD charm) and over Volume for overall technicalities despite the small price gap. Versus RSV, Studio 4 avoids the RSV’s slight bass “muffle” and undercuts it on price; compared with Monarch MKII, it delivers a similar tonal aim without the occasional grain. Sets like Kiwi Ears 4, Truthear Hexa, and Binary Acoustics D Quattro trade blows on bass quantity versus air, but Studio 4’s upper-air detail and coherence make it a standout. At an often-seen street of ~$368, it’s framed as a benchmark sub-$500 pick and earns a full recommendation for listeners chasing articulate treble, lifelike vocals, and refined balance.

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

Jaytiss original ranking

Jaytiss Youtube Channel
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Price: $449

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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

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Softears Studio 4 Details

Driver Configuration: 4BA

Tuning Type: Neutral

Brand: Softears Top Softears IEMs

Price (Msrp): $450

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Yu9 Que Details

Driver Configuration: 1DD+3BA

Tuning Type: Neutral with Bass Boost

Price (Msrp): $409

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Softears Studio 4 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A-
  • It balances warmth and clarity well, showing only minor quirks along the way. Timbre feels believable with most instruments.

Average Technical Grade

A-
  • The presentation feels orderly, balancing workable detail retrieval with acceptable imaging cues. It keeps momentum without smearing transients.
Mids A+
You get reference-worthy mids that combine transparency, texture, and depth. It brings out emotional nuance beautifully.
Treble A-
Expect effortless extension and clarity that keep the top end sparkling yet smooth. Layering in upper registers is impressive.
Dynamics C+
It offers fair punch and contrast, though micro-dynamics could be sharper. Impact is satisfying for day-to-day use.
Soundstage A+
Immersive holography surrounds the listener, making the venue feel tangible and enveloping. It delivers a grand, cinematic presentation.

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.

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