FlipEars Aegis VS Yu9 Que
IEM Comparison: Expert & Community Scores Side-by-Side
FlipEars Aegis and Yu9 Que use 1DD+1BC and 1DD+3BA driver setups respectively. FlipEars Aegis costs $479 while Yu9 Que costs $409. FlipEars Aegis is $70 more expensive. Yu9 Que holds a decisive 1.4-point edge in reviewer scores (6.9 vs 8.2). FlipEars Aegis carries a user score of 8. Yu9 Que has significantly better mids with a 3-point edge, Yu9 Que has significantly better treble with a 1.8-point edge, Yu9 Que has better dynamics with a 0.7-point edge and Yu9 Que has significantly better soundstage with a 3.1-point edge.
Insights
| Metric | FlipEars Aegis | Yu9 Que |
|---|---|---|
| Bass | 8 | 8.2 |
| Mids | 5.5 | 8.5 |
| Treble | 6.3 | 8 |
| Details | 7.5 | 7.6 |
| Soundstage | 5 | 8.1 |
| Imaging | 7.5 | 7.6 |
| Dynamics | 6.8 | 7.4 |
| Tonality | 6.8 | 8.3 |
| Technicalities | 7 | 7.7 |
FlipEars Aegis Aggregated Review Score
Average Reviewer Scores
Yu9 Que Aggregated Review Score
Average Reviewer Scores
FlipEars Aegis Details
Driver Configuration: 1DD+1BC
Tuning Type: Bassy
Brand: Flipears Top Flipears IEMs
Price (Msrp): $479
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Yu9 Que Details
Driver Configuration: 1DD+3BA
Tuning Type: Neutral with bass boost
Price (Msrp): $409
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FlipEars Aegis User Review Score
Average User Scores
Average User Score:
Based on 1 user reviews
8Very Positive
Yu9 Que User Review Score
Average User Scores
Average User Score: n/a
Based on 0 user reviews
No user reviews yet. Be the first one who writes a review!
FlipEars Aegis Gaming Score
Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.7Gaming Grade
B+Yu9 Que Gaming Score
Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
7.6Gaming Grade
AFlipEars Aegis Scorings
Average Technical & Tuning Grades
Average Tunign Grade
B+- Generally enjoyable tonal character with some noticeable unevenness. Maintains listenability while showing room for refinement in frequency balance.
Average Technical Grade
A-- Competent technical presentation. Handles separation and detail well in most tracks, with modest soundstage and acceptable imaging capabilities.
Yu9 Que Scorings
Average Technical & Tuning Grades
Average Tunign Grade
A+- Refined execution with coherent frequency integration. Natural timbre reproduction and engaging presentation. Strong versatility.
Average Technical Grade
A- Good technical performance. Clear separation and decent detail retrieval across various tracks. Soundstage shows reasonable width and depth.
FlipEars Aegis Reviews
Reviewed by: Smirk Audio
2025-07-10
7.4
Reviewer Score
Reviewed by: Jays Audio
6
Reviewer Score
Jays Audio Youtube Channel
Reviewed by: Jaytiss
5.5
Reviewer Score
Jaytiss Youtube Channel
Reviewed by: IEMRanking AI
8.5
Reviewer Score
The FlipEars Aegis delivers a visually stunning and sonically powerful experience, featuring hand-painted, medieval-inspired rose-brass faceplates that make each unit a unique work of art. Its hybrid driver configuration—combining a dynamic driver with FlipEars’ proprietary Earquake bone conduction driver—generates a thunderous, tactile bass response that dominates the low end without overwhelming the mids. Comfort and isolation are excellent despite the ornate design, and the package includes a premium 4.4mm balanced cable and versatile accessories.
Sound-wise, the Aegis excels with a holographic soundstage that creates an arena-like sense of space and depth, while its midrange remains articulate and richly textured. Vocals cut through the mix with natural presence, and instruments retain impressive separation even in complex tracks. The treble, though slightly relaxed, offers enough air and control to avoid fatigue, making it ideal for long listening sessions despite lacking sparkling energy.
At under $500, the Aegis is a phenomenal value, delivering technicalities that rival higher-priced competitors, particularly in bass physicality and stage immersion. Its slightly darker tuning prioritizes musical engagement over analytical sharpness, cementing it as a top choice for bass enthusiasts seeking refinement and grandeur.
Yu9 Que Reviews
Reviewed by: Jaytiss
2025-08-09
9.1
Reviewer Score
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 $49 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.
Jaytiss Youtube Channel
Reviewed by: Precogvision
2025-09-17
7.3
Reviewer Score
Yu9’s Que lands as a “safer Annihilator”: a warmer, scaled-back take that pushes ample sub-bass while keeping the rest tastefully controlled. The low end feels liquidy and bouncy, underpinning an aggressive 1–3 kHz rise with a gentle 3–5 kHz taper, so vocals sit upfront and crisp yet remain remarkably smooth thanks to the extra low-end warmth. Treble is slightly scooped around 5–6 kHz and then climbs in small, well-placed peaks out to ~15–18 kHz, yielding excellent extension that feels on par with sets like Moondrop Variations in this range.
What makes it pop is the value proposition: at $400, the overall resolution, tonal balance, and staging read far pricier—more like the $700–800 bracket. With its engaging sub-bass lift, lucid mids, and airy yet controlled top end, Que comes off as a polished, crowd-friendly tuning that still excites detail chasers. If momentum holds, this looks like the next big thing around the $400 mark.
Precogvision Youtube Channel
Reviewed by: IEMRanking AI
2025-09-19
8.3
Reviewer Score
The YU9 Que is a hybrid IEM using 1 dynamic driver + 3 balanced armatures, positioned in the mid-upper price tier with an MSRP around $399. Retail listings confirm the configuration (10 mm LF DD with three Knowles BA units) and current pricing in USD and MYR, placing it among competitors that emphasize tonal refinement over sheer technical fireworks.
Community impressions describe a balanced/neutral tonality with a tasteful bass lift, smooth upper-mids that avoid glare, and treble that leans non-sibilant. Subjective reports on Head-Fi and Reddit consistently frame the Que as an all-rounder that favors coherence and long-term listenability over maximum micro-detail.
Technically, listeners note solid imaging and macrodynamics with competent detail retrieval, though not class-leading for the price. The manufacturer has also published frequency-response plots (IEC711 and BK5128 rigs), which aligns with the community’s take that the Que targets a broadly neutral/balanced signature rather than an aggressive V-shape. Overall value is credible at its MSRP if you prioritize tonal balance and comfort over ultra-analytical presentation.
FlipEars Aegis User Reviews
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You need to be signed in to write your own reviewA near-classic under $500: delivers thrilling bass texture via bone conduction, lush mids, and cathedral-like staging—perfect for bassheads who refuse to sacrifice detail or build quality.
Pros
Exceptional bass depth and physicality with zero muddiness, holographic soundstage that feels massive, and stunning hand-painted design that looks far more expensive than its price.Cons
Slightly dark treble lacks airiness for some genres, and larger shells may cause fit issues for small ears during extended use.Yu9 Que User Reviews
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Pros
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Cons
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