Unique Melody MEXT and Symphonium Crimson use 1DD+4BA+1BC and 4BA driver setups respectively. Unique Melody MEXT costs $1,200 while Symphonium Crimson costs $1,500. Symphonium Crimson is $300 more expensive. Symphonium Crimson holds a decisive 2-point edge in reviewer scores (6.5 vs 8.4). Symphonium Crimson has significantly better bass with a 1.6-point edge, Symphonium Crimson has significantly better mids with a 1.2-point edge, Symphonium Crimson has significantly better treble with a 2-point edge, Symphonium Crimson has significantly better dynamics with a 2-point edge, Symphonium Crimson has significantly better soundstage with a 1.3-point edge, Symphonium Crimson has significantly better details with a 1.4-point edge and Symphonium Crimson has significantly better imaging with a 1.5-point edge.
Insights
Metric | Unique Melody MEXT | Symphonium Crimson |
---|---|---|
Bass | 7 | 8.6 |
Mids | 6.5 | 7.7 |
Treble | 5.5 | 7.5 |
Details | 6.8 | 8.1 |
Soundstage | 7 | 8.3 |
Imaging | 7 | 8.5 |
Dynamics | 5 | 7 |
Tonality | 6.4 | 8 |
Technicalities | 6.7 | 8.2 |
Unique Melody MEXT Aggregated Review Score
Average Reviewer Scores
Symphonium Crimson Aggregated Review Score
Average Reviewer Scores
Unique Melody MEXT Details
Driver Configuration: 1DD+4BA+1BC
Tuning Type: U-Shaped
Brand: Unique Melody Top Unique Melody IEMs
Price (Msrp): $1,200
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Symphonium Crimson Details
Driver Configuration: 4BA
Tuning Type: U-Shaped
Brand: Symphonium Top Symphonium IEMs
Price (Msrp): $1,500
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Unique Melody MEXT User Review Score
Average User Scores
Average User Score: n/a
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Symphonium Crimson User Review Score
Average User Scores
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Unique Melody MEXT Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
5.6Gaming Grade
B-Symphonium Crimson Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
7.1Gaming Grade
A-Unique Melody MEXT 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
B+- Satisfactory technical performance. Handles basic detail retrieval adequately in most tracks. Maintains reasonable cohesion in simpler arrangements.
Symphonium Crimson Scorings
Average Technical & Tuning Grades
Average Tunign Grade
A+- Well-executed tonal character. No major flaws with good technical control. Smooth presentation works with multiple genres.
Average Technical Grade
A+- Very competent with articulate presentation. Well-defined layers and precise imaging. Soundstage is immersive and handles dynamics well.
Unique Melody MEXT Reviews
Reviewed by: Shuwa-T
Reviewed by: Crin
Reviewed by: Precogvision
Precogvision Youtube Channel
Symphonium Crimson Reviews
Reviewed by: Z-Reviews
Symphonium Crimson lands with a bang: a four–BA, four-way crossover design that somehow delivers epic energy without a dynamic driver. Tonality reads neutral-bright with thunderous sub-bass—not a basshead hump, but a slab of solid, deep extension that stays clean. Mids stay clear for vocals and strings, treble rises for sparkle and excitement, and the presentation spreads out like pulled-apart audio “shreds” across a big canvas. The effect is clarity, detail, and slam that feel bigger than the driver count suggests, making music and film scores straight-up addictive.
Technical notes matter here. Nominal impedance is a weirdly low ~6Ω, so source pairing can swing results; the set scales and sounds happiest on robust gear that can keep low-impedance loads stable. Despite the armature array, coherency stays intact, dynamics hit harder than expected, and volume headroom invites goosebumps. It’s not a “bass monster,” yet the sub-bass authority and lively treble make it exciting rather than polite, with imaging that feels wide and tactile.
Ergonomics are the gripe list: the short nozzle can challenge seal and the premium cable lacks a formed ear hook, encouraging twist and loosening—tip rolling (even reversed-orientation tricks) helps. Build is flashy—carbon-fiber shell, red inlays, metal case that’s too hefty for travel. Pricing sits around $1,500 (or $1,700 with 8-wire cable); for sheer fun, impact, and best-in-brand performance, the value argument holds. For all-day softness, something like Twilight stays comfier; for movies, big scores, and “wow” sessions, Crimson feels like a must-grab and arguably the best Symphonium to date.
Z-Reviews Youtube Channel
Reviewed by: Jays Audio
Reviewed by: Nymz
Reviewed by: Shuwa-T
Reviewed by: Precogvision
Precogvision Youtube Channel
Reviewed by: Smirk Audio
Reviewed by: Jaytiss
Jaytiss Youtube Channel
Unique Melody MEXT User Reviews
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