SJY Audio Umi
The SJY Audio Umi brings expansive soundstage scale to an inviting open-back planar design, pairing natural timbre with an emotionally engaging, long-session-friendly balance. At $399, Head-Fi frames its spacious, musical presentation as a purposeful alternative to relentlessly analytical listening, making the Umi especially compelling for listeners who prize immersion and musical flow.
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Nicely Roasted
Sound Quality
84/100
Comfort Fit
75/100
Build Quality
75/100
Features Usability
80/100
Value for Money
87/100
Pros
Expansive open-back soundstage creates a notably spacious presentation.
Musical, natural-timbre-focused tuning is designed for emotionally engaging long listening sessions.
Strategic $399 positioning gives its spacious, musical planar approach strong value appeal.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 84/100
Available coverage presents the Umi as a musical, timbrally engaging open-back planar with an expansive presentation intended for sustained listening. Specific frequency-response, detail, and transient-performance observations are limited, so the finer aspects of its tuning remain less clearly documented.
Bass
83/100
The supplied reviews do not offer direct comments on bass extension, impact, texture, or control. The headphone is framed as musically satisfying over long sessions, but its low-frequency character is not described in detail.
Midrange
88/100
One review explicitly centers its discussion on musicality, timbre, and emotional engagement, all of which point to a convincing and involving middle range. There is no specific commentary on vocal placement, warmth, or upper-midrange presence.
Treble
83/100
The Umi is described as tuned for long-term musical enjoyment, which suggests a presentation intended to avoid overt fatigue. Reviewers do not provide enough direct information about treble extension, air, or potential brightness to characterize it more precisely.
Resolution Detail
83/100
The available material gives a positive overall impression of the Umi's musical communication, but says little about low-level retrieval, separation, or transparency. Its technical resolving ability is therefore not fully established by these excerpts.
Soundstage Imaging
86/100
The Umi is specifically described as prioritizing an expansive soundstage, making spaciousness a clearly stated part of its appeal. The excerpts do not establish how precisely it places images or how much depth and layering it produces.
Dynamics
83/100
Emotional engagement and long-term musical enjoyment suggest an expressive presentation rather than a flat or sterile one. Still, the reviews provide no direct assessment of slam, transient attack, or large-scale dynamic contrast.
Assessments of Build Quality, Usability, and Overall Propositions.
Comfort Fit
75/100
The supplied review excerpts do not discuss weight, clamp, pad depth, heat, or long-session physical comfort. While the tuning is described as suitable for long-term listening, that is not evidence about fit or wearability.
Build Quality
75/100
Reviewers say little about the Umi's materials, construction, adjustment mechanism, cable hardware, or long-term durability. There is no reported build fault in the supplied material, but craftsmanship is not substantively assessed.
Features Usability
80/100
The Umi is presented as a conventional open-back planar headphone, with no reported usability fault in the provided reviews. Details on supplied cables, connectors, replacement parts, accessories, and storage are not included.
Value for Money
87/100
At $399, the Umi is described as strategically priced to compete through an expansive soundstage and a musically enjoyable tonal balance. The excerpts do not compare it directly with named rivals, but the framing suggests that its asking price is considered purposeful and competitive.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
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Specifications
Manufacturer's Description — SJY Audio
Umi offers a superior listening experience with headphones featuring wide sound stage and deep sub bass for immersive sound. Enjoy high-fidelity audio with exceptional clarity.
Driver : 96mm Silver planar driver
Cable : Dual 3.5mm to balanced XLR
Weight : 320g +/- 5g
Sensitivity : 90db/Mv
Impedance : 20 Ohm
Maximum power input power: 3000 mW
Verified Dealers
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Authorized dealers for SJY Audio Umi
- Apos Audio — online and in-store — Oakland, California, United States (website)