Simgot Supermix 4 and Letshuoer S08 are in-ear monitors. Simgot Supermix 4 costs $150 while Letshuoer S08 costs $99. Simgot Supermix 4 is $51 more expensive. Both score 6.5 from reviewers. Simgot Supermix 4 carries a user score of 6. Simgot Supermix 4 has significantly better bass with a 1.5-point edge, Simgot Supermix 4 has significantly better mids with a 1-point edge, Simgot Supermix 4 has slightly better treble with a 0.3-point edge and Letshuoer S08 has better soundstage with a 0.5-point edge.
Insights
Metric | Simgot Supermix 4 | Letshuoer S08 |
---|---|---|
Bass | 8 | 6.5 |
Mids | 7 | 6 |
Treble | 6.5 | 6.3 |
Details | 6.5 | 6.5 |
Soundstage | 6 | 6.5 |
Imaging | 6.5 | 6 |
Dynamics | 6 | 6 |
Tonality | 6.5 | 6.5 |
Technicalities | 6.9 | 6.2 |
Simgot Supermix 4 Aggregated Review Score
Average Reviewer Scores
Letshuoer S08 Aggregated Review Score
Average Reviewer Scores
Simgot Supermix 4 Details
Driver Configuration: 1DD+1BA+1Planar+1PZT
Tuning Type: U-shaped (Harman IE 2019)
Brand: Simgot Top Simgot IEMs
Price (Msrp): $149.99
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Letshuoer S08 Details
Driver Configuration:
Tuning Type: n/a
Brand: Letshuoer Top Letshuoer IEMs
Price (Msrp): $99
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Simgot Supermix 4 User Review Score
Average User Scores
Average User Score:
Based on 1 user reviews
6Mixed to Positive
Letshuoer S08 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!
Simgot Supermix 4 Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
7Gaming Grade
A-Letshuoer S08 Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.3Gaming Grade
BSimgot Supermix 4 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.
Letshuoer S08 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.
Simgot Supermix 4 Reviews
Endgame Harman, one of the smoothest IEMs I've heard with Tangzu Sancai tips (regular). Some units might be hotter in the treble/pzt timbre Jays Audio Youtube Channel
If this works for you, it's a sonic treasure. My unit has issues. Jaytiss Youtube Channel
Harman with more treble energy Can be too spicy Tim Tuned Youtube Channel
Harman tuning. Soft bass, bright sound, metallic timbre.Gizaudio Axel original ranking
Gizaudio Axel Youtube Channel
IEMRanking AI
2025-07-08
The Simgot Supermix 4 packs a quadbrid driver configuration (1DD+1BA+1 Planar+1 PZT) into a comfortable resin shell. Its sound follows a U-shaped signature aligned with the Harman IE 2019 target, emphasizing sub-bass rumble and crisp upper-midrange clarity while keeping lower mids slightly recessed. The bass is deep and textured, though mid-bass punch can feel soft, and vocals sometimes edge into shoutiness at higher volumes.
Treble delivery is a standout, with the planar and PZT drivers offering snappy articulation and air without harsh sibilance. Technical performance is strong for the price, featuring a wide soundstage and precise imaging that excels in gaming scenarios. However, low impedance makes it source-sensitive, and accessories feel minimal with only one set of tips included.
While not class-leading in resolution, the Supermix 4 delivers cohesive tonality across its diverse drivers, making it a versatile choice for bass-forward genres and competitive gaming. Its slight warmth and holographic staging compensate for minor midrange thinning, offering solid value despite fierce competition.
Letshuoer S08 Reviews
Fantastic value product, really strong. Jaytiss Youtube Channel
Warm tuning, really easy to listen to Treble isn't really well defined, separation between midrange and lower midrange isn't great either
A little bit thick and poofy in the bass. Aful Explorer is better option.Super* Review original ranking
Super* Review Youtube Channel
More uniquely tuned than other planars. Tamer uppermids, not as energetic, but still with great bass separation and tech. Timbre is good. Jays Audio Youtube Channel
Simgot Supermix 4 User Reviews
Share your experience and build your personal ranking list.
You need to be signed in to write your own reviewBetter tuned options at this price range.
Pros
Responsiveness to EQCons
Typical harman IEM tuning - thin bodied and honky sounding.Letshuoer S08 User Reviews
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Pros
- Example pro 1
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Cons
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