Simgot Supermix 4 VS Kiwi Ears Quintet

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

Simgot Supermix 4 and Kiwi Ears Quintet use 1DD+1BA+1Planar+1PZT and 1DD+2BA+1P+1PST driver setups respectively. Simgot Supermix 4 costs $150 while Kiwi Ears Quintet costs $220. Kiwi Ears Quintet is $70 more expensive. Both score 6.9 from reviewers. Simgot Supermix 4 carries a user score of 6. Simgot Supermix 4 has significantly better bass with a 1.3-point edge, Simgot Supermix 4 has better mids with a 0.8-point edge, Simgot Supermix 4 has better treble with a 0.8-point edge, Kiwi Ears Quintet has significantly better dynamics with a 1-point edge and Kiwi Ears Quintet has slightly better soundstage with a 0.3-point edge.

Insights

Metric Simgot Supermix 4 Kiwi Ears Quintet
Bass 8 6.8
Mids 7 6.2
Treble 6.5 5.7
Details 6.9 6.5
Soundstage 6 6.3
Imaging 6.9 6
Dynamics 6 7
Tonality 6.7 6.3
Technicalities 7 6.6

Simgot Supermix 4 Aggregated Review Score

Average Reviewer Scores

Gizaudio Axel
Yifang Tim Tuned Fresh Reviews Web Search
Kois Archive Jays Audio Jaytiss
Audio Amigo Head-Fi.org

Average Reviewer Score:

6.9

Cautiously Favorable


Kiwi Ears Quintet Aggregated Review Score

Average Reviewer Scores

Yifang Jaytiss Shuwa-T Tim Tuned
Jays Audio
Super* Review Head-Fi.org

Average Reviewer Score:

6.9

Cautiously Favorable


Reviews Comparison

Simgot Supermix 4 reviewed by Jays Audio

Jays Audio 7 Reviewer Score
A Tuning
A+ Tech
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 original ranking

Jays Audio Youtube Channel
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Simgot Supermix 4 reviewed by Jaytiss

Jaytiss 7 Reviewer Score
B Tuning
B Tech
If this works for you, it's a sonic treasure. My unit has issues.

Jaytiss original ranking

Jaytiss Youtube Channel
Mids: B Treble: B Dynamics: B Soundstage: B

Kiwi Ears Quintet reviewed by Jaytiss

Jaytiss 6.3 Reviewer Score
C+ Tuning
C- Tech
upper air drives me crazy.

Jaytiss original ranking

Jaytiss Youtube Channel
Mids: C+ Treble: C- Dynamics: A- Soundstage: B

Simgot Supermix 4 reviewed by Yifang

Yifang 6.5 Reviewer Score
B+ Tuning
B+ Tech

Kiwi Ears Quintet reviewed by Yifang

Yifang 6.5 Reviewer Score
B+ Tuning
B+ Tech

Simgot Supermix 4 reviewed by Tim Tuned

Tim Tuned 6.5 Reviewer Score
B+ Tuning
A+ Tech
Harman with more treble energy Can be too spicy

Tim Tuned original ranking

Tim Tuned Youtube Channel
Bass: A+ Mids: A+ Treble: A-

Kiwi Ears Quintet reviewed by Tim Tuned

Tim Tuned 6 Reviewer Score
B Tuning
A+ Tech
check links for more info:

Tim Tuned original ranking

Tim Tuned Youtube Channel
Bass: A- Mids: A+ Treble: A-

Simgot Supermix 4 reviewed by Head-Fi.org

Head-Fi.org 8.1 * score rescaled + normalized
50 community members have rated the Simgot Supermix 4 at an average of 4.3/5 on Head-Fi. Overall sentiment: Excellent.

URL to full Review

Head-Fi.org original ranking

Kiwi Ears Quintet reviewed by Head-Fi.org

Head-Fi.org 8.5 * score rescaled + normalized
22 community members have rated the Kiwi Ears Quintet at an average of 4.5/5 on Head-Fi. Overall sentiment: Outstanding.

URL to full Review

Head-Fi.org original ranking

Simgot Supermix 4 (more reviews)

Simgot Supermix 4 reviewed by Audio Amigo

Audio Amigo 8 * score rescaled + normalized
A slightly more V-shaped version of the Truthear Nova. A bit more bass, a bit more treble. Not as vocal focused. Some of the best technical performance at $150. Good accessories. Shells are more compact than the Nova.

Audio Amigo original ranking

Audio Amigo Youtube Channel

Simgot Supermix 4 reviewed by Kois Archive

Kois Archive 7 Reviewer Score
A+ Tuning
A+ Tech
Rating: A- | Value: ⭐⭐ | Gaming: 🎮🎮 | Comfort: 10 great harman set treble could be smoother

Kois Archive original ranking

Kois Archive Youtube Channel

Simgot Supermix 4 reviewed by Fresh Reviews

Fresh Reviews 6* * The score of this reviewer influences only the Gaming Score

Simgot Supermix 4 reviewed by Gizaudio Axel

Gizaudio Axel 5.5 Reviewer Score
B Tuning
B+ Tech
Harman tuning. Soft bass, bright sound, metallic timbre.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel

Simgot Supermix 4 reviewed by Web Search

2025-07-08
uses AI-Search to turn user, reddit and head-fi reviews into clear, concise summaries.
Web Search 6.4 Reviewer Score
B+ Tuning
B Tech

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.


Kiwi Ears Quintet (more reviews)

Kiwi Ears Quintet reviewed by Super* Review

Super* Review 8* * score rescaled + normalized

Kiwi Ears Quintet reviewed by Shuwa-T

Shuwa-T 6.2 Reviewer Score
B Tuning
B Tech
check links for more info:

Shuwa-T original ranking

Shuwa-T Website

Bass: B+ Mids: B- Treble: B Soundstage: B+ Details: B+ Imaging: B

Simgot Supermix 4 User Review Score

Average User Scores

Average User Score:

Based on 1 user reviews

6

Mixed to Positive

Kiwi Ears Quintet User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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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

7.1

Gaming Grade

A-

Kiwi Ears Quintet Gaming Score

Gaming Score & Grade

  • The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.

Gaming Score

6.5

Gaming Grade

B+

Simgot Supermix 4 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

B+
  • It sounds pleasant overall, with some uneven spots that hint at room for refinement. Vocals remain pleasant despite the imperfections.

Average Technical Grade

A-
  • It manages detail and layering well enough, even if the stage feels only moderately sized. You get a clear sense of left and right, if not depth.
Bass A+
You hear powerful yet disciplined low-end slam that extends effortlessly. It marries sub-bass depth with great texture.
Mids A-
Expect lifelike vocals and instruments with impressive nuance and realism. You can easily follow harmonies and backups.
Treble B+
The top end is engaging and airy, yet never overbearing. Brass and strings feel energetic.
Dynamics B
You get confident dynamics that track both macro swings and rhythmic drive. There's life in every crescendo.
Soundstage B
Lateral spread stretches comfortably while front/back cues start to feel convincing. You can trace front-to-back movement.
Gaming A-
Good fundamental spatial awareness for most gaming scenarios. Handles basic positioning well but may lack nuance in complex situations.

Kiwi Ears Quintet Scorings

Average Technical & Tuning Grades

Average Tunign Grade

B
  • Expect a friendly tonal balance that could use polish but remains inviting. Great for casual listening, less so for purists.

Average Technical Grade

B+
  • Technical ability is serviceable, keeping basic detail intact across simpler tracks. It keeps up with acoustic tracks without much fuss.
Bass B+
Bass foundation is good, adding satisfying punch without losing control. Pop and rock tracks feel lively.
Mids B
The mids are articulate and well-balanced, lending body to instruments. Instrument layering remains stable.
Treble B-
Highs come through with reasonable clarity while staying mostly smooth. Sibilance is mostly controlled.
Dynamics A-
Dynamic performance is excellent, combining sharp transients with strong contrast. Transients snap with authority.
Soundstage B
Good soundstage with proper width and depth, placing instruments in clearly defined positions. Instruments sit in their own lanes.
Details B+
Recordings feel well sorted, with supporting details snapping to attention. Small articulations remain intact.
Imaging B
Good imaging with precise instrument placement and clear front/back localization. Positions snap into place convincingly.
Gaming B+
Respectable environmental presentation favors atmosphere over precision. Detects obvious directional cues while conveying game world ambiance.

Simgot Supermix 4 User Reviews

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M Makavelian
6

Better tuned options at this price range.

Pros
Responsiveness to EQ
Cons
Typical harman IEM tuning - thin bodied and honky sounding.
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Kiwi Ears Quintet User Reviews

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