Simgot Supermix 4 VS Hidizs MP145

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

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Simgot Supermix 4 and Hidizs MP145 use 1DD+1BA+1Planar+1PZT and 1Planar driver setups respectively. Simgot Supermix 4 costs $150 while Hidizs MP145 costs $199. Hidizs MP145 is $49 more expensive. Hidizs MP145 holds a slight 0.4-point edge in reviewer scores (6.9 vs 7.3). Simgot Supermix 4 carries a user score of 6. Simgot Supermix 4 has better bass with a 0.5-point edge, Hidizs MP145 has significantly better dynamics with a 1.9-point edge and Hidizs MP145 has significantly better soundstage with a 1.5-point edge.

Insights

Metric Simgot Supermix 4 Hidizs MP145
Bass 8 7.5
Mids 7 6.8
Treble 6.5 6.6
Details 6.9 8.2
Soundstage 6 7.5
Imaging 6.9 7
Dynamics 6 7.9
Tonality 6.7 7.3
Technicalities 7 7.4
Take these comparisons with a grain of salt—we don't have enough Hidizs MP145 reviews saved yet to provide an unbiased result.

Simgot Supermix 4 Aggregated Review Score

Average Reviewer Scores

Average Reviewer Score:

6.9

Cautiously Favorable


Hidizs MP145 Aggregated Review Score

Average Reviewer Scores

Average Reviewer Score:

7.3

Generally 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 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

Hidizs MP145 reviewed by Head-Fi.org

Head-Fi.org 8.5 * score rescaled + normalized
31 community members have rated the HIDIZS MP145 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 reviewed by Web Search

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.


Hidizs MP145 reviewed by Web Search

uses AI-Search to turn user, reddit and head-fi reviews into clear, concise summaries.
Web Search 7.2 Reviewer Score
A- Tuning
A- Tech

Hidizs MP145 is a single-driver planar IEM built around a 14.5 mm planar magnetic transducer (30 Ω, ~104 dB/Vrms), housed in a milled aluminum shell. It ships with screw-on tuning filters that make modest shifts to bass/treble balance rather than rewriting the signature. Hidizs markets the MP145 as calibrated toward the H-2019 target and lists a $199 MSRP (often discounted on the official store).

Sonically, the MP145 presents a U-shaped tuning with an audible sub-bass lift, restrained upper-mid gain, and treble that’s energetic but can show a ~5 kHz edge with a bit of upper-treble sparkle depending on the filter used. Resolution and separation are solid for the price, with fast planar transients and convincing macrodynamic impact; staging is average-wide but imaging locks in positions cleanly. Independent measurements/reviews note the filter set’s subtle effect, good detail retrieval for the bracket, and only moderate air/extension versus the best planars.

Build quality is robust, though the large shells and thick nozzle may challenge smaller ears; weight is ~9.5 g per piece and isolation is decent when sealed well. Given frequent street prices around $129–$159 on the brand store, value is strong for those wanting planar speed with a fun, sub-bass-tilted balance; just don’t expect expansive stage or the most airy treble. Overall, MP145 reads as a well-executed, filter-tweakable planar that prioritizes punch and clarity over ultimate refinement.


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

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 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

Simgot Supermix 4 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-

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

Hidizs MP145 (more reviews)

Hidizs MP145 reviewed by Audionotions

Audionotions 7 Reviewer Score
One of the best IEMS under $300. Shells look large but fit is surprisingly good and very comfy. Tuning nozzles actually work - I like the balanced setting but all of them sound good. Great techs, great tuning. Can't really ask for more for what they cost.

Audionotions original ranking

Website (Audionotions)

Simgot Supermix 4 User Review Score

Average User Scores

Average User Score:

Based on 1 user reviews

6

Mixed to Positive

Hidizs MP145 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

7.1

Gaming Grade

A-

Hidizs MP145 Gaming Score

Gaming Score & Grade

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

Gaming Score

7.4

Gaming Grade

A-

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.

Hidizs MP145 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A-
  • The tonal character feels settled and versatile, with just a few gentle bumps. You can listen for hours without fatigue.

Average Technical Grade

A-
  • The presentation feels orderly, balancing workable detail retrieval with acceptable imaging cues. It keeps momentum without smearing transients.
Bass A
Expect a commanding bass response that reaches deep without clouding the mix. There's both slam and nuance in equal measure.
Mids B+
It offers engaging mid frequencies with pleasing clarity and layering. Details emerge without becoming harsh.
Treble B+
Expect crisp, well-balanced treble that keeps shimmer intact. You hear reverbs decay naturally.
Dynamics A
Dynamic performance is excellent, combining sharp transients with strong contrast. Transients snap with authority.
Soundstage A
Immersion steps up dramatically as width, depth, and height integrate into a cohesive hologram. Everything sounds naturally spaced.
Details A+
Exceptional resolution that uncovers the deepest layers while maintaining natural timbre. It uncovers hidden layers with ease.
Imaging A-
Spatial cues respond immediately, reflecting every movement in the mix. Spatial cues respond instantly to the mix.
Gaming A-
Good fundamental spatial awareness for most gaming scenarios. Handles basic positioning well but may lack nuance in complex situations.

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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Hidizs MP145 User Reviews

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