Fatfreq Maestro Mini VS FATfreq Scarlett Mini

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

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Fatfreq Maestro Mini and FATfreq Scarlett Mini are 1DD+2BA in-ear monitors. Fatfreq Maestro Mini costs $450 while FATfreq Scarlett Mini costs $799. FATfreq Scarlett Mini is $349 more expensive. FATfreq Scarlett Mini holds a decisive 1.7-point edge in reviewer scores (6.2 vs 7.9). FATfreq Scarlett Mini has significantly better bass with a 2-point edge, FATfreq Scarlett Mini has significantly better mids with a 1.4-point edge, FATfreq Scarlett Mini has significantly better treble with a 1.5-point edge, FATfreq Scarlett Mini has significantly better dynamics with a 2.6-point edge, FATfreq Scarlett Mini has significantly better details with a 2.5-point edge and FATfreq Scarlett Mini has significantly better imaging with a 2.1-point edge.

Insights

Metric Fatfreq Maestro Mini FATfreq Scarlett Mini
Bass 7.3 9.3
Mids 6 7.4
Treble 6.3 7.8
Details 5 7.5
Soundstage 6.2 7.2
Imaging 5.5 7.6
Dynamics 6 8.6
Tonality 6.7 7.7
Technicalities 6 7.6

Fatfreq Maestro Mini Aggregated Review Score

Average Reviewer Scores

Tim Tuned Nymz
Crin Precogvision Jays Audio
Z-Reviews

Average Reviewer Score:

6.2

Mixed to Positive


FATfreq Scarlett Mini Aggregated Review Score

Average Reviewer Scores

IEMRanking AI
Z-Reviews

Average Reviewer Score:

7.9

Strongly Favorable


Reviews Comparison

Fatfreq Maestro Mini reviewed by Z-Reviews

Z-Reviews 7.5 * score normalized

FATfreq Scarlett Mini reviewed by Z-Reviews

2025-09-26
Z-Reviews 8 * score normalized

Scarlett Mini is framed as a bass experiment first, IEM second: a ~$666 set (or $833 with the light-red “upgraded” cable) that pushes a 30 dB sub-bass shelf so far that every track becomes a bass test. The low end is described as omnipresent—a physical, room-shaking effect that makes even lean recordings throb—while mids/treble behave like a competent $200–$300 set with decent stage and a sweet, crisp top end (not kilobuck texture). It’s also hard to drive, likely due to a heavy crossover network, and scales with power more in weight than in refinement. The upgraded cable gets a thumbs-down on feel and value; the advice is to skip the cable upcharge.

This tuning is called weird but fun—a “bass cannon” for listeners who’ve heard everything and want their library to feel new and outrageous again. The warning is clear: extended use may ruin perception of normal gear because the sub-bass sets a new baseline; take “vacations” from it. For quality-first listeners seeking separation and balance, the rest of the signature won’t justify the price; for bass die-hards, paying a few hundred dollars just for the bass trick might be exactly the point. Measurements won’t look neutral, and that’s by design—this is a specialized, end-of-the-road indulgence rather than a daily driver.


Z-Reviews original ranking

Z-Reviews Youtube Channel

Fatfreq Maestro Mini (more reviews)

Fatfreq Maestro Mini reviewed by Crin

Crin 6.5 Reviewer Score
A+ Tuning
B Tech

Fatfreq Maestro Mini reviewed by Precogvision

Precogvision 6.2 Reviewer Score
A- Tuning
B- Tech
Extreme basshead's dream. Incredible sub-bass shelf while maintaining midrange and treble balance.

Precogvision original ranking

Precogvision Youtube Channel
Bass: A+ Mids: B Treble: A- Dynamics: B Details: C+ Imaging: B

Fatfreq Maestro Mini reviewed by Jays Audio

Jays Audio 6 Reviewer Score
A Tuning
B+ Tech
A basshead set that's actually well-balanced for the most part. Extension on uppermids/highs are good but can get shouty, sub-bass texture and slam is impactful and satisfying - this is the set for most bassheads who don't want a crap ton of bass but still a good amount. Deuce better.

Jays Audio original ranking

Jays Audio Youtube Channel

Fatfreq Maestro Mini reviewed by Tim Tuned

Tim Tuned 5.5 Reviewer Score
B- Tuning
A- Tech
Bass cannon with correct vocals and treble balance Semi thin vocals

Tim Tuned original ranking

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

Fatfreq Maestro Mini reviewed by Nymz

Nymz 5.3 Reviewer Score
C+ Tuning
C+ Tech
F*** you, bass. Default rec for bassheads.

Nymz original ranking

Nymz Website

Bass: B Mids: C+ Treble: C+ Details: C+ Imaging: C+

FATfreq Scarlett Mini (more reviews)

FATfreq Scarlett Mini reviewed by IEMRanking AI

2025-09-26
IEMRanking AI 7.8 Reviewer Score
A Tuning
A Tech

The FATfreq Scarlet Mini is a hybrid IEM positioned in the brand’s “Scarlet” line with a 1DD+2BA configuration and a stated focus on sub-bass power and treble extension; retailer specs list a single dynamic driver plus two balanced armatures, while the brand highlights a “hyper tweeter” system that extends to 40 kHz . Frequency-response measurements published by a retailer show an extreme sub-bass shelf below ~200 Hz with restrained upper-mids and a smooth, airy top end—consistent with a U-shaped, sub-bass-emphasized tuning rather than a neutral target . FATfreq and dealers market the model with the “world’s first 30 dB sub-bass shelf” claim; while that’s a marketing line, the published curves support a very elevated low end in practice .

On technicalities, the Scarlet Mini emphasizes slam and macrodynamics over microdetail: the powerful sub-bass delivers texture and weight, but can modestly mask lower-mid articulation on dense mixes, while treble extension from the dedicated HF driver provides adequate air without aggressive bite . Practical specs—105 dB sensitivity and 16 Ω impedance—suggest it’s easy to drive; the included SPC cable and accessory set are typical for the segment, and the U-shaped, bass-heavy tuning targets listeners prioritizing impact over strict neutrality . Street pricing varies by region and cable option, but the official product page lists an MSRP tier around $799 for the base configuration, which frames expectations on value relative to other mid/upper-mid offerings .


Bass: S Mids: A- Treble: A Dynamics: S- Soundstage: A- Details: A Imaging: A

Fatfreq Maestro Mini User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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FATfreq Scarlett Mini User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Fatfreq Maestro Mini Gaming Score

Gaming Score & Grade

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

Gaming Score

6

Gaming Grade

B

FATfreq Scarlett Mini Gaming Score

Gaming Score & Grade

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

Gaming Score

8

Gaming Grade

A+

Fatfreq Maestro Mini 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.
Bass A-
Strong, well-defined bass with good texture. Delivers satisfying punch and rumble without overwhelming other frequencies.
Mids B
Good midrange presence with solid clarity. Vocals are clear and instruments have reasonable texture and body.
Treble B
Good treble response - clear and detailed without fatigue. Well-extended with proper air and sparkle.
Dynamics B
Good dynamic expression with solid impact. Handles volume contrasts well while maintaining good transient snap.
Details C+
Decent detail retrieval. Handles most textures adequately though micro-details and ambient cues could be more pronounced.
Imaging B-
Decent positional accuracy. Good left/right placement with acceptable center image, though depth positioning is approximate.
Gaming B
Decent spatial awareness for fundamental positioning. Creates satisfying atmosphere in story-driven games while handling basic directional cues. Value-to-cost may not be optimal for gaming-focused users.

FATfreq Scarlett Mini 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
  • Good technical performance. Clear separation and decent detail retrieval across various tracks. Soundstage shows reasonable width and depth.
Bass S
World-class bass performance. Perfectly balanced between visceral impact, texture, and depth with zero bleed into mids.
Mids A-
Excellent midrange with natural timbre and great detail retrieval. Vocals are forward and emotive with lifelike instrument reproduction.
Treble A
Excellent treble: airy, extended and well-controlled. Great micro-detail retrieval without sibilance or harshness.
Dynamics S-
Superb dynamic range - powerful yet nuanced. Exceptional transient response with lifelike impact and subtle volume gradations.
Soundstage A-
Excellent spatial presentation - wide, deep and tall. Precise instrument placement with clear separation in all dimensions.
Details A
Excellent detail retrieval: highly resolving without being clinical. Effortlessly reveals micro-details and textural subtleties.
Imaging A
Excellent imaging: precise and stable placement. Instruments occupy specific points in space with tangible positions.
Gaming A+
Reliable positional tracking with good environmental awareness. Maintains clarity during busy scenes while conveying atmospheric depth. Premium pricing warrants consideration of gaming-first alternatives for lower cost

Fatfreq Maestro Mini User Reviews

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FATfreq Scarlett Mini User Reviews

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