
Fatfreq Maestro Mini VS FATfreq Scarlett Mini
IEM Comparison: Expert & Community Scores Side-by-Side
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
Average Reviewer Score:
6.2Mixed to Positive
FATfreq Scarlett Mini Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
7.9Strongly Favorable
Reviews Comparison
Fatfreq Maestro Mini reviewed by Z-Reviews
FATfreq Scarlett Mini reviewed by Z-Reviews
2025-09-26Scarlett 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 Youtube Channel
Fatfreq Maestro Mini (more reviews)
Fatfreq Maestro Mini reviewed by Crin
Fatfreq Maestro Mini reviewed by Precogvision
Precogvision Youtube Channel
Fatfreq Maestro Mini reviewed by Jays Audio
Jays Audio Youtube Channel
Fatfreq Maestro Mini reviewed by Tim Tuned
Tim Tuned Youtube Channel
Fatfreq Maestro Mini reviewed by Nymz
FATfreq Scarlett Mini (more reviews)
FATfreq Scarlett Mini reviewed by IEMRanking AI
2025-09-26
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 .
Fatfreq Maestro Mini Details
Driver Configuration: 1DD+2BA
Tuning Type: Neutral with bass boost
Price (Msrp): $450
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FATfreq Scarlett Mini Details
Driver Configuration: 1DD+2BA
Tuning Type: U-Shaped (sub-bass emphasis)
Price (Msrp): $799
Support our free service! Buying through our affiliate links costs you nothing extra:
Fatfreq Maestro Mini User Review Score
Average User Scores
Average User Score: n/a
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FATfreq Scarlett Mini User Review Score
Average User Scores
Average User Score: n/a
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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
6Gaming Grade
BFATfreq 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
8Gaming 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.
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.
Fatfreq Maestro Mini User Reviews
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