Lime Ears Incognita and Fir Audio M4 use 5DD BA and 1DD+3BA driver setups respectively. Lime Ears Incognita costs $1,700 while Fir Audio M4 costs $1,900. Fir Audio M4 is $200 more expensive. Lime Ears Incognita holds a decisive 2.6-point edge in reviewer scores (8.5 vs 6). Lime Ears Incognita has significantly better mids with a 1.5-point edge, Lime Ears Incognita has significantly better treble with a 2.5-point edge and Lime Ears Incognita has significantly better soundstage with a 1-point edge.
Insights
Metric | Lime Ears Incognita | Fir Audio M4 |
---|---|---|
Bass | 8.5 | 4 |
Mids | 7 | 5.5 |
Treble | 7 | 4.5 |
Details | 8.5 | 5 |
Soundstage | 8 | 7 |
Imaging | 8.5 | 6.5 |
Dynamics | 8 | 6 |
Tonality | 8.3 | 5.6 |
Technicalities | 8 | 6.4 |
Lime Ears Incognita Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
8.5Excellent
Fir Audio M4 Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
6Mixed
Reviews Comparison
Lime Ears Incognita (more reviews)
Lime Ears Incognita reviewed by Jaytiss
Jaytiss Youtube Channel
Lime Ears Incognita reviewed by Kois Archive
Kois Archive Youtube Channel
Lime Ears Incognita reviewed by Head-Fi.org
Fir Audio M4 (more reviews)
Fir Audio M4 reviewed by Crin
Fir Audio M4 reviewed by Shuwa-T
Lime Ears Incognita Details
Driver Configuration: 5DD BA
Tuning Type: n/a
Brand: Lime Ears Top Lime Ears IEMs
Price (Msrp): $1,700
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Fir Audio M4 Details
Driver Configuration: 1DD+3BA
Tuning Type: Neutral, Warm
Price (Msrp): $1,900
Support our free service! Buying through our affiliate links costs you nothing extra:
Lime Ears Incognita User Review Score
Average User Scores
Average User Score: n/a
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Fir Audio M4 User Review Score
Average User Scores
Average User Score: n/a
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Lime Ears Incognita Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.6Gaming Grade
B+Fir Audio M4 Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
4.6Gaming Grade
CLime Ears Incognita Scorings
Average Technical & Tuning Grades
Average Tunign Grade
A+- Tuning feels refined, blending frequencies with convincing realism and engagement. Transitions between registers feel effortless.
Average Technical Grade
A+- A very capable technical display delivers articulate layers and poised imaging. It portrays reverbs and echoes with confidence.
Fir Audio M4 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.
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