FiR Audio Radon 6 VS Lime Ears Maris

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

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FiR Audio Radon 6 and Lime Ears Maris use 1DD+4BA+1EST and 6BA,+2BC+2DD,+2EST, driver setups respectively. FiR Audio Radon 6 costs $3,300 while Lime Ears Maris costs $2,700. FiR Audio Radon 6 is $600 more expensive. FiR Audio Radon 6 holds a slight 0.1-point edge in reviewer scores (8.4 vs 8.4). Lime Ears Maris has better treble with a 0.5-point edge, FiR Audio Radon 6 has significantly better dynamics with a 2.3-point edge and Lime Ears Maris has significantly better soundstage with a 3-point edge.

Insights

Metric FiR Audio Radon 6 Lime Ears Maris
Bass 8.5 8.4
Mids 7 7
Treble 7.5 8
Details 8.5 8.4
Soundstage 6 9
Imaging 8 8.4
Dynamics 8.3 6
Tonality 7.5 8.3
Technicalities 7.7 9
Take these comparisons with a grain of salt—we don't have enough FiR Audio Radon 6 and Lime Ears Maris reviews saved yet to provide an unbiased result.

FiR Audio Radon 6 Aggregated Review Score

Average Reviewer Scores

Jaytiss
Smirk Audio
Head-Fi.org

Average Reviewer Score:

8.4

Very Positive


Lime Ears Maris Aggregated Review Score

Average Reviewer Scores

Jaytiss Kois Archive

Average Reviewer Score:

8.4

Very Positive


Reviews Comparison

FiR Audio Radon 6 reviewed by Jaytiss

Jaytiss 7.8 Reviewer Score
B+ Tuning
A- Tech
Solid set, enjoyable, fun.

Jaytiss original ranking

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

Lime Ears Maris reviewed by Jaytiss

Jaytiss 8.5 Reviewer Score
A Tuning
A+ Tech
Great all arounder, fantastic drivers and inoffensive.
Youtube Video Summary

Lime Ears Maris is a flagship 12-driver quad-brid with branded components, combining multiple BAs for lows/mids, dual Sonion ESTs for air, and a dual Sonion bone conductor for full-range weight. At $2,700 (“Ensemble”), it brings a thin-walled but comfortably large shell, flat 2-pin sockets, and an excellent leather puck case; build and fit feel deliberately premium, with only a minor faceplate edge that can snag. Overall presentation and ergonomics signal a top-tier, tour-worthy piece.

Sonically it’s a fun, impactful tuning: bass hits hard with tactile BC rumble, treble/air are pristine, and resolution is high with an open, spacious stage. The upper-mids are slightly restrained (a touch of ~4 kHz dip) which softens attack—less “incisive” than the graph might suggest—but the set remains clean, coherent, and easy to listen to for treble-sensitive listeners. Think “inoffensive but exceptional”: refined energy up top, big physical slam down low, and clarity that holds together complex mixes.

Context against peers: Terra is exciting but the 5–6 kHz energy can fatigue; Incognita tracks a preferred curve better as a one-and-done at a lower price. Annihilator offers more bite in upper-mids/treble, yet Maris will suit those sensitive to that region; versus Grand Maestro, Maris wins on comfort and bass quality. Compared with Europa, Cadenza 12, Omnium, and Visioner’s 10, trade-offs shift—some deliver sharper treble “spark” or smaller shells—but the Maris’s bone-conducted bass, comfort, and safe-refined balance make it a strong recommend to demo at a show before choosing.

Mids: A- Treble: A+ Dynamics: B Soundstage: S

Jaytiss original ranking

Jaytiss Youtube Channel

FiR Audio Radon 6 (more reviews)

FiR Audio Radon 6 reviewed by Smirk Audio

Smirk Audio 8.3 Reviewer Score
A+ Tuning
A+ Tech
Engaging bass, decent mids, and vibrant highs. Suffers from coherency issues. Mids are a touch veiled. Decent staging except for depth.

Smirk Audio original ranking

Smirk Audio Head-Fi Profile

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

FiR Audio Radon 6 reviewed by Head-Fi.org

Head-Fi.org 9.2 * score rescaled + normalized
6 community members have rated the FiR Audio Radon 6 at an average of 4.9/5 on Head-Fi. Overall sentiment: Masterpiece.

URL to full Review

Head-Fi.org original ranking

Lime Ears Maris (more reviews)

Lime Ears Maris reviewed by Kois Archive

Kois Archive 8.2 Reviewer Score
S Tuning
S+ Tech
Rating: S- | Value: ⭐ | Gaming: 🎮🎮🎮 | Comfort: 8 fun. detailed. wide. inoffensive. the price

Kois Archive original ranking

Kois Archive Youtube Channel

FiR Audio Radon 6 User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Lime Ears Maris User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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FiR Audio Radon 6 Gaming Score

Gaming Score & Grade

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

Gaming Score

6.1

Gaming Grade

B

Lime Ears Maris Gaming Score

Gaming Score & Grade

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

Gaming Score

7.3

Gaming Grade

A-

FiR Audio Radon 6 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A
  • The response is even and composed, lending itself to effortless genre hopping. Voices sit comfortably in the mix.

Average Technical Grade

A
  • You get a well-rounded technical package that keeps separation, detail, and staging in harmony. It's a solid middle ground between fun and fidelity.
Bass S-
The bass digs deep with authority while staying impeccably textured. No sense of bloom muddies the mids.
Mids A-
Midrange performance is excellent, with natural timbre and great detail. Vocals feel lifelike and full-bodied.
Treble A
Highs feel superbly executed, revealing micro-detail without hint of sibilance. Highs stay smooth even at volume.
Dynamics A+
Expect thrilling dynamics that move effortlessly from whispers to roars. Explosive moments sound thrilling.
Soundstage B
The presentation supplies a believable venue outline where each instrument owns its pocket of space. The stage opens up nicely for live cuts.
Details S-
No subtlety is too small; the presentation exposes it all with composure. Complex tracks remain crystal clear.
Imaging A+
Exceptional imaging with holographic precision that creates a palpable sense of placement. It creates a near-holographic placement.
Gaming B
Decent spatial awareness for fundamental positioning. Creates satisfying atmosphere in story-driven games while handling basic directional cues. Bad value-to-cost for gaming purpose - not recommended

Lime Ears Maris Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A+
  • It delivers a coherent, natural timbre that remains captivating across genres. Acoustic instruments sound lifelike and textured.

Average Technical Grade

S
  • Expect an effortlessly clean presentation that keeps complex mixes perfectly organized. There is zero sense of congestion even at high volume.
Mids A-
Expect lifelike vocals and instruments with impressive nuance and realism. You can easily follow harmonies and backups.
Treble A+
Expect a radiant top end that paints every sparkle with precision. Harmonics soar without turning edgy.
Dynamics B
Expect energetic dynamics that bring music to life without harshness. It injects enthusiasm into fast music.
Soundstage S
Reference-class soundstage delivering a perfectly spherical presentation with seemingly infinite space. Spatial cues extend seemingly without limit.
Gaming A-
Good fundamental spatial awareness for most gaming scenarios. Handles basic positioning well but may lack nuance in complex situations. Bad value-to-cost for gaming purpose - not recommended

FiR Audio Radon 6 User Reviews

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Lime Ears Maris User Reviews

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