FiR Audio Radon 6 VS Rhapsodio Tranquil

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

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FiR Audio Radon 6 and Rhapsodio Tranquil use 1DD+4BA+1EST and 1DD+4BA+4EST driver setups respectively. FiR Audio Radon 6 costs $3,300 while Rhapsodio Tranquil costs $3,000. FiR Audio Radon 6 is $300 more expensive. Rhapsodio Tranquil holds a slight 0.1-point edge in reviewer scores (8.4 vs 8.5). Rhapsodio Tranquil has significantly better treble with a 1.5-point edge, FiR Audio Radon 6 has significantly better dynamics with a 3.3-point edge and Rhapsodio Tranquil has significantly better soundstage with a 3-point edge.

Insights

Metric FiR Audio Radon 6 Rhapsodio Tranquil
Bass 8.5 8.5
Mids 7 7
Treble 7.5 9
Details 8.5 8.5
Soundstage 6 9
Imaging 8 8.5
Dynamics 8.3 5
Tonality 7.5 7.5
Technicalities 7.7 9
Take these comparisons with a grain of salt—we don't have enough FiR Audio Radon 6 and Rhapsodio Tranquil 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

Rhapsodio Tranquil Aggregated Review Score

Average Reviewer Scores

Jaytiss

Average Reviewer Score:

8.5

Excellent

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

Rhapsodio Tranquil reviewed by Jaytiss

2025-07-31
Jaytiss 8.5 Reviewer Score
A Tuning
S Tech
This is like the only one in the world.

Jaytiss original ranking

Jaytiss Youtube Channel
Mids: A- Treble: S Dynamics: C+ Soundstage: S
YouTube video thumbnail

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

FiR Audio Radon 6 User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Rhapsodio Tranquil 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

Rhapsodio Tranquil 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-

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

Rhapsodio Tranquil Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A
  • It presents a smooth, well-integrated tonal balance that plays nicely with many styles. It maintains natural timbre across the range.

Average Technical Grade

S
  • Resolution and control feel outstanding, surfacing micro-details with ease. You'll catch studio quirks you may have missed before.
Mids A-
Expect lifelike vocals and instruments with impressive nuance and realism. You can easily follow harmonies and backups.
Treble S
Treble reaches reference-class perfection with limitless extension and ease. There's limitless extension and clarity.
Dynamics C+
You get reliable macrodynamics, with micro shifts that remain only adequate. A reliable performer for most tracks.
Soundstage S
It summons a grand acoustic sphere where distance, height, and width feel unrestricted. You perceive true venue size effortlessly.
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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Rhapsodio Tranquil User Reviews

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