Kiwi Ears Airoso VS Kefine Quatio

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

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Kiwi Ears Airoso and Kefine Quatio use 1DD+4BA and 2DD+2BA driver setups respectively. Kiwi Ears Airoso costs $130 while Kefine Quatio costs $130. Kiwi Ears Airoso holds a slight 0.2-point edge in reviewer scores (6.9 vs 6.7). Kefine Quatio carries a user score of 8. Kefine Quatio has significantly better treble with a 1-point edge and Kefine Quatio has significantly better soundstage with a 1-point edge.

Insights

Metric Kiwi Ears Airoso Kefine Quatio
Bass 6.9 7
Mids 6 6
Treble 5 6
Soundstage 6 7
Dynamics 7 7
Tonality 7 6.8
Technicalities 6.2 6.5

Kiwi Ears Airoso Aggregated Review Score

Average Reviewer Scores

Z-Reviews
Jays Audio Jaytiss IEMRanking AI

Average Reviewer Score:

6.9

Cautiously Favorable


Kefine Quatio Aggregated Review Score

Average Reviewer Scores

Tim Tuned
Gizaudio Axel
Jaytiss Jays Audio
IEMRanking AI

Average Reviewer Score:

6.7

Cautiously Favorable


Kiwi Ears Airoso User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Kefine Quatio User Review Score

Average User Scores

Average User Score:

Based on 1 user reviews

8

Very Positive

Kiwi Ears Airoso Gaming Score

Gaming Score & Grade

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

Gaming Score

6.4

Gaming Grade

B

Kefine Quatio Gaming Score

Gaming Score & Grade

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

Gaming Score

6.6

Gaming Grade

B+

Kiwi Ears Airoso Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A-
  • Pleasing tonal balance with good technical control. Minor quirks present but not distracting. Demonstrates decent genre versatility.

Average Technical Grade

B
  • Satisfactory technical performance. Handles basic detail retrieval adequately in most tracks. Maintains reasonable cohesion in simpler arrangements.
Mids B
Good midrange presence with solid clarity. Vocals are clear and instruments have reasonable texture and body.
Treble C+
Decent treble with acceptable extension and detail. Can sound slightly unrefined but avoids being harsh or sibilant.
Dynamics A-
Excellent dynamics with great contrast and speed. Transients are crisp and micro-details are clearly articulated.
Soundstage B
Good soundstage with proper width and depth. Instruments have clear positioning with reasonable front/back placement.
Gaming B
Decent spatial awareness for fundamental positioning. Creates satisfying atmosphere in story-driven games while handling basic directional cues.

Kefine Quatio 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 A-
Excellent dynamics with great contrast and speed. Transients are crisp and micro-details are clearly articulated.
Soundstage A-
Excellent spatial presentation - wide, deep and tall. Precise instrument placement with clear separation in all dimensions.
Gaming B+
Respectable environmental presentation favors atmosphere over precision. Detects obvious directional cues while conveying game world ambiance.

Kiwi Ears Airoso Reviews

Jays Audio 7 Reviewer Score
A Tuning
A- Tech
A sightly more airy/detailed EW300 with better timbre. Warm leaning all rounder with good dynamic contrast.

Jays Audio original ranking

Jays Audio Youtube Channel
- Jays Audio
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Price: $129

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Jaytiss 7 Reviewer Score
B Tuning
C+ Tech
Rich thick, enjoyable. Benchmark for me. Just epic.

Jaytiss original ranking

Jaytiss Youtube Channel
- Jaytiss
Mids: B Treble: C+ Dynamics: A- Soundstage: B
Z-Reviews 6.5 * score normalized
IEMRanking AI 7 Reviewer Score
A Tuning
B+ Tech

The Kiwi Ears Airoso offers a warm, smooth sound signature characterized by a full-bodied bass with satisfying sub-bass rumble and quick decay, though mid-bass impact remains reserved. Its midrange shines with a natural and organic presentation, particularly excelling with female vocals, though some male vocals lack weight. Treble is relaxed and non-fatiguing, providing decent air but lacking sparkle and ultimate detail retrieval.

Comfort is a mixed bag; the lightweight resin shells with CNC aluminum/titanium faceplates are praised by some, but others report significant fit challenges due to the shell shape and nozzle design, requiring tip rolling beyond the included selection. The stock cable is widely criticized as basic and low-quality for the price point, though the detachable 2-pin design allows for upgrades. Soundstage is reasonably spacious but not particularly expansive, with imaging being competent rather than exceptional.

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Price: $129

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Kefine Quatio Reviews

Jaytiss 7 Reviewer Score
B Tuning
C+ Tech
Mids are slightly cooked, but it's nice overall.

Jaytiss original ranking

Jaytiss Youtube Channel
- Jaytiss
Mids: C+ Treble: C+ Dynamics: A- Soundstage: A-
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Price: $129

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Jays Audio 7 Reviewer Score
A Tuning
A- Tech
A bassy all-rounder, and cleaner Doscinco for $100 less. Very versatile with the different nozzles - goes from bassy to clean all-rounder. Solid packaging and accesories. Competitive tech, but not as value like Supermix4/EM6L/EA500LM.

Jays Audio original ranking

Jays Audio Youtube Channel
- Jays Audio

Gizaudio Axel

2025-07-31
Gizaudio Axel 6.5 Reviewer Score
A- Tuning
B+ Tech
An engaging sound signature with good bass and natural mids. Deep bass with strong impact, natural mids with good timbre, and smooth treble with great detail. Lower treble can get a bit energetic, and upper treble lacks some air.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel
- Gizaudio Axel

Tim Tuned

2025-08-09
Tim Tuned 5 Reviewer Score
C+ Tuning
B Tech
Mostly inoffensive bassy V-shape tuning Lacking details

Tim Tuned original ranking

Tim Tuned Youtube Channel
- Tim Tuned
Bass: A- Mids: A- Treble: A-
IEMRanking AI 8 Reviewer Score
S- Tuning
A+ Tech

The KEFINE Quatio impresses with its premium build quality and versatile tuning options. Its lightweight aluminum alloy shells offer both durability and comfort, while the included modular cable with 3.5mm/4.4mm terminations provides flexibility for various sources . The standout feature is the three interchangeable nozzles: gold for a bright, detailed signature, silver for balanced neutrality, and black for a warm, smooth presentation - allowing users to tailor the sound to their preferences .

Sonically, the hybrid 2DD+2BA configuration delivers punchy bass and textured mids across all tunings, with the gold nozzles particularly enhancing vocal clarity and treble energy . While bass enthusiasts might desire more impact, the overall coherence and natural timbre are exceptional for the price point. The technical performance shines through articulate imaging and a spacious soundstage, though some critical listeners may note slight treble roll-off on the black/silver nozzles .

At $129, the Quatio offers remarkable value with its triple-tuning system and comprehensive accessory package including multiple ear tips and a premium case . It stands as a compelling choice for those seeking adaptable sound signatures without compromising on build or technical prowess.

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Price: $129

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Kiwi Ears Airoso User Reviews

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Kefine Quatio User Reviews

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Vairen
8

Outstanding value hybrid IEM offering refined musicality and premium feel at $129, competing above its price tier.

Tuning: S- Tech: A+ Bass: S- Mids: A+ Treble: A Dynamics: S- Soundstage: A+ Details: A+ Imaging: A+
Pros
Premium CNC aluminum build, versatile tuning nozzles, and exceptional accessories including modular cable. Warm, lush sound with punchy bass and natural mids ideal for vocals.
Cons
Treble lacks air/sparkle for some, mid-bass warmth occasionally blurs definition. Soundstage width is average despite good depth.
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Price: $129

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