Aful Explorer VS Kefine Quatio

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

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Aful Explorer and Kefine Quatio use 1DD+2BA and 2DD+2BA driver setups respectively. Aful Explorer costs $120 while Kefine Quatio costs $130. Kefine Quatio is $10 more expensive. Aful Explorer holds a slight 0.4-point edge in reviewer scores (7.1 vs 6.7). Kefine Quatio carries a user score of 8. Kefine Quatio has better bass with a 0.5-point edge and Aful Explorer has better treble with a 0.8-point edge.

Insights

Metric Aful Explorer Kefine Quatio
Bass 6.5 7
Mids 6.2 6
Treble 6.8 6
Details 6.5 6.7
Soundstage 7 7
Imaging 6.5 6.7
Dynamics 7 7
Tonality 7 6.8
Technicalities 6.6 6.5

Aful Explorer Aggregated Review Score

Average Reviewer Scores

Smirk Audio Gizaudio Axel Shuwa-T Jays Audio
Jaytiss Drew / Audionotions
Z-Reviews Super* Review

Average Reviewer Score:

7.1

Generally 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


Aful Explorer User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

No user reviews yet. Be the first one who writes a review!

Kefine Quatio User Review Score

Average User Scores

Average User Score:

Based on 1 user reviews

8

Very Positive

Aful Explorer Gaming Score

Gaming Score & Grade

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

Gaming Score

6.7

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+

Aful Explorer Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A-
  • 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 B+
Good bass foundation with decent impact. Maintains acceptable control while providing satisfying thump in most tracks.
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.
Details B+
Good resolution with clear articulation of nuances. Reveals recording nuances and maintains clarity in complex passages.
Imaging B+
Good imaging with precise instrument placement. Clear localization within the soundstage including front/back positioning.
Gaming B+
Respectable environmental presentation favors atmosphere over precision. Detects obvious directional cues while conveying game world ambiance.

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.

Aful Explorer Reviews

Z-Reviews 8.5 * score normalized
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Price: $119

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Super* Review 8* * score normalized
Relaxed upper mid-range. Vocals sound a little bit more forward than instruments. Smooth treble performance.

Super* Review original ranking

Super* Review Youtube Channel
- Super* Review
Jaytiss 7.6 Reviewer Score
B+ Tuning
A- Tech
The mids still upset me, but it sounds magical.

Jaytiss original ranking

Jaytiss Youtube Channel
- Jaytiss
Mids: C+ Treble: A- Dynamics: A- Soundstage: A
Drew / Audionotions 7 Reviewer Score
Relaxed and fun. Easy to listen to. A bit darker than my preferrd signature but I enjoyed this quite a bit. Loaner

Drew / Audionotions original ranking

Website (Audionotions)

- Drew / Audionotions
Smirk Audio 6.8 Reviewer Score
A- Tuning
B+ Tech
check links for more info:

Smirk Audio original ranking

Smirk Audio Head-Fi Profile

- Smirk Audio
Bass: A- Mids: A- Treble: A- Dynamics: A- Details: B+ Imaging: B+
Gizaudio Axel 6.5 Reviewer Score
A- Tuning
B+ Tech
Perfect for rock and metal. Smooth, relaxing tuning, great bass with good slam, rich mid-range, safe treble. Upper mids may be too relaxed for some, treble is a bit dark.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel
- Gizaudio Axel
Shuwa-T 6.4 Reviewer Score
B Tuning
B+ Tech
check links for more info:

Shuwa-T original ranking

Shuwa-T Website

- Shuwa-T
Bass: B Mids: B+ Treble: B+ Soundstage: B+ Details: B+ Imaging: B+
Jays Audio 6 Reviewer Score
A+ Tuning
B+ Tech
High volume set, very immersive, scales great with no sharpness, wide staging, enough detail/extension, good bass, just crank it up and enjoy the music.

Jays Audio original ranking

Jays Audio Youtube Channel
- Jays Audio
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Price: $107.99

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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.

Buy Kefine Quatio on HiFiGO (affiliate)

- IEMRanking AI
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Price: $129

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Aful Explorer 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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