CCA HYDRO and Kefine Quatio use 2DD+8BA and 2DD+2BA driver setups respectively. CCA HYDRO costs $120 while Kefine Quatio costs $130. Kefine Quatio is $10 more expensive. CCA HYDRO holds a slight 0.2-point edge in reviewer scores (6.8 vs 6.6). 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 | CCA HYDRO | Kefine Quatio |
---|---|---|
Bass | 6.8 | 7 |
Mids | 6 | 6 |
Treble | 5 | 6 |
Soundstage | 6 | 7 |
Dynamics | 7 | 7 |
Tonality | 6.8 | 6.8 |
Technicalities | 6.3 | 6.5 |
CCA HYDRO Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
6.8Cautiously Favorable
Kefine Quatio Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
6.6Cautiously Favorable
Reviews Comparison
CCA HYDRO reviewed by Jaytiss
Jaytiss Youtube Channel
Kefine Quatio reviewed by Jaytiss
Jaytiss Youtube Channel
CCA HYDRO reviewed by Jays Audio
Jays Audio Youtube Channel
Kefine Quatio reviewed by Jays Audio
Jays Audio Youtube Channel
Kefine Quatio (more reviews)
Kefine Quatio reviewed by Gizaudio Axel
2025-07-31Gizaudio Axel original ranking
Gizaudio Axel Youtube Channel
Kefine Quatio reviewed by
Fresh Reviews
2025-09-30
Kefine Quatio reviewed by Tim Tuned
2025-08-09Tim Tuned Youtube Channel
Kefine Quatio reviewed by IEMRanking AI

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.
CCA HYDRO Details
Driver Configuration: 2DD+8BA
Tuning Type: V-Shaped
Brand: CCA Top CCA IEMs
Price (Msrp): $120
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Kefine Quatio Details
Driver Configuration: 2DD+2BA
Tuning Type: Neutral, Neutral with Bass Boost
Price (Msrp): $129.99
Support our free service! Buying through our affiliate links costs you nothing extra:
CCA HYDRO 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
8Very Positive
CCA HYDRO Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.4Gaming Grade
BKefine Quatio Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.8Gaming Grade
B+CCA HYDRO 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.
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.
CCA HYDRO User Reviews
"This is an example review"
Pros
- Example pro 1
- Example pro 2
Cons
- Example con 1
- Example con 2
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You need to be signed in to write your own reviewKefine Quatio User Reviews
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You need to be signed in to write your own reviewOutstanding value hybrid IEM offering refined musicality and premium feel at $129, competing above its price tier.
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.Buy Kefine Quatio on Aliexpress
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