CCA HYDRO VS Kiwi Ears Quartet
IEM Comparison: Expert & Community Scores Side-by-Side
CCA HYDRO and Kiwi Ears Quartet use 2DD+8BA and 2DD+2BA driver setups respectively. CCA HYDRO costs $120 while Kiwi Ears Quartet costs $110. CCA HYDRO is $10 more expensive. CCA HYDRO holds a decisive 2.1-point edge in reviewer scores (7.3 vs 5.2). CCA HYDRO has significantly better mids with a 1.5-point edge, CCA HYDRO has significantly better treble with a 2.3-point edge, CCA HYDRO has significantly better dynamics with a 3-point edge and CCA HYDRO has slightly better soundstage with a 0.3-point edge.
Insights
| Metric | CCA HYDRO | Kiwi Ears Quartet |
|---|---|---|
| Bass | 7.3 | 4.5 |
| Mids | 6 | 4.5 |
| Treble | 5 | 2.7 |
| Details | 7.3 | 4 |
| Soundstage | 6 | 5.8 |
| Imaging | 7.3 | 4.3 |
| Dynamics | 7 | 4 |
| Tonality | 6.8 | 4.8 |
| Technicalities | 6.3 | 3.8 |
CCA HYDRO Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
7.3Generally Favorable
Kiwi Ears Quartet Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
5.2Mixed to Negative
Reviews Comparison
CCA HYDRO reviewed by Jaytiss
7
Reviewer Score
Youtube Video Summary
Build & fit hit above the price: a sleek, glossy shell that’s a bit of a fingerprint magnet but sits securely with a small nozzle and generally comfy ergonomics; only the backside contour may trip up a few ears. The stock QDC-style cable feels plush and durable—decidedly “world-class” at this tier. No case in the box, but that’s a minor nit when the overall presentation feels A1.
On the rig, the Hydro shows tight channel matching and a versatile tuning via dip switches. The curve echoes heavy-hitters—think a tasteful 2.5–3 kHz rise, a dip after, and robust sub-bass with real treble extension. Comparisons point toward Monarch/Annihilator territory for tonality cues, while still keeping its own flavor: weighty bass and sparkling air without mid-bass bloat. The result is genre-agnostic confidence—female/male vocals, instrumentals, metal, R&B, gaming, even movies—all come through clean, lively, and engaging.
The “problem”? Not the sound—sonically it’s a standout—but the brand baggage some attach to KZ/CCA. Set that aside and Hydro reads like a reckless trend-setter: a double-DD + 8BA hybrid that punches way up, credibly sparring with sets in the $500–$600 bracket while costing far less. With its fit, tuning, and value—plus that excellent cable—this is an easy recommendation for anyone chasing a musical, detailed, and switchable all-rounder.
Jaytiss Youtube Channel
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Kiwi Ears Quartet reviewed by Jaytiss
4.3
Reviewer Score
Jaytiss Youtube Channel
CCA HYDRO reviewed by Jays Audio
6.5
Reviewer Score
Jays Audio Youtube Channel
Kiwi Ears Quartet reviewed by Jays Audio
5
Reviewer Score
CCA HYDRO reviewed by Head-Fi.org
8.5
* score rescaled + normalized
Kiwi Ears Quartet reviewed by Head-Fi.org
7.8
* score rescaled + normalized
Kiwi Ears Quartet (more reviews)
Kiwi Ears Quartet reviewed by Z-Reviews
7.2
* score rescaled + normalized
Kiwi Ears Quartet reviewed by
Fresh Reviews
5.5*
* The score of this reviewer influences only the Gaming
Score
Kiwi Ears Quartet reviewed by Shuwa-T
5.3
Reviewer Score
Kiwi Ears Quartet reviewed by Super* Review
4*
* score rescaled + normalized
Kiwi Ears Quartet reviewed by Nymz
3
Reviewer Score
CCA HYDRO Details
Driver Configuration: 2DD+8BA
Tuning Type: V-Shaped
Brand: CCA Top CCA IEMs
Price (Msrp): $120
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Kiwi Ears Quartet Details
Driver Configuration: 2DD+2BA
Tuning Type: V-Shaped, Basshead
Brand: Kiwi Ears Top Kiwi Ears IEMs
Price (Msrp): $110
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CCA HYDRO User Review Score
Average User Scores
Average User Score: n/a
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Kiwi Ears Quartet User Review Score
Average User Scores
Average User Score: n/a
Based on 0 user reviews
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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
BKiwi Ears Quartet Gaming Score
Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
4.1Gaming Grade
C-CCA HYDRO Scorings
Average Technical & Tuning Grades
Average Tunign Grade
B+- It sounds pleasant overall, with some uneven spots that hint at room for refinement. Vocals remain pleasant despite the imperfections.
Average Technical Grade
B- It offers a competent showing, maintaining cohesion on straightforward arrangements. Complex passages start to challenge it, but never derail the show.
Kiwi Ears Quartet Scorings
Average Technical & Tuning Grades
Average Tunign Grade
C- Tonality remains inconsistent, with uneven peaks and dips that disrupt musical flow. You'll constantly notice peaks or dips pulling focus.
Average Technical Grade
D+- Even moderate complexity exposes the limited resolution and narrow sense of space. Technical fans will find it lacking.
CCA HYDRO User Reviews
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