CCA HYDRO and KZ AST use 2DD+8BA and 12BA driver setups respectively. CCA HYDRO costs $120 while KZ AST costs $130. KZ AST is $10 more expensive. CCA HYDRO holds a decisive 4.3-point edge in reviewer scores (7.3 vs 3.1). CCA HYDRO has significantly better mids with a 4-point edge, CCA HYDRO has significantly better treble with a 3-point edge and CCA HYDRO has significantly better dynamics with a 5-point edge.
Insights
| Metric | CCA HYDRO | KZ AST |
|---|---|---|
| Bass | 7.3 | 3 |
| Mids | 6 | 2 |
| Treble | 5 | 2 |
| Details | 7.3 | 2 |
| Soundstage | 6 | 3.1 |
| Imaging | 7.3 | 2 |
| Dynamics | 7 | 2 |
| Tonality | 6.8 | 2.3 |
| Technicalities | 6.3 | 2 |
CCA HYDRO Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
7.3Generally Favorable
KZ AST Aggregated Review Score
Average Reviewer Scores
Average Reviewer Score:
3.1Very Poor
Reviews Comparison
CCA HYDRO (more reviews)
CCA HYDRO reviewed by Jaytiss
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
Buy CCA HYDRO on Linsoul
Ad
Price: $124.99
Buy CCA HYDRO on Linsoul
CCA HYDRO reviewed by Jays Audio
Jays Audio Youtube Channel
CCA HYDRO reviewed by Head-Fi.org
KZ AST (more reviews)
KZ AST reviewed by Super* Review
KZ AST reviewed by Precogvision
Precogvision Youtube Channel
CCA HYDRO Details
Driver Configuration: 2DD+8BA
Tuning Type: V-Shaped
Brand: CCA Top CCA IEMs
Price (Msrp): $120
Support our free service! Buying through our affiliate links costs you nothing extra:
KZ AST Details
Driver Configuration: 12BA
Tuning Type: V-Shaped, Basshead
Brand: KZ Top KZ IEMs
Price (Msrp): $130
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
No user reviews yet. Be the first one who writes a review!
KZ AST 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!
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
BKZ AST Gaming Score
Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
2.1Gaming Grade
E+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.
KZ AST Scorings
Average Technical & Tuning Grades
Average Tunign Grade
E+- Balance is severely off, producing a harsh, unpleasant listen regardless of genre. Long sessions quickly become exhausting.
Average Technical Grade
E+- Hopelessly smeared and congested, it struggles with basic instrument separation and loses detail even in simple tracks. Even casual listening quickly becomes tiring.
CCA HYDRO User Reviews
"This is an example review"
Pros
- Example pro 1
- Example pro 2
Cons
- Example con 1
- Example con 2
Share your experience and build your personal ranking list.
You need to be signed in to write your own reviewKZ AST User Reviews
"This is an example review"
Pros
- Example pro 1
- Example pro 2
Cons
- Example con 1
- Example con 2
Share your experience and build your personal ranking list.
You need to be signed in to write your own reviewFind your next IEM:
IEM Finder Quiz
newIEM Comparison Tool
newVS
