EPZ 530 and Fiio FX15 use 5BA and 1DD+4BA+4EST driver setups respectively. EPZ 530 costs $700 while Fiio FX15 costs $750. Fiio FX15 is $50 more expensive. EPZ 530 holds a clear 0.9-point edge in reviewer scores (7.7 vs 6.8). EPZ 530 has significantly better mids with a 2-point edge, EPZ 530 has better treble with a 0.5-point edge, EPZ 530 has significantly better dynamics with a 2-point edge and EPZ 530 has better soundstage with a 0.5-point edge.
Insights
Metric | EPZ 530 | Fiio FX15 |
---|---|---|
Bass | 7.7 | 4 |
Mids | 6 | 4 |
Treble | 6 | 5.5 |
Details | 7.7 | 4 |
Soundstage | 7 | 6.5 |
Imaging | 7.7 | 5 |
Dynamics | 7 | 5 |
Tonality | 7.3 | 4.9 |
Technicalities | 7 | 5.7 |
EPZ 530 Aggregated Review Score
Average Reviewer Scores
Fiio FX15 Aggregated Review Score
Average Reviewer Scores
EPZ 530 Details
Driver Configuration: 5BA
Tuning Type: n/a
Price (Msrp): $700
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Fiio FX15 Details
Driver Configuration: 1DD+4BA+4EST
Tuning Type: V-shape
Brand: FiiO Top FiiO IEMs
Price (Msrp): $750
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EPZ 530 User Review Score
Average User Scores
Average User Score: n/a
Based on 0 user reviews
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Fiio FX15 User Review Score
Average User Scores
Average User Score: n/a
Based on 0 user reviews
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EPZ 530 Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.6Gaming Grade
B+Fiio FX15 Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
4.9Gaming Grade
CEPZ 530 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
A-- Competent technical presentation. Handles separation and detail well in most tracks, with modest soundstage and acceptable imaging capabilities.
Fiio FX15 Scorings
Average Technical & Tuning Grades
Average Tunign Grade
C- Significantly flawed tuning. Noticeable frequency imbalances and unnatural timbre distract from music. Lacks versatility across recordings.
Average Technical Grade
B-- Satisfactory technical performance. Handles basic detail retrieval adequately in most tracks. Maintains reasonable cohesion in simpler arrangements.
EPZ 530 Reviews
Reviewed by: Z-Reviews
Reviewed by: Jays Audio
Jays Audio Youtube Channel
Reviewed by: Jaytiss
Jaytiss Youtube Channel
Fiio FX15 Reviews
Reviewed by: Z-Reviews
Reviewed by: Super* Review
Reviewed by: Jaytiss
2025-08-09Jaytiss Youtube Channel
Reviewed by: Precogvision
Precogvision Youtube Channel
EPZ 530 User Reviews
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