Moondrop S8 and Fiio FX15 use 8BA and 1DD+4BA+4EST driver setups respectively. Moondrop S8 costs $700 while Fiio FX15 costs $750. Fiio FX15 is $50 more expensive. Moondrop S8 holds a clear 0.8-point edge in reviewer scores (7.6 vs 6.8). Moondrop S8 has significantly better bass with a 2.6-point edge, Moondrop S8 has significantly better mids with a 3.5-point edge, Moondrop S8 has significantly better treble with a 2.3-point edge, Moondrop S8 has better dynamics with a 0.7-point edge, Moondrop S8 has significantly better soundstage with a 1-point edge, Moondrop S8 has significantly better details with a 4-point edge and Moondrop S8 has significantly better imaging with a 2.7-point edge.
Insights
Metric | Moondrop S8 | Fiio FX15 |
---|---|---|
Bass | 6.6 | 4 |
Mids | 7.5 | 4 |
Treble | 7.8 | 5.5 |
Details | 8 | 4 |
Soundstage | 7.5 | 6.5 |
Imaging | 7.7 | 5 |
Dynamics | 5.7 | 5 |
Tonality | 7.3 | 4.9 |
Technicalities | 7.5 | 5.7 |
Moondrop S8 Aggregated Review Score
Average Reviewer Scores
Fiio FX15 Aggregated Review Score
Average Reviewer Scores
Moondrop S8 Details
Driver Configuration: 8BA
Tuning Type: harman
Brand: Moondrop Top Moondrop IEMs
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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Moondrop S8 User Review Score
Average User Scores
Average User Score: n/a
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Fiio FX15 User Review Score
Average User Scores
Average User Score: n/a
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Moondrop S8 Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.9Gaming 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
CMoondrop S8 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.
Moondrop S8 Reviews
Reviewed by: Super* Review
Reviewed by: Bad Guy Good Audio
Bad Guy Good Audio original ranking
Bad Guy Good Audio Youtube ChannelReviewed by: Shuwa-T
Reviewed by: Audionotions
Reviewed by: Gizaudio Axel
Gizaudio Axel original ranking
Gizaudio Axel Youtube ChannelReviewed by: Crin
Crin Youtube Channel
Reviewed by: Jaytiss
Reviewed by: Smirk Audio
Reviewed by: Precogvision
Precogvision Youtube Channel
Reviewed by: Tim Tuned
Tim Tuned 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
Moondrop S8 User Reviews
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