Craft Ears Aurum and 64 Audio U4s use 1DD+4BA+2EST and 1DD+3BA driver setups respectively. Craft Ears Aurum costs $1,400 while 64 Audio U4s costs $1,100. Craft Ears Aurum is $300 more expensive. 64 Audio U4s holds a decisive 2.4-point edge in reviewer scores (5.8 vs 8.2). 64 Audio U4s has significantly better bass with a 2-point edge, 64 Audio U4s has better mids with a 0.8-point edge, 64 Audio U4s has better treble with a 0.8-point edge, 64 Audio U4s has significantly better dynamics with a 1.7-point edge, 64 Audio U4s has significantly better details with a 1.3-point edge and 64 Audio U4s has significantly better imaging with a 1.5-point edge.
Insights
Metric | Craft Ears Aurum | 64 Audio U4s |
---|---|---|
Bass | 6 | 8 |
Mids | 7 | 7.8 |
Treble | 6 | 6.8 |
Details | 6 | 7.3 |
Soundstage | 5.8 | 6 |
Imaging | 6 | 7.5 |
Dynamics | 6 | 7.7 |
Tonality | 6.4 | 7.4 |
Technicalities | 5.8 | 7 |
Craft Ears Aurum Aggregated Review Score
Average Reviewer Scores
64 Audio U4s Aggregated Review Score
Average Reviewer Scores
Craft Ears Aurum Details
Driver Configuration: 1DD+4BA+2EST
Tuning Type: Neutral with bass boost
Brand: Craft Ears Top Craft Ears IEMs
Price (Msrp): $1,400
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64 Audio U4s Details
Driver Configuration: 1DD+3BA
Tuning Type: neutral, bass-boosted neutral
Brand: 64 Audio Top 64 Audio IEMs
Price (Msrp): $1,100
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Craft Ears Aurum User Review Score
Average User Scores
Average User Score: n/a
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64 Audio U4s User Review Score
Average User Scores
Average User Score: n/a
Based on 0 user reviews
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Craft Ears Aurum 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
C64 Audio U4s Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.1Gaming Grade
BCraft Ears Aurum 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.
64 Audio U4s 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.
Craft Ears Aurum Reviews
Reviewed by: Precogvision
Precogvision Youtube Channel
Reviewed by: Crin
64 Audio U4s Reviews
Reviewed by: Super* Review
Reviewed by: Audionotions
Reviewed by: Smirk Audio
Reviewed by: Jaytiss
Jaytiss Youtube Channel
Reviewed by: Precogvision
Precogvision Youtube Channel
Craft Ears Aurum User Reviews
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