Tanchjim 4U and Ikko Opal OH2 are 1DD in-ear monitors. Tanchjim 4U costs $79 while Ikko Opal OH2 costs $80. Ikko Opal OH2 is $1 more expensive. Tanchjim 4U holds a decisive 1.2-point edge in reviewer scores (6.4 vs 5.2).
Insights
Metric | Tanchjim 4U | Ikko Opal OH2 |
---|---|---|
Bass | 6.4 | 5 |
Mids | 6.4 | 5 |
Treble | 6.4 | 4 |
Details | 6.4 | 5 |
Imaging | 6.4 | 5 |
Dynamics | 6.4 | 4 |
Tonality | 7.3 | 4.7 |
Technicalities | 6 | 4.7 |
Tanchjim 4U Aggregated Review Score
Average Reviewer Scores
Ikko Opal OH2 Aggregated Review Score
Average Reviewer Scores
Tanchjim 4U Details
Driver Configuration: 1DD
Tuning Type: n/a
Brand: TANCHJIM Top TANCHJIM IEMs
Price (Msrp): $79
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Ikko Opal OH2 Details
Driver Configuration: 1DD
Tuning Type: Warm neutral
Brand: Ikko Top Ikko IEMs
Price (Msrp): $80
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Tanchjim 4U User Review Score
Average User Scores
Average User Score: n/a
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Ikko Opal OH2 User Review Score
Average User Scores
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Tanchjim 4U 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
BIkko Opal OH2 Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
4.7Gaming Grade
CTanchjim 4U 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
B- Satisfactory technical performance. Handles basic detail retrieval adequately in most tracks. Maintains reasonable cohesion in simpler arrangements.
Ikko Opal OH2 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
C- Limited resolution; finer nuances are masked. Soundstage feels narrow, and complex passages cause muddiness. Transitions lack finesse.
Tanchjim 4U Reviews
It is not super special, unless you are looking for standout stereo imaging.Super* Review original ranking
Super* Review Youtube Channel
Solid IEM. Warm to neutral depending on the switch. Overall pretty smooth with good tech. Jays Audio Youtube Channel
check links for more info:Gizaudio Axel original ranking
Gizaudio Axel Youtube Channel
Ikko Opal OH2 Reviews
A more balanced interpretation of Ikko's usual sound. Precogvision Youtube Channel
Tanchjim 4U User Reviews
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