Sony IER Z1R and Tansio Mirai Spark use 2DD+1BA and 7BA+4EST driver setups respectively. Sony IER Z1R costs $1,700 while Tansio Mirai Spark costs $1,500. Sony IER Z1R is $200 more expensive. Sony IER Z1R holds a decisive 3.6-point edge in reviewer scores (8.2 vs 4.6). Sony IER Z1R has significantly better bass with a 4.5-point edge, Sony IER Z1R has significantly better mids with a 1.8-point edge, Sony IER Z1R has significantly better treble with a 3.8-point edge, Sony IER Z1R has significantly better dynamics with a 1.3-point edge, Sony IER Z1R has significantly better details with a 1.4-point edge and Sony IER Z1R has significantly better imaging with a 2.6-point edge.
Insights
Metric | Sony IER Z1R | Tansio Mirai Spark |
---|---|---|
Bass | 9.5 | 5 |
Mids | 6.8 | 5 |
Treble | 7.8 | 4 |
Details | 7.4 | 6 |
Soundstage | 8 | 4.6 |
Imaging | 8.6 | 6 |
Dynamics | 7.3 | 6 |
Tonality | 8.1 | 4.7 |
Technicalities | 8.2 | 6 |
Sony IER Z1R Aggregated Review Score
Average Reviewer Scores
Tansio Mirai Spark Aggregated Review Score
Average Reviewer Scores
Sony IER Z1R Details
Driver Configuration: 2DD+1BA
Tuning Type: V-Shaped
Brand: Sony Top Sony IEMs
Price (Msrp): $1,700
Support our free service! Buying through our affiliate links costs you nothing extra:
Tansio Mirai Spark Details
Driver Configuration: 7BA+4EST
Tuning Type: Bright V
Price (Msrp): $1,500
Support our free service! Buying through our affiliate links costs you nothing extra:
Sony IER Z1R 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!
Tansio Mirai Spark 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!
Sony IER Z1R 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+Tansio Mirai Spark Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
4.6Gaming Grade
CSony IER Z1R Scorings
Average Technical & Tuning Grades
Average Tunign Grade
A+- Refined execution with coherent frequency integration. Natural timbre reproduction and engaging presentation. Strong versatility.
Average Technical Grade
A+- Very competent with articulate presentation. Well-defined layers and precise imaging. Soundstage is immersive and handles dynamics well.
Tansio Mirai Spark 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.
Sony IER Z1R Reviews
Reviewed by: Super* Review
Reviewed by: Jays Audio
Jays Audio Youtube Channel
Reviewed by: Crin
Crin Youtube Channel
Reviewed by: Nymz
Reviewed by: Smirk Audio
Reviewed by: Precogvision
Precogvision Youtube Channel
Reviewed by: Shuwa-T
Reviewed by: Tim Tuned
Tim Tuned Youtube Channel
Tansio Mirai Spark Reviews
Reviewed by: Precogvision
Precogvision Youtube Channel
Reviewed by: Super* Review
Sony IER Z1R 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 reviewTansio Mirai Spark 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 review