Between the Andromeda MW10 and IER-Z1R, the Andromeda MW10 comes out ahead in impedance and sensitivity, while the IER-Z1R wins on several specs. Overall, the Andromeda MW10 scores 66.4 and the IER-Z1R scores 50.3 on our Mars Score.
Which should you buy?
The Andromeda MW10 is the clear pick on raw spec strength, leading by 16.1 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Andromeda MW10 if you care most about impedance and sensitivity. The biggest gaps in its favor are impedance, sensitivity, driver count.
The IER-Z1R similarly doesn't carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable detachable cable, so those specs don't separate the two — focus on the differences below.
Bottom line: the Andromeda MW10 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Campfire Audio - Andromeda MW10 wins
- ▲Impedance — 28.00 Ω less. 12 vs 40.
- ▲Sensitivity — 11.65% more. 115 dB vs 103 dB.
- ▲Driver count — 2.00 more. 5 vs 3.
Why Sony - IER-Z1R wins
- No decisive advantages.
Spec comparison
Drivers
| Spec | Campfire Audio - Andromeda MW10 | Sony - IER-Z1R |
|---|---|---|
| Driver count | 5lead | 3 |
| Driver types | 5 Balanced Armature | 2 Dynamic + 1 Balanced Armature |
| Impedanceⓘ | 12 Ωlead | 40 Ω |
| Sensitivityⓘ | 115 dBlead | 103 dB |
Build
| Spec | Campfire Audio - Andromeda MW10 | Sony - IER-Z1R |
|---|---|---|
| Detachable cable | true | true |
| Connector | MMCX | MMCX |
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.