Between the Cadenza 12 and IE 600, the Cadenza 12 comes out ahead in driver count and impedance, while the IE 600 wins on sensitivity. Overall, the Cadenza 12 scores 70.1 and the IE 600 scores 61.5 on our Mars Score.
Which should you buy?
The Cadenza 12 is the clear pick on raw spec strength, leading by 8.6 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 Cadenza 12 if you care most about driver count and impedance. The biggest gaps in its favor are driver count, impedance.
Pick the IE 600 if you care most about sensitivity. Its strongest claims are sensitivity.
Both ship with comparable detachable cable, so those specs don't separate the two — focus on the differences below.
Bottom line: the Cadenza 12 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Letshuoer - Cadenza 12 wins
- ▲Driver count — 11.00 more. 12 vs 1.
- ▲Impedance — 2.00 Ω less. 16 vs 18.
Why Sennheiser - IE 600 wins
- ▲Sensitivity — 12.38% more. 118 dB vs 105 dB.
Spec comparison
Drivers
| Spec | Letshuoer - Cadenza 12 | Sennheiser - IE 600 |
|---|---|---|
| Driver count | 12lead | 1 |
| Driver types | 1DD + 8BA + 2EST + 1BC Tetrabrid | Dynamic (TrueResponse) |
| Impedanceⓘ | 16 Ωlead | 18 Ω |
| Sensitivityⓘ | 105 dB | 118 dBlead |
Build
| Spec | Letshuoer - Cadenza 12 | Sennheiser - IE 600 |
|---|---|---|
| Detachable cable | true | true |
| Connector | 0.78mm 2-pinlead | MMCX |
Frequently asked
Spec-level deep dives
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