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  3. Cadenza vs CX 80 U

Kiwi Ears Cadenza vs Sennheiser CX 80 U

What Cadenza does better (0) and where CX 80 U wins (1) — every spec side by side.

Kiwi Ears Cadenza
Kiwi Ears · 2026Cadenza
0 advantages≈ $40
vs
Sennheiser CX 80 U
Sennheiser · 2026CX 80 U
1 advantage≈ $35

Why is Cadenza better than CX 80 U?

Cadenza has no measurable advantages in this pair.

Why is CX 80 U better than Cadenza?

  1. Lowest frequency20 Hz vs 17 Hz+18%
Specifications

Side by side

Kiwi Ears CadenzaKiwi Ears Cadenza≈ $40
Sennheiser CX 80 USennheiser CX 80 U≈ $35
Sound
FitIn-earIn-ear
Ear cup designClosed-backClosed-back
Driver typeDynamicDynamic
Driver size10 mm—
Lowest frequency20 Hz17 Hz
Highest frequency20,000 Hz20,000 Hz
Impedance32 Ω28 Ω
Sensitivity110 dB119 dB
Connectivity
WirelessNoNo
USB-C—Yes
3.5 mm jack / AUXYes—
Design & build
Weight—14 g

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