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  3. Cadenza vs B5

Kiwi Ears Cadenza vs Sudio B5

What Cadenza does better (0) and where B5 wins (1) — every spec side by side.

Kiwi Ears Cadenza
Kiwi Ears · 2026Cadenza
0 advantages≈ $45
vs
Sudio B5
Sudio · 2026B5
1 advantage≈ $45

Why is Cadenza better than B5?

Cadenza has no measurable advantages in this pair.

Why is B5 better than Cadenza?

  1. Driver size10 mm vs 16 mm+60%
Specifications

Side by side

Sudio B5Sudio B5≈ $45
Sound
FitIn-earBone conduction
Ear cup designClosed-back—
Driver typeDynamic—
Driver size10 mm16 mm
Lowest frequency20 Hz—
Highest frequency20,000 Hz—
Impedance32 Ω8 Ω
Sensitivity110 dB84 dB
Battery & charging
Battery life—8.5 h
Connectivity
WirelessNoYes
Bluetooth version—6
Bluetooth codecs—SBC
Hi-res codec (LDAC / aptX HD / LHDC)—No
aptX—No
LDAC—No
3.5 mm jack / AUXYes—
Design & build
Weight—29 g
Protection rating—IPX7
Water resistance (IPx)—IPx7
Features
Hands-free calls—Yes
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