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  3. F4 vs MDZ-37-DB

Sudio F4 vs Xiaomi MDZ-37-DB

What F4 does better (0) and where MDZ-37-DB wins (1) — every spec side by side.

Sudio F4
Sudio · 2026F4
0 advantages≈ $17
vs
Xiaomi MDZ-37-DB
Xiaomi · 2024MDZ-37-DB
1 advantage≈ $15

Why is F4 better than MDZ-37-DB?

F4 has no measurable advantages in this pair.

Why is MDZ-37-DB better than F4?

  1. Water resistance (IPx)IPx5 vs IPx7+40%
Specifications

Side by side

Sudio F4Sudio F4≈ $17
Sound
Output power—5 W
Speaker channels—Stereo
Lowest frequency—100 Hz
Highest frequency—20,000 Hz
Stereo—Yes
Battery & charging
Battery life—10 h
Mains poweredNo—
Battery powered (portable)NoYes
Connectivity
WirelessYesYes
Bluetooth version5.45.4
Bluetooth codecsSBC—
Hi-res codec (LDAC / aptX HD / LHDC)No—
aptXNo—
LDACNo—
USB-CYes—
Design & build
Width—74 mm
Height—91 mm
Depth—43 mm
Protection ratingIPX5IP67
Water resistance (IPx)IPx5IPx7
Dust protection (IP)—6
Features
Hands-free calls—Yes
Party / stereo pairing—Yes
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