Knauermann PRO 4 MINI 2026 rund gold, EKG-Gesundheitsuhr IP67 vs Xiaomi Watch S4 Sport

What PRO 4 MINI 2026 rund gold, EKG-Gesundheitsuhr IP67 does better (0) and where Watch S4 Sport wins (0) — every spec side by side.

0 advantages≈ $280

9.0Score

0 advantages≈ $270

Higher score

5.0Health tracking5.0

Dimensions

Size comparison

PRO 4 MINI 2026 rund gold, EKG-Gesundheitsuhr IP67Watch S4 Sport

	PRO 4 MINI 2026 rund gold, EKG-Gesundheitsuhr IP67	Watch S4 Sport	Difference
Case size	41 mm	46.9 mm	−5.9 mm

Drawn to the same scale from the official dimensions (front and side).

PRO 4 MINI 2026 rund gold, EKG-Gesundheitsuhr IP67 has no measurable advantages in this pair.

Watch S4 Sport has no measurable advantages in this pair.

Specifications

Only differences	Knauermann PRO 4 MINI 2026 rund gold, EKG-Gesundheitsuhr IP67≈ $280	Xiaomi Watch S4 Sport≈ $2709.0
Design & durability
Case size	41 mm	47 mm
Weight	—	49 g
Thickness	—	12.6 mm
Height	—	46.9 mm
Width	—	46.9 mm
Case material	Plastic / polymer	—
Sapphire crystal	—	Yes
Lens / cover glass	Kunststoffglas	Sapphire crystal glass
Water resistance	—	5 ATM
Colours	Gold	Titanium
Display
Screen size	—	1.43″
Display technology	AMOLED	AMOLED
Panel	AMOLED	AMOLED
AMOLED / OLED display	Yes	Yes
Resolution (width)	466 px	466 px
Resolution (height)	466 px	466 px
Pixel density	—	326 ppi
Peak brightness	—	2,200 nits
Refresh rate	—	60 Hz
Battery
Battery capacity	—	586 mAh
Battery type	—	Li-Po
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
Sensors	heart rate, SpO2	Accelerometer, gyro, compass, barometer, heart rate, SpO2
Sports & navigation
Built-in GPS	—	Yes
Dual-band GPS	—	Yes
Satellite systems	—	GLONASS, GALILEO, BDS, QZSS
Barometric altimeter	—	Yes
Compass	—	Yes
Connectivity
NFC payments	—	Yes
LTE (cellular)	—	Yes
eSIM	—	Yes
Bluetooth	—	5.2
Smart features
Speaker	—	Yes
Storage	—	32 GB
Platform
Operating system	—	HyperOS
Platform	—	Proprietary
Works with	iOS, Android	—