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Watch X3 Mini vs Watch S5 46mm

OPPO Watch X3 Mini vs Xiaomi Watch S5 46mm

What Watch X3 Mini does better (2) and where Watch S5 46mm wins (4) — every spec side by side.

OPPO · 2026Watch X3 Mini

8.6Score

2 advantages≈ $250

Higher score

Xiaomi · 2026Watch S5 46mm

8.5Score

4 advantages≈ $170

5.9Display8.1

9.6Health tracking4.9

8.0Sports & outdoor4.7

9.0Smart features9.0

6.2Build & durability4.4

Dimensions

Size comparison

Watch X3 MiniWatch S5 46mm

	Watch X3 Mini	Watch S5 46mm	Difference
Height	43.2 mm	46 mm	−2.8 mm
Width	43.2 mm	46 mm	−2.8 mm
Thickness	11.2 mm	11 mm	+0.2 mm
Weight	40 g	46 g	−6 g

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

Why is Watch X3 Mini better than Watch S5 46mm?

Weight40.4 g vs 46 g+14%
Pixel density499 ppi vs 323 ppi+54%

Why is Watch S5 46mm better than Watch X3 Mini?

Peak brightness1,000 nits vs 2,500 nits2.5×
Battery capacity354 mAh vs 815 mAh2.3×
Screen size1.32″ vs 1.48″+12%
Resolution (width)466 px vs 480 px+3%

Specifications

Side by side

Only differences	OPPO Watch X3 Mini≈ $2508.6	Xiaomi Watch S5 46mm≈ $1708.5
Design & durability
Case size	43 mm	46 mm
Weight	40.4 g	46 g
Thickness	11.2 mm	11 mm
Height	43.2 mm	46 mm
Width	43.2 mm	46 mm
Case material	Stainless steel	Stainless steel
Sapphire crystal	Yes	—
Lens / cover glass	Sapphire crystal glass	Drop-proof glass
Water resistance	5 ATM	5 ATM
Ingress protection	IP68	—
Water resistance (IPx)	IPx8	—
Colours	High-gloss Gold, Starlight Silver, Mocha Brown	Black, Silver, Ceramic Blue, Jungle Green, Beige (eSIM)
Display
Screen size	1.32″	1.48″
Display technology	AMOLED	AMOLED
Panel	AMOLED	AMOLED
AMOLED / OLED display	Yes	Yes
Resolution (width)	466 px	480 px
Resolution (height)	466 px	480 px
Pixel density	499 ppi	323 ppi
Peak brightness	1,000 nits	2,500 nits
Refresh rate	60 Hz	60 Hz
Battery
Battery capacity	354 mAh	815 mAh
Battery type	Li-Po	Li-Po
Wireless charging	No	—
Charged in 30 min	50%	—
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
Skin temperature	Yes	—
Temperature sensor	Yes	—
Sensors	Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature)	Accelerometer, gyro, compass, barometer, heart rate, SpO2
Sports & navigation
Built-in GPS	Yes	Yes
Dual-band GPS	—	Yes
Satellite systems	GLONASS, GALILEO, BDS, QZSS	GLONASS, GALILEO, BDS, QZSS
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Connectivity
NFC payments	Yes	Yes
LTE (cellular)	Yes	Yes
eSIM	Yes	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
Bluetooth	5.2	5.4
Smart features
Speaker	Yes	Yes
Platform
Operating system	ColorOS Watch 16.0	Xiaomi HyperOS 3
Platform	Proprietary	Proprietary
Chipset	Qualcomm Snapdragon W5	—