OPPO Watch 3 Pro vs OPPO Watch 4 Pro

What Watch 3 Pro does better (1) and where Watch 4 Pro wins (1) — every spec side by side.

OPPO · 2022Watch 3 Pro

9.3Score

1 advantage≈ $290

Higher score

OPPO · 2023Watch 4 Pro

8.8Score

1 advantage≈ $310

9.4Display9.4

5.0Health tracking9.2

8.0Sports & outdoor8.0

9.6Smart features9.0

6.0Build & durability3.5

Dimensions

Size comparison

Watch 3 ProWatch 4 Pro

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

Specifications

Only differences	OPPO Watch 3 Pro≈ $2909.3	OPPO Watch 4 Pro≈ $3108.8
Design & durability
Case size	50 mm	50 mm
Weight	37.5 g	52.3 g
Thickness	12.8 mm	12.9 mm
Height	50.4 mm	50.1 mm
Width	38.5 mm	38.3 mm
Case material	Aluminium	Stainless steel
Water resistance	5 ATM	5 ATM
Colours	Black, Silver	Black, Silver
Display
Screen size	1.91″	1.91″
Display technology	AMOLED	AMOLED
Panel	LTPO AMOLED	LTPO AMOLED
AMOLED / OLED display	Yes	Yes
Resolution (width)	378 px	378 px
Resolution (height)	496 px	496 px
Pixel density	327 ppi	327 ppi
LTPO display	Yes	Yes
Refresh rate	60 Hz	60 Hz
Battery
Battery capacity	550 mAh	570 mAh
Battery type	Li-Ion	Li-Ion
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	—	Yes
Skin temperature	—	Yes
Temperature sensor	—	Yes
Sensors	Accelerometer, gyro, heart rate, compass, barometer, SpO2	Accelerometer, gyro, heart rate, compass, barometer, SpO2, thermometer (skin temperature)
Sports & navigation
Built-in GPS	Yes	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
Bluetooth	5	5
Smart features
Speaker	Yes	Yes
Storage	32 GB	32 GB
RAM	1 GB	2 GB
Platform
Operating system	Android Wear OS - International ColorOS Watch 3.0 - China	ColorOS Watch 3.0 - China
Platform	Android	Proprietary
Chipset	Qualcomm Snapdragon W5+ Gen 1	Qualcomm Snapdragon W5+ Gen 1