Nothing CMF Watch Pro 3 vs Oukitel BT80

What CMF Watch Pro 3 does better (2) and where BT80 wins (2) — every spec side by side.

6.8Score

2 advantages≈ $70

Higher score

Oukitel · 2024BT80

5.4Score

2 advantages≈ $75

5.9Display8.8

5.0Health tracking5.0

Dimensions

Size comparison

CMF Watch Pro 3BT80

	CMF Watch Pro 3	BT80	Difference
Case size	47 mm	44.5 mm	+2.5 mm

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

Specifications

Only differences	Nothing CMF Watch Pro 3≈ $706.8	Oukitel BT80≈ $755.4
Design & durability
Case size	47 mm	53 mm
Thickness	—	14.2 mm
Height	—	52.7 mm
Width	—	44.5 mm
Case material	Aluminium	—
Lens / cover glass	—	Tempered glass
Strap material	Silikon	—
Water resistance	—	2 ATM
Colours	—	Black, Titanium
Display
Screen size	1.43″	2.13″
Display technology	AMOLED	AMOLED
Panel	AMOLED	AMOLED
AMOLED / OLED display	Yes	Yes
Always-on display	Yes	—
Touchscreen	Yes	—
Resolution (width)	466 px	410 px
Resolution (height)	466 px	502 px
Pixel density	—	304 ppi
Refresh rate	—	60 Hz
Battery
Battery life (smartwatch mode)	10 days	—
Battery capacity	350 mAh	1,000 mAh
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	—
Sensors	heart rate, SpO2, accelerometer, ambient light	Accelerometer, heart rate, SpO2, blood pressure, barometer, compass
Sports & navigation
Built-in GPS	Yes	No
Satellite systems	GPS, GLONASS, GALILEO, BDS	—
Barometric altimeter	—	Yes
Compass	—	Yes
Connectivity
NFC payments	—	No
LTE (cellular)	—	No
eSIM	—	No
Bluetooth	5.3	5.2
Smart features
Speaker	—	Yes
Platform
Operating system	CMF Watch App	Proprietary OS
Platform	Proprietary	Proprietary
Works with	iOS, Android	—