Samsung Galaxy Watch 7 (40mm) vs OnePlus Watch 3 Specs Comparison

Availability

Officially announced
	Feb 18, 2025
Prices (MSRP)
	$329

Design

Dimensions
1.59 x 1.59 x 0.38 inches 40.4 x 40.4 x 9.7mm	1.87 x 1.83 x 0.46 inches 47.6 x 46.6 x 11.8 mm
Weight
1.02 oz (28.8 g)	1.75 oz (49.7 g)
Materials
Back: Aluminum	Back: Plastic Frame: Stainless steel
Resistance
Water (up to 5 meters), Dust; IP68; MIL-STD-810 certified	50m/5ATM water resistance; IP68; MIL-STD-810 certified
Colors
	Black titanium, Silver titanium

Display

Size
1.3-inch	1.5-inch
Type
Super AMOLED	AMOLED, 2200 nits
Resolution
432x432px, 470 PPI	466x466px, 439 PPI
Protection
Sapphire	Sapphire

Hardware

System chip
Exynos W1000 (3 nm)	Snapdragon W5 Gen 1 (4 nm)
Processor
	Quad-core 1.7GHz Cortex-A53
GPU
	Adreno 702
Memory
2GB/32GB	2GB/32GB
Storage expansion
	not expandable
OS
Wear OS	Wear OS

Battery

Type
300 mAh	648 mAh
Charge speed
	Wired: 7.5W

Camera

Connectivity & Features

Bluetooth
5.3	5.2
WLAN
a,b,g,n,ac 802.11 a, b, g, n, ac	a,b,g,n 802.11 a, b, g, n
Sensors
Accelerometer, Gyroscope, Pedometer, Compass, Heart rate, Thermometer, Barometer, Step detector, ECG, Blood Oxygen, Ambient light sensor	Accelerometer, Gyroscope, Compass, Heart rate, Blood Oxygen, Ambient light sensor
Location
Glonass, Galileo, BeiDou	GPS, Glonass, Galileo, BeiDou, QZSS
Other
NFC	NFC

Multimedia

Speakers
	Loudspeaker

Cellular

Data Speed
LTE
SIM type
eSIM

Links

Full specifications
Samsung Galaxy Watch 7 (40mm) Specs	OnePlus Watch 3 Specs
PhoneArena Review
Samsung Galaxy Watch 7 (40mm) Review