OnePlus Watch 3 vs Google Pixel Watch 4 (45mm) Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

8.5
Google Pixel Watch 4 (45mm)
OnePlus Watch 3 Google Pixel Watch 4 (45mm)
Released · Mar 03, 2025
Released · Aug 28, 2025
1.5-inch · 466x466px
1.4-inch · 456x456px
2GB · 32GB
2GB · 32GB
648 mAh
455 mAh
Check prices

Availability

Officially announced
Feb 18, 2025 Aug 20, 2025
Prices (MSRP)
$329 2GB/32GB - $400

Design

Dimensions
1.87 x 1.83 x 0.46 inches
47.6 x 46.6 x 11.8 mm
1.77 x 1.77 x 0.48 inches
45 x 45 x 12.3 mm
Weight
1.75 oz / 49.7 g 1.29 oz / 36.7 g
Materials
Back: Plastic
Frame: Stainless steel
Frame: Aluminum
Resistance
50m/5ATM water resistance; IP68; MIL-STD-810 certified 50m/5ATM water resistance; IP68
Keys
Right: Other
Colors
Black titanium, Silver titanium Moonstone, Silver

Display

Size
1.5-inch 1.4-inch
Type
AMOLED, 2200 nits AMOLED, 3000 nits
Resolution
466x466px, 439 PPI 456x456px, 461 PPI
Protection
Sapphire Corning Gorilla Glass 5

Hardware

System chip
Snapdragon W5 Gen 1 (4 nm) Qualcomm W5+ Gen 2 SW5100 (4 nm)
Processor
Quad-core
1.7GHz Cortex-A53
Quad-core
GPU
Adreno 702 Adreno 702
Memory
2GB/32GB 2GB/32GB
Storage expansion
not expandable not expandable
OS
Wear OS Wear OS

Battery

Type
648 mAh 455 mAh, Li - Ion
Charging
Magnetic charging
Charge speed
Wired: 7.5W

Connectivity & Features

Bluetooth
5.2 6.0
WLAN
a,b,g,n
802.11 a, b, g, n
a,b,g,n,ac
802.11 b, g, n
Sensors
Accelerometer, Gyroscope, Compass, Heart rate, Blood Oxygen, Ambient light sensor Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen, Ambient light sensor
Location
GPS, Glonass, Galileo, BeiDou, QZSS Glonass, Galileo, Emergency SOS via satellite (SMS sending/receiving)
Other
NFC NFC, Ultra Wideband (UWB), Health sensor

Multimedia

Speakers
Loudspeaker Loudspeaker

Cellular

Data Speed
LTE
SIM type
eSIM
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