Google Pixel Watch 3 (45mm) 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.

Google Pixel Watch 3 (45mm) Google Pixel Watch 4 (45mm)
Released · Sep 10, 2024
Released · Aug 28, 2025
1.4-inch · 456x456px
1.4-inch · 456x456px
2GB · 32GB
2GB · 32GB
420 mAh
455 mAh
Check prices

Availability

Officially announced
Aug 20, 2025
Prices (MSRP)
$399 2GB/32GB - $400

Design

Dimensions
1.77 x 0.00 x 0.00 inches
45mm
1.77 x 1.77 x 0.48 inches
45 x 45 x 12.3 mm
Weight
1.31 oz / 37.0 g 1.29 oz / 36.7 g
Materials
Frame: Aluminum Frame: Aluminum
Resistance
50m/5ATM water resistance; IP68 50m/5ATM water resistance; IP68
Keys
Right: Other Right: Other
Colors
Matte Black, Polished Silver, Matte Hazel Moonstone, Silver

Display

Size
1.4-inch 1.4-inch
Type
AMOLED, 2000 nits AMOLED, 3000 nits
Resolution
456x456px, 461 PPI 456x456px, 461 PPI
Protection
Corning Gorilla Glass 5 Corning Gorilla Glass 5

Hardware

System chip
Qualcomm SW5100 (4 nm) Qualcomm W5+ Gen 2 SW5100 (4 nm)
Processor
Quad-core 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
420 mAh, Li - Ion 455 mAh, Li - Ion
Charging
Magnetic charging Magnetic charging

Connectivity & Features

Bluetooth
5.3 6.0
WLAN
b,g,n
802.11 b, g, n
a,b,g,n,ac
802.11 b, g, n
Sensors
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen, Ambient light sensor Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen, Ambient light sensor
Location
Glonass, Galileo Glonass, Galileo, Emergency SOS via satellite (SMS sending/receiving)
Other
NFC, Ultra Wideband (UWB) NFC, Ultra Wideband (UWB), Health sensor

Multimedia

Speakers
Loudspeaker Loudspeaker

Cellular

Data Speed
LTE
SIM type
eSIM

Alternative variants

With eSIM
Data Speed LTE
SIM type eSIM
Prices (MSRP) $500
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