Google Pixel Watch 5 vs Pixel Watch 4 specs comparison

The Pixel Watch 5 is the better buy thanks to faster hardware, more storage and slightly larger batteries, but it is not a major upgrade. Existing owners can see the full breakdown in our Pixel Watch 5 vs Pixel Watch 4 comparison.

At a glance

What's different?

The strongest database-backed differences, without pretending every different number is an advantage.

Google Pixel Watch 5

  • Processor Qualcomm SW5100 platform; 4x Cortex-A53 at 1.7 GHz; Adreno 702 GPU
  • Display brightness Up to 3,000 nits
  • Voice assistant Gemini; Raise to Gemini supports offline questions and answers
  • Display resolution 41 mm: 408 x 408; 45 mm: 456 x 456; 320 ppi
  • 100% more storage 64 GB vs 32 GB

Google Pixel Watch 4

  • Processor Qualcomm Snapdragon W5 Gen 2 + Cortex-M55 co-processor
  • Display brightness Up to 3,000 nits; 1 nit minimum
  • Voice assistant Gemini
  • Display resolution 320 ppi
Both include ECG, blood oxygen tracking, skin temperature tracking, HRV tracking, on-board music, Bluetooth calling, a microphone.
Full comparison

The full record

85 specifications across 6 areas, with 13 genuine differences.

1. Design & display 4 differences · no clear overall edge No clear edge
Fact
Google Pixel Watch 5
Google Pixel Watch 4
Release date
2026-08-20
2025-10-09
Physical size
41 x 41 x 12.3 mm; 45 x 45 x 12.3 mm
41 x 41 x 12.3 mm; 45 x 45 x 12.3 mm
Weight
41 mm: 31 g; 45 mm: 36.7 g
41 mm (31 g); 45 mm (36.7 g)
Material
Housing: 100% recycled aluminum; Active Band: fluoroelastomer with soft-touch coating; Custom 3D Corning Gorilla Glass 5
Housing: 100% recycled aluminum; Active Band: fluoroelastomer with soft-touch coating; Custom 3D Corning Gorilla Glass 5
Water resistance
5 ATM; IP68
5 ATM; IP68
Color options
Obsidian, Olive, Fog, Canyon
41 mm: Polished Silver/Iris, Polished Silver/Porcelain, Champagne Gold/Lemongrass, Matte Black/Obsidian; 45 mm: Satin Moonstone/Moonstone, Polished Silver/Porcelain, Matte Black/Obsidian
Display type
Actua 360 AMOLED LTPO, DCI-P3, always-on display
Actua 360 AMOLED LTPO, DCI-P3, always-on display
Display resolution
41 mm: 408 x 408; 45 mm: 456 x 456; 320 ppi
320 ppi
Display brightness
Up to 3,000 nits
Up to 3,000 nits; 1 nit minimum
Display protection
Custom 3D Corning Gorilla Glass 5
Custom 3D Corning Gorilla Glass 5
2. Battery & charging 1 difference · no clear overall edge No clear edge
Fact
Google Pixel Watch 5
Google Pixel Watch 4
Battery
Rechargeable lithium-ion battery; 41 mm: 332 mAh; 45 mm: 465 mAh
Rechargeable lithium-ion battery; 41 mm: 325 mAh; 45 mm: 455 mAh
Battery life
41 mm: up to 30 hours with always-on display, up to 48 hours in Battery Saver mode; 45 mm: up to 40 hours with always-on display, up to 72 hours in Battery Saver mode
41 mm: up to 30 hours with always-on display, up to 48 hours in Battery Saver mode; 45 mm: up to 40 hours with always-on display, up to 72 hours in Battery Saver mode
Charging
Google Pixel Watch Quick Charge Dock
Google Pixel Watch Quick Charge Dock
Charging time
41 mm: about 15 min to 50%, 25 min to 80%, 45 min to 100%; 45 mm: about 15 min to 50%, 30 min to 80%, 60 min to 100%
41 mm: about 15 min to 50%, 25 min to 80%, 45 min to 100%; 45 mm: about 15 min to 50%, 30 min to 80%, 60 min to 100%
3. Sensors & positioning 2 differences · Google Pixel Watch 5 leads on QZSS, Beidou Google Pixel Watch 5
Fact
Google Pixel Watch 5
Google Pixel Watch 4
GNSS type
Built-in dual-band GNSS
Built-in dual-band GNSS
GPS
Yes; enhanced post-processed route accuracy for walking, running, hiking and cycling
Yes
GALILEO
Yes
Yes
GLONASS
Yes
Yes
QZSS
Yes
No (US); Yes (ROW)
Beidou
Yes
No (US); Yes (ROW)
Accelerometer
Yes
Yes
Gyroscope
Yes
Yes
Barometric altimeter
Yes
Yes
Compass
Yes
Yes
Geomagnetic
Yes
Yes
Ambient light sensor
Yes
Yes
Optical heart rate
Yes
Yes
Electrical heart rate
Yes
Yes
SpO2
Yes
Yes
Temperature
Yes
Yes
Galvanic skin response
Yes
Yes
Microphone
Yes
Yes
Speakers
Yes
Yes
Vibration motor
Yes
Yes
4. Health & activity No significant differences Even
Fact
Google Pixel Watch 5
Google Pixel Watch 4
Steps
Yes
Yes
Distance
Yes
Yes
Calories burned
Yes
Yes
Floors
Yes
Yes
Sports tracking
Yes; workout builder, weight and rep tracking, audio cues and rest timers
Yes
Sleep
Yes; claimed 15% more accurate sleep tracking; Smart Wake; overnight sleep breathing quality
Yes
Heart rate
Yes
Yes
HRV
Yes
Yes
Stress
Yes
Yes
Blood oxygen
Yes
Yes
Respiration rate
Yes
Yes
Skin temperature
Yes
Yes
ECG
Yes
Yes
Blood pressure
No; Blood Pressure Trends is an app-based report, not direct blood-pressure measurement
No
Body composition
No
No
Glucose
No; Insulin Resistance Trends is an app-based report, not direct glucose measurement
No
Hydration level
No
No
UV exposure
No
No
Calorie intake
No
No
Daily Readiness
Yes
Yes
Cardio Load
Yes
Yes
Target Load
Yes
Yes
Loss of Pulse Detection
Yes (supported regions)
Yes (supported regions)
Hyperglycemia risk assessment
No
No
Arterial stiffness detection
No
No
Pulse wave arrhythmia analysis
Yes
Yes
No significant differences in this area.
5. Smart features 6 differences · Google Pixel Watch 5 leads on RAM, Storage Google Pixel Watch 5
Fact
Google Pixel Watch 5
Google Pixel Watch 4
Smartphone compatibility
Most Android 11+
Most Android 11+
Operating system at launch
Wear OS 7
Wear OS 6
Processor
Qualcomm SW5100 platform; 4x Cortex-A53 at 1.7 GHz; Adreno 702 GPU
Qualcomm Snapdragon W5 Gen 2 + Cortex-M55 co-processor
RAM
3 GB
2 GB SDRAM
Storage
64 GB eMMC flash
32 GB eMMC flash
Bluetooth
Yes (6.0)
Yes (6.0)
Wi-Fi
Yes (802.11 a/b/g/n/ac/ax, 2.4/5 GHz)
802.11a/b/g/n/ac/ax 2.4 GHz and 5 GHz
NFC / connected pay
Yes
Yes
UWB
Yes
Yes
Cellular
Optional
Optional
Smartphone notifications
Yes
Yes
Bluetooth calling
Yes
Yes
Smartphone music control
Yes
Yes
On-board music storage
Yes
Yes
Voice assistant
Gemini; Raise to Gemini supports offline questions and answers
Gemini
6. Navigation & safety No significant differences Even
Fact
Google Pixel Watch 5
Google Pixel Watch 4
Maps
Google Maps
Google Maps
Offline maps
Yes (Google Maps)
Yes (Google Maps)
Navigation
Turn-by-turn Google Maps navigation
Turn-by-turn Google Maps navigation
Emergency SOS
Yes (availability/connectivity varies)
Yes (availability/connectivity varies)
Satellite SOS
LTE model only (supported regions)
LTE model only (supported regions)
Fall detection
Yes (availability varies)
Yes (availability varies)
Safety Check
Yes
Yes
Emergency Sharing
Yes
Yes
LED flashlight
No
No
Diving
No
No
No significant differences in this area.

Individual specifications

These technical specs are correct to the best of our knowledge at the time of publishing.