Google Pixel Watch 5 vs OnePlus Watch 4 specs comparison

OnePlus Watch 4 has the clear battery-life advantage and a tougher titanium design, while Pixel Watch 5 offers the more complete Google health and safety experience in a much smaller watch.

At a glance

What's different?

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

Google Pixel Watch 5

  • Phone compatibility Most Android 11+
  • More advanced training tools Daily Readiness, Cardio Load, Target Load
  • Satellite SOS Not available on the other model
  • Loss of Pulse Detection Not available on the other model
  • Cellular connectivity Not available on the other model

OnePlus Watch 4

  • Phone compatibility Android 9.0+ with GMS 23.45.23+; no iOS or Android Go support
  • Much longer battery life 5 days vs 30 hours
Both include ECG, blood oxygen tracking, skin temperature tracking, HRV tracking, on-board music, Bluetooth calling, a microphone.
Full comparison

The full record

80 specifications across 6 areas, with 34 genuine differences.

1. Design & display 10 differences · advantages split between the two Mixed
Fact
Google Pixel Watch 5
OnePlus Watch 4
Release date
2026-08-20
2026-04-28
Physical size
41 x 41 x 12.3 mm; 45 x 45 x 12.3 mm
47.4 x 47.4 x 11.0 mm
Weight
41 mm: 31 g; 45 mm: 36.7 g
43 g without strap; 68 g with strap
Material
Housing: 100% recycled aluminum; Active Band: fluoroelastomer with soft-touch coating; Custom 3D Corning Gorilla Glass 5
Titanium alloy case, PA with fiberglass bottom case, sapphire crystal, fluororubber strap
Water resistance
5 ATM; IP68
5 ATM; IP68; IP69; MIL-STD-810H
Color options
Obsidian, Olive, Fog, Canyon
Midnight Titanium, Evergreen Titanium
Display type
Actua 360 AMOLED LTPO, DCI-P3, always-on display
LTPO OLED
Display size
41 mm: 1.33 inch; 45 mm: 1.49 inch
1.5 inch
Display resolution
41 mm: 408 x 408; 45 mm: 456 x 456; 320 ppi
466 x 466 pixels, 310 ppi
Display brightness
Up to 3,000 nits
Up to 3,000 nits
Display protection
Custom 3D Corning Gorilla Glass 5
Sapphire crystal
2. Battery & charging 4 differences · OnePlus Watch 4 leads on Battery life OnePlus Watch 4
Fact
Google Pixel Watch 5
OnePlus Watch 4
Battery
Rechargeable lithium-ion battery; 41 mm: 332 mAh; 45 mm: 465 mAh
Rechargeable battery; 646 mAh typical (632 mAh rated)
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
Up to 5 days smart mode, 3 days heavy use, 16 days power saver
Charging
Google Pixel Watch Quick Charge Dock
Charging base with USB-C cable
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%
About 75 minutes maximum
3. Sensors & positioning 1 difference · no clear overall edge No clear edge
Fact
Google Pixel Watch 5
OnePlus 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
Yes
Beidou
Yes
Yes
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
No
Microphone
Yes
Yes
Speakers
Yes
Yes
Vibration motor
Yes
Yes
4. Health & activity 2 differences · advantages split between the two Mixed
Fact
Google Pixel Watch 5
OnePlus 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 (100+ sports modes)
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 (regional availability)
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
Hyperglycemia risk assessment
No
No
Arterial stiffness detection
No
Yes
Pulse wave arrhythmia analysis
Yes
No
5. Smart features 11 differences · Google Pixel Watch 5 leads on RAM, Storage +1 Google Pixel Watch 5
Fact
Google Pixel Watch 5
OnePlus Watch 4
Smartphone compatibility
Most Android 11+
Android 9.0+ with GMS 23.45.23+; no iOS or Android Go support
Operating system at launch
Wear OS 7
OxygenOS Watch 8 + Wear OS 6
Processor
Qualcomm SW5100 platform; 4x Cortex-A53 at 1.7 GHz; Adreno 702 GPU
Qualcomm Snapdragon W5 + BES2800
RAM
3 GB
2 GB
Storage
64 GB eMMC flash
32 GB
Bluetooth
Yes (6.0)
Yes (5.2)
Wi-Fi
Yes (802.11 a/b/g/n/ac/ax, 2.4/5 GHz)
Yes (2.4/5 GHz)
NFC / connected pay
Yes
Yes (Google Wallet)
UWB
Yes
No
Cellular
Optional
No
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 / Google Assistant
6. Navigation & safety 6 differences · no clear overall edge No clear edge
Fact
Google Pixel Watch 5
OnePlus Watch 4
Maps
Google Maps
Yes (Google Maps)
Offline maps
Yes (Google Maps)
Yes (Google Maps; software-dependent)
Navigation
Turn-by-turn Google Maps navigation
Yes (Google Maps)
Emergency SOS
Yes (availability/connectivity varies)
Yes (Emergency Rescue)
Satellite SOS
LTE model only (supported regions)
No
Fall detection
Yes (availability varies)
Yes
LED flashlight
No
No
Diving
No
No

Individual specifications

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