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Google Pixel Watch 4 vs Google Pixel Watch 5

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

GooglePixel Watch 4GooglePixel Watch 5
Overview
ReleasedOctober 2025August 2026
Display
Case sizes41 mm or 45 mm41 mm or 45 mm
PanelLTPO OLEDLTPO OLED
Peak brightness3,000 nits3,000 nits
Always-on displayYesYes
Display detailActua 360 domed AMOLED LTPO display; 320 ppi; DCI-P3 colour; 1–60 Hz; 1 nit minimum brightness (always-on display)Actua 360 domed AMOLED LTPO display; 320 ppi; DCI-P3 colour; 1–60 Hz; 1 nit minimum brightness (always-on display)
Screen protectionCustom 3D Corning Gorilla Glass 5Custom 3D Corning Gorilla Glass 5
Health and fitness
ECGYesYes
Blood oxygenYesYes
Skin temperatureYesYes
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionYesYes
Crash detectionYesYes
GPSDual-band (L1 and L5)Dual-band (L1 and L5)
Water resistance50 m50 m
SensorsMulti-path optical heart rate sensor; multipurpose electrical sensors for the ECG app; red and infrared sensors for SpO2; far-field skin temperature sensor; electrical sensor for skin conductance (cEDA); compass; altimeter; barometer; magnetometer; 3-axis accelerometer; gyroscope; ambient light sensorMulti-path optical heart rate sensor; multipurpose electrical sensors for the ECG app; red and infrared sensors for SpO2; far-field skin temperature sensor; electrical sensor for skin conductance (cEDA); compass; altimeter; barometer; magnetometer; 3-axis accelerometer; gyroscope; ambient light sensor
Health featuresECG app and irregular heart rhythm notifications; SpO2, breathing rate, resting heart rate and skin temperature trends; sleep and stress tracking; body response tracking (cEDA)ECG app and irregular heart rhythm notifications; SpO2, heart rate variability, breathing rate, skin temperature variation and resting heart rate; sleep stages and Sleep Score; body response tracking (cEDA); Morning Brief with readiness
Fitness featuresDual-frequency GPS; workout tracking with real-time guidance; Google Health Coach with a Google Health Premium subscription50+ activity modes; dual-frequency GPS with machine learning; real-time audio and visual guidance; weekly cardio goals and daily readiness; custom workouts; Google Health Coach with a Google Health Premium subscription
Safety featuresEmergency SOS; Fall Detection; Car Crash Detection; Loss of Pulse Detection; Safety Check; Emergency Sharing; Satellite SOS on LTE models in supported countries, including the UKEmergency SOS; Fall Detection; Car Crash Detection; Loss of Pulse Detection; Safety Check; Emergency Sharing; Satellite SOS on LTE models in supported countries, including the UK
Battery and connections
Battery life (maker's claim)Up to 40 hoursUp to 40 hours
In low-power modeUp to 3 daysUp to 3 days
Mobile data optionYesYes
Works withAndroidAndroid
ChipSnapdragon W5 Gen 2Snapdragon W5 Gen 2 Accelerated
Storage32 GB64 GB
Battery life detail41mm up to 30 hours with always-on display and 48 hours in Battery Saver mode (325 mAh); 45mm up to 40 hours and 72 hours in Battery Saver mode (455 mAh)41mm up to 30 hours with always-on display and 48 hours in Battery Saver mode (332 mAh); 45mm up to 40 hours and 72 hours in Battery Saver mode (465 mAh)
ChargingQuick Charge Dock (USB-C) in the box; 41mm about 15 minutes to 50%, 25 minutes to 80% and 45 minutes to 100%; 45mm about 15 minutes to 50%, 30 minutes to 80% and 60 minutes to 100%Quick Charge Dock (USB-C) in the box; 41mm about 15 minutes to 50%, 25 minutes to 80% and 45 minutes to 100%; 45mm about 15 minutes to 50%, 30 minutes to 80% and 60 minutes to 100%; timings with a 30 W adapter, sold separately
Connectivity4G LTE and UMTS (LTE models); Bluetooth 6.0; Wi-Fi 802.11 a/b/g/n/ac/ax at 2.4GHz and 5GHz; NFC; Ultra-wideband; dual-frequency GPS (GPS, Galileo, GLONASS, BeiDou and QZSS in the UK); works with most phones on Android 11 or newer4G LTE and UMTS (LTE models); Bluetooth 6.0; Wi-Fi 802.11 a/b/g/n/ac/ax at 2.4GHz and 5GHz; NFC; Ultra-Wideband; dual-frequency GPS (GPS, Galileo, GLONASS, BeiDou and QZSS); works with most phones on Android 12 or newer
Storage32 GB eMMC flash; 2 GB SDRAM64 GB eMMC flash
Design
Weight (lightest version)31 g31 g
SoftwareWear OSWear OS
Case materials100% recycled aluminium housing; 5 ATM and IP68100% recycled aluminium housing; 5 ATM (ISO 22810:2010) and IP68
Size41mm is 41 mm across and 12.3 mm high, 31 g without band; 45mm is 45 mm across and 12.3 mm high, 36.7 g without band41mm is 41 mm across and 12.3 mm high, 31.0 g without band; 45mm is 45 mm across and 12.3 mm high, 36.7 g without band
BandsActive Band in fluoroelastomer with soft-touch coating, small and large included; 41mm fits 130–210 mm wrists, 45mm fits 150–215 mm wristsActive Band (2nd gen) in HNBR with soft-touch coating, small and large included; 41mm fits 130–210 mm wrists, 45mm fits 150–215 mm wrists
Colours41mm in Polished Silver with Iris or Porcelain band, Champagne Gold with Lemongrass and Matte Black with Obsidian; 45mm in Polished Silver with Porcelain, Satin Moonstone with Moonstone and Matte Black with ObsidianMatte Black with Obsidian band, Polished Silver with Fog, Satin Pyrite with Olive; Champagne Gold with Canyon (41mm only)
In the boxPixel Watch 4, Active Band in small and large, Quick Charge Dock, quick start guidePixel Watch 5, Active Band (2nd gen) in small and large, Quick Charge Dock, quick start guide

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