Apple Watch Series 12 / Google Pixel Watch 4 (41 mm, Wi-Fi)

Apple Watch Series 12: 42 / 46 mm · Case material options

Google Pixel Watch 4 (41 mm, Wi-Fi): 41 mm Wi-Fi (GA10840-US) · Polished Silver aluminium case

SpecificationApple Watch Series 12Google Pixel Watch 4 (41 mm, Wi-Fi)
Release year20262025
ProcessorS11; 64-bit dual-core; 4-core Neural Engine AppleQualcomm Snapdragon W5 Gen 2; Cortex-M55 co-processor

The co-processor handles notifications and sensor work while the screen is off without waking the main processor, saving battery.

Google
Storage64 GB Apple—
DisplayAlways-On Retina LTPO3 OLED; 326 ppi; 2000 nits peak, 1 nit minimum; 46 mm: 416 × 496; 42 mm: 374 × 446

LTPO3 drops to 1 Hz in Always-On mode to save power.

Apple		Curved Actua 360 AMOLED LTPO; 320 ppi; DCI-P3; always-on display

GIGAZINE gives the 41 mm model's resolution as 426 × 426.

Google
Cover glassAluminium: Ceramic Shield 2; titanium/ceramic: sapphire Apple—
Case and material42 / 46 mm; aluminium, titanium or ceramic

Ceramic cases are slightly larger and thicker (9.85 mm); aluminium and titanium are 9.7 mm.

Apple		—
Rated battery lifeUp to 24 hours normal use; up to 38 hours Low Power Mode; up to 10 hours workout tracking

Apple's test profile; actual use varies.

Apple		—
Rated charging timeAbout 80% in 30 minutes; 15 minutes gives up to 12 hours of normal use

Apple measured these with a 20 W adapter that is not included; a USB-C fast-charging cable is in the box.

Apple		—
SensorsSecond-generation electrical and always-on optical heart sensors; blood oxygen; temperature; compass; always-on altimeter; high-g accelerometer; depth gauge to 6 m; water temperature AppleOptical heart rate, SpO2 (red/infrared), ECG-capable electrical sensors, skin conductance (cEDA), skin temperature, compass, altimeter, barometer, accelerometer, gyroscope, ambient light

ECG and some health features may be limited by country; readings are not a medical diagnosis.

Google
Health featuresECG; irregular rhythm and high/low heart rate notifications; hypertension and sleep apnoea notifications; sleep score; Vitals; Readiness

Some health features are limited by country and age; blood oxygen and temperature are not for medical use.

Apple		—
Weight46 mm aluminium GPS 39.5 g; titanium 44.9 g; 42 mm aluminium GPS 32.2 g; titanium 36.5 g Apple31.0 g (without band)

The 45 mm model weighs 36.7 g.

Google
Durability50 m water resistance (ISO 22810:2010); IP6X dust

For swimming and snorkelling to 6 m, not scuba diving. Resistance can diminish over time.

Apple		5 ATM; IP68

5 ATM suits shallow-water activities like swimming, not diving or high-speed water sports.

Google
ConnectivityWi-Fi 4 (2.4 and 5 GHz); Bluetooth 5.3; second-generation UWB; multi-constellation GPS; RedCap 5G on cellular models AppleBluetooth 6.0; Wi-Fi 802.11 a/b/g/n/ac/ax (2.4 and 5 GHz); NFC; UWB

This entry covers the Wi-Fi model; LTE and UMTS cellular connectivity is only on the LTE model.

Google
CompatibilitywatchOS 27; iPhone 11 or later (including iPhone SE 2nd generation or later) running iOS 27 AppleAndroid 11.0 or newer; Google Account and Pixel Watch app

Some features depend on the phone's Android version and the Pixel Watch app.

Google
Case—41 mm, 100% recycled aluminium; 12.3 mm height Google
Brightness and refresh—Up to 3000 nits peak; 1 nit minimum in always-on mode; 1–60 Hz

The ability to drop to 1 Hz reduces the battery cost of the always-on display.

Google
Display glass—Custom 3D Corning Gorilla Glass 5 Google
Memory and storage—2 GB SDRAM; 32 GB eMMC Google
Battery—325 mAh typical; up to 30 hours with always-on display, up to 48 hours with Battery Saver

The 45 mm model has a 455 mAh battery and up to 40 hours with the always-on display.

Google
Charging—Quick Charge Dock: about 50% in 15 minutes, 80% in 25 minutes, 100% in 45 minutes

The watch sits in a new side-mounted dock; earlier Pixel Watch chargers do not fit this model.

Google
Location—Dual-frequency GPS (GPS, Galileo, GLONASS) Google
Controls—Side button, haptic crown; Gen 3 Premium haptics Google
Audio—Built-in microphone and speaker Google
Operating system—Wear OS 6.0 Google
Band fit—Small 130–175 mm, Large 165–210 mm wrist Google