Apple Watch Series 12 / Samsung Galaxy Watch9 (44 mm Bluetooth)

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

Samsung Galaxy Watch9 (44 mm Bluetooth): SM-L350NZKAEUB; Graphite; Bluetooth, not LTE

SpecificationApple Watch Series 12Samsung Galaxy Watch9 (44 mm Bluetooth)
Release year20262026
ProcessorS11; 64-bit dual-core; 4-core Neural Engine AppleSnapdragon Wear Elite; 5 cores Samsung
Storage64 GB Apple32 GB; 20.1 GB available Samsung
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		1.5-inch Super AMOLED; 480 × 480 Samsung
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/electrical heart, BIA, temperature, barometer, compass Samsung
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 Apple—
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		—
ConnectivityWi-Fi 4 (2.4 and 5 GHz); Bluetooth 5.3; second-generation UWB; multi-constellation GPS; RedCap 5G on cellular models Apple—
CompatibilitywatchOS 27; iPhone 11 or later (including iPhone SE 2nd generation or later) running iOS 27 Apple—
Availability year—2026 Samsung
Memory—2 GB RAM Samsung
Battery—445 mAh typical; non-removable Samsung
Manufacturer endurance—Up to 40 hours AOD off / 30 on Samsung
Size / weight—46 × 43.7 × 8.6 mm; case 34 g Samsung
Bluetooth—6.0 Samsung
Wi-Fi—802.11a/b/g/n; 2.4 / 5 GHz Samsung
Positioning—GPS, GLONASS, BeiDou, Galileo, QZSS Samsung
Other connectivity—NFC; no cellular connection on this model Samsung
Operating system—Wear OS Samsung
Charging compatibility—Model-compatible wireless charging; no Wireless PowerShare Samsung
Resistance—5 ATM; IPX8 / IP6X tests

For shallow swimming; not a diving or permanent waterproofing guarantee.

Samsung
Setup—Galaxy Wearable; Android phone supporting Google services Samsung