Samsung Galaxy Watch9 (44 mm Bluetooth) / Apple Watch SE 3 (44 mm, GPS)

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

Apple Watch SE 3 (44 mm, GPS): 44 mm GPS · aluminium case (Midnight / Starlight)

SpecificationSamsung Galaxy Watch9 (44 mm Bluetooth)Apple Watch SE 3 (44 mm, GPS)
Release year20262025
Availability year2026 Samsung—
Display1.5-inch Super AMOLED; 480 × 480 SamsungAlways-On Retina, LTPO OLED; 368 × 448 pixels, 977 mm², 326 ppi

Because the LTPO panel can lower its refresh rate, the display keeps showing the time and notifications with the wrist down; this is the first SE with Always-On.

Apple
ProcessorSnapdragon Wear Elite; 5 cores SamsungApple S10 SiP; 64-bit dual-core processor, 4-core Neural Engine

The S10 enables the Always-On display, double tap and wrist flick gestures, on-device Siri and fast charging.

Apple
Memory2 GB RAM Samsung—
Storage32 GB; 20.1 GB available Samsung64 GB Apple
Battery445 mAh typical; non-removable Samsung—
Manufacturer enduranceUp to 40 hours AOD off / 30 on Samsung—
Size / weight46 × 43.7 × 8.6 mm; case 34 g Samsung—
Bluetooth6.0 Samsung—
Wi-Fi802.11a/b/g/n; 2.4 / 5 GHz Samsung—
PositioningGPS, GLONASS, BeiDou, Galileo, QZSS Samsung—
Other connectivityNFC; no cellular connection on this model Samsung—
SensorsOptical/electrical heart, BIA, temperature, barometer, compass SamsungSecond-generation optical heart sensor, temperature sensor, compass, always-on altimeter, high-g accelerometer, high dynamic range gyroscope, ambient light sensor

There is no ECG or blood oxygen sensor. The temperature sensor is not intended for medical use.

Apple
Operating systemWear OS Samsung—
Charging compatibilityModel-compatible wireless charging; no Wireless PowerShare Samsung—
Resistance5 ATM; IPX8 / IP6X tests

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

Samsung		—
SetupGalaxy Wearable; Android phone supporting Google services Samsung—
Announcement—September 9, 2025; on sale from September 19, 2025 Apple
Case—44 mm aluminium; 44 × 38 × 10.7 mm

A 40 mm version also exists with different size, display and battery values.

Apple
Weight—32.9 g (GPS) Apple
Brightness—1,000 nits peak; 2 nits minimum Apple
Front glass—Ion-X glass

Apple claims 4x better crack resistance than the SE 2.

Apple
Health features—Heart rate and rhythm notifications, sleep apnoea notifications, sleep stages and sleep score, cycle tracking

Feature availability varies by country.

Apple
Gestures—Double tap; wrist flick (watchOS 26)

Wrist flick dismisses notifications and calls, silences alarms and returns to the watch face with one hand.

Apple
Speaker—Yes; can play music and podcasts Apple
Water resistance—50 metres (ISO 22810:2010); swimproof Apple
Wireless—Wi-Fi 4 (802.11n, 2.4 GHz only); Bluetooth 5.3 Apple
Location—L1 GPS, GLONASS, Galileo, QZSS, BeiDou

This is single-frequency (L1) GPS; position can drift under trees and between tall buildings.

Apple
Battery life—Up to 18 hours of normal use; up to 32 hours in Low Power Mode

In Apple's test the watch stays connected to an iPhone over Bluetooth throughout; results vary with use and settings.

Apple
Charging—Fast charging: about 80% in 45 minutes; 15 minutes gives up to 8 hours of use

Times are with the included Apple Watch Magnetic Fast Charger to USB-C Cable; no adapter is included.

Apple
Compatibility—iPhone 11 or later, iPhone SE (2nd generation) or later Apple
Colour options—Midnight or Starlight aluminium case Apple