Samsung Galaxy Watch9 (44 mm Bluetooth) / Apple Watch Series 6 (40 mm, GPS)

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

Apple Watch Series 6 (40 mm, GPS): Apple Watch Series 6, 40 mm aluminium case, GPS (2020). The 44 mm and GPS + Cellular versions, stainless steel/titanium cases and the Nike and Hermès editions are separate.

SpecificationSamsung Galaxy Watch9 (44 mm Bluetooth)Apple Watch Series 6 (40 mm, GPS)
Release year20262020
Availability year2026 Samsung—
Display1.5-inch Super AMOLED; 480 × 480 SamsungAlways-On Retina LTPO OLED; 324 × 394 pixels, 759 mm² display area; 1000 nits

The Always-On display keeps the time and complications visible with the wrist down.

Apple
ProcessorSnapdragon Wear Elite; 5 cores Samsung—
Memory2 GB RAM Samsung—
Storage32 GB; 20.1 GB available Samsung32 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 Samsung—
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—
Case and version—40 mm aluminium case, GPS; Silver, Space Gray, Gold, Blue, (PRODUCT)RED

Stainless steel and titanium cases were only sold in the GPS + Cellular version. The 44 mm model uses the same chip but has a different display and weight.

Apple
Water resistance—50 metres (ISO 22810:2010)

Suitable for shallow-water swimming in a pool or the sea, but not scuba diving, waterskiing or high-velocity water.

Apple
Chip—S6 SiP with 64-bit dual-core processor; W3 wireless chip; U1 Ultra Wideband chip

Ultra Wideband availability varies by region.

Apple
Health sensors—Blood oxygen sensor (Blood Oxygen app), electrical heart sensor (ECG app), third-generation optical heart sensor

Apple states Blood Oxygen measurements are not for medical use and are only designed for general fitness and wellness. The ECG app is not intended for people under 22.

Apple
Other sensors and safety—Always-on altimeter, compass, accelerometer up to 32 g with fall detection, gyroscope, ambient light sensor; Emergency SOS

On the GPS model, Emergency SOS needs the iPhone nearby; otherwise the watch must be on a known Wi‑Fi network with Wi‑Fi Calling on. International emergency calling is only on the cellular model.

Apple
Wireless—Wi‑Fi 802.11b/g/n 2.4 and 5 GHz; Bluetooth 5.0

LTE and UMTS are only on GPS + Cellular models.

Apple
Battery and charging—Built-in lithium-ion battery; up to 18 hours; magnetic charging cable (1 m)

The 18-hour figure comes from Apple’s August 2020 testing with pre-production watches paired to an iPhone; it varies with use.

Apple
Other—Speaker, microphone, Apple Pay, GymKit; ceramic and sapphire crystal back Apple
Compatibility—Requires an iPhone 6s or later with iOS 14 or later Apple
Size and weight—40 × 34 × 10.7 mm; 30.5 g (aluminium, without band) Apple