Samsung Galaxy Watch7 44 mm Bluetooth / Apple Watch Series 8 (45 mm, GPS)

Samsung Galaxy Watch7 44 mm Bluetooth: Galaxy Watch7 44 mm Bluetooth (SM-L310); Green and Silver. The 40 mm (SM-L300), the LTE versions and the Galaxy Watch Ultra are separate models.

Apple Watch Series 8 (45 mm, GPS): Apple Watch Series 8, 45 mm aluminium case, GPS model. The 41 mm case, GPS + Cellular and stainless steel versions are separate models; weight and screen size differ.

Specification	Samsung Galaxy Watch7 44 mm Bluetooth	Apple Watch Series 8 (45 mm, GPS)
Release year	2024	2022
Display	Super AMOLED; 480 × 480 (about 327–330 ppi); 2000 nits The 2000-nit peak helps readability in sunlight; using the always-on display shortens battery life. Samsung	Always-On Retina LTPO OLED; 396 × 484 pixels; 1143 sq mm display area; up to 1000 nits The LTPO panel can lower its refresh rate a lot, so the screen stays on dimmed when the wrist is down. Apple
Processor and memory	Exynos W1000 (5 cores, 3 nm, 1.6 GHz); 2 GB RAM, 32 GB storage Samsung	—
Battery and charging	425 mAh; WPC-based fast wireless charging A fast wireless charging puck is in the box, but no wall adapter. Samsung	Up to 18 hours; built-in lithium-ion battery; USB-C magnetic fast charging cable Apple’s 18-hour figure is based on 90 time checks, 90 notifications, 45 minutes of app use and a 60-minute workout with music; sleep tracking is not part of that scenario. Apple
Location	Dual-frequency GPS (L1 + L5) The L5 band helps separate signals reflected by tall buildings and trees; dual-frequency mode can increase battery use. Samsung	L1 GPS, GLONASS, Galileo, QZSS and BeiDou; compass; always-on altimeter This is single-frequency (L1) GPS; drift between tall buildings can be higher than on dual-frequency models. Apple
Health sensors	BioActive sensor: heart rate, irregular heart rhythm notification (IHRN), ECG, blood pressure, BIA body composition; continuous SpO2; skin temperature Availability of ECG and blood pressure depends on country and paired phone; blood pressure measurement is not offered in the US. Samsung	Blood oxygen sensor; electrical heart sensor (ECG app); third-generation optical heart sensor The Blood Oxygen app is not for medical use. The ECG app is not intended for people under 22 and may not be available in every country. Apple
Health features	Sleep apnea detection; Energy Score; AGEs Index (Labs, experimental) Energy Score turns sleep, activity and heart data into a daily readiness score; AGEs Index is experimental and not for diagnosis. Samsung	—
Connectivity	Bluetooth 5.3; Wi-Fi 2.4 + 5 GHz; NFC This version has no cellular connection; calls and notifications come through the paired phone. Samsung	Wi-Fi 802.11b/g/n 2.4 and 5 GHz; Bluetooth 5.3 Apple
Durability	5ATM, IP68, MIL-STD-810H; Armor Aluminum case 5ATM describes water resistance suitable for surface swimming; it is not for diving or high-speed water sports. Samsung	Water resistant to 50 metres under ISO 22810:2010; IP6X dust; ceramic and sapphire crystal back Suitable for shallow-water activities in a pool or the sea; not for scuba diving, waterskiing or high-velocity water. Apple
Size and weight	44.4 × 44.4 × 9.7 mm; 33.8 g (without strap) Samsung	45 × 38 × 10.7 mm; aluminium GPS: 38.8 g Apple
Feedback	Microphone, speaker, vibration motor Samsung	—
Colours	Green, Silver Samsung	Aluminium: Midnight, Starlight, Silver, (PRODUCT)RED Apple
Chip	—	S8 SiP with 64-bit dual-core processor; W3 wireless chip; U1 (Ultra Wideband) Ultra Wideband is used for close-range location with an iPhone; availability varies by region. Apple
Motion and safety	—	High-g accelerometer up to 256 g (Fall Detection and Crash Detection); high dynamic range gyroscope; Emergency SOS; international emergency calling On the GPS model, Emergency SOS needs a nearby iPhone or Wi-Fi Calling; international emergency calling works only on cellular models. Apple
Storage	—	32 GB Apple
Compatibility	—	Requires iPhone 8 or later with iOS 16 or later It cannot be used with Android phones. Apple