Samsung Galaxy Watch7 44 mm Bluetooth / Apple Watch Series 7 (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 7 (45 mm, GPS): Apple Watch Series 7, 45 mm aluminium case, GPS model. The 41 mm case, GPS + Cellular, stainless steel and titanium versions are separate configurations with different display area and weight.

Specification	Samsung Galaxy Watch7 44 mm Bluetooth	Apple Watch Series 7 (45 mm, GPS)
Release year	2024	2021
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; 1,143 mm² display area; 1,000 nits brightness The 41 mm case has 352 × 430 pixels and 904 mm² of display area. The LTPO panel lowers its refresh rate when the wrist is down so the screen can stay on. 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 battery test was done in August 2021 with preproduction watches paired to an iPhone; actual life varies with use and settings. The fast-charge test used the A2515 cable and a 20 W USB-C adapter; the adapter is not in the box. 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	GPS, GLONASS, Galileo, QZSS and BeiDou; compass; always-on altimeter 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 (Blood Oxygen app); electrical heart sensor (ECG app); third-generation optical heart sensor Blood oxygen readings are not for medical use. The ECG app and irregular rhythm notification need the latest watchOS/iOS and are not intended for people under 22. 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 5.0 LTE/UMTS is only on GPS + Cellular models. 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 resistant; ceramic and sapphire crystal back Suitable for shallow-water activities such as swimming 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: 38.8 g The 45 mm stainless steel case weighs 51.5 g and titanium 45.1 g. Apple
Feedback	Microphone, speaker, vibration motor Samsung	—
Colours	Green, Silver Samsung	Aluminium: Midnight, Starlight, Green, Blue, (PRODUCT)RED Apple
Chip	—	S7 SiP with 64-bit dual-core processor; W3 wireless chip; U1 (Ultra Wideband) Ultra Wideband availability varies by region. Apple
Motion and safety	—	Accelerometer up to 32 g-forces with fall detection; gyroscope; ambient light sensor; Emergency SOS On the GPS model, Emergency SOS needs the iPhone nearby or a known Wi-Fi network with Wi-Fi Calling; international emergency calling is only on the GPS + Cellular model. Apple
Storage	—	32 GB Apple
Compatibility	—	Requires iPhone 6s or later with the latest iOS Per Apple’s launch documentation; some features are unavailable when the watch is set up through Family Setup. Apple