Samsung Galaxy Watch5 Pro (45 mm) / Apple Watch Series 7 (45 mm, GPS)

Samsung Galaxy Watch5 Pro (45 mm): The Galaxy Watch5 Pro comes in one size (45 mm): SM-R920 (Bluetooth) and SM-R925 (LTE), in Black Titanium and Gray Titanium. The 40/44 mm Galaxy Watch5 is a separate model with a different battery, case material and display size.

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 Watch5 Pro (45 mm)	Apple Watch Series 7 (45 mm, GPS)
Release year	2022	2021
Display	1.4-inch (34.6 mm) 450 × 450 Super AMOLED; full-colour Always On Display The bezel is raised above the display, which Samsung designs to protect the glass from knocks. There is no rotating bezel; menus are navigated with touch gestures and the buttons. 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
Glass and case	Sapphire Crystal; titanium case with D-Buckle Sport Band The D-buckle band folds open; because the watch cannot lie flat, it is charged on its side on the Samsung charger. Samsung	—
Processor	Exynos W920, dual-core 1.18 GHz Samsung	—
Memory and storage	1.5 GB RAM + 16 GB internal storage Samsung	—
Battery and charging	590 mAh (typical); WPC-based wireless faster charging Samsung says real battery life varies with network environment and usage patterns. 590 mAh is about 44% larger than the 410 mAh battery in the 44 mm Galaxy Watch5. 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
Operating system	Wear OS 3.5 (Powered by Samsung) with One UI Watch 4.5 at launch Activation requires connecting to an Android phone with Google Mobile Services; it cannot be used with an iPhone. Samsung	—
Sensors	Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart Signal + Bioelectrical Impedance Analysis), temperature, accelerometer, barometer, gyro, geomagnetic, light sensor Electrical Heart Signal enables ECG and Bioelectrical Impedance enables body composition estimates; ECG works through the Samsung Health Monitor app only in approved markets. Samsung	—
Connectivity	Bluetooth 5.2, Wi‑Fi 802.11 a/b/g/n 2.4 + 5 GHz, NFC, GPS/Glonass/Beidou/Galileo; LTE (LTE model only) The LTE model can make calls and use data without the phone nearby; support depends on the carrier. 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 5ATM covers surface water use such as swimming, not diving or high-pressure water. MIL-STD-810H is the US military standard for environmental test methods. 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
Phone compatibility	Android 8.0 or higher with more than 1.5 GB of RAM Samsung	—
Size and weight	45.4 × 45.4 × 10.5 mm; 46.5 g Dimensions are measured without the health sensors and weight without the 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
Chip	—	S7 SiP with 64-bit dual-core processor; W3 wireless chip; U1 (Ultra Wideband) 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 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
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
Location	—	GPS, GLONASS, Galileo, QZSS and BeiDou; compass; always-on altimeter 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
Colours	—	Aluminium: Midnight, Starlight, Green, Blue, (PRODUCT)RED Apple