Samsung Galaxy Watch8 Classic (46 mm, Bluetooth) / Samsung Galaxy Watch5 Pro 45 mm

It is sold in one size only.

Sapphire crystal is a cover material that resists scratches better than ordinary glass.

Sapphire crystal resists scratches better than mineral and aluminosilicate glass; the raised bezel around the screen protects the glass from knocks.

The rotating bezel lets you scroll lists and apps without touching the screen; its position is read by a 3D Hall sensor found only on the Classic. Quick Button can be assigned to an app or function.

Samsung says its charge times were measured with a separately sold 25 W adapter.

Setup and use need an Android 12 or later phone with more than 1.5 GB of memory and Google Mobile Services.

Health features are for general wellness and fitness, not medical diagnosis.

Bioelectrical impedance analysis estimates values such as body fat and skeletal muscle; results are not for medical diagnosis.

The second frequency (L5) helps accuracy where signals bounce, such as among tall buildings or under trees.

5ATM suits surface water use such as swimming, not diving or high-speed water sports. Samsung says its MIL-STD-810H testing cycled the watch between –20 °C and 50 °C for 6 hours in total.

5ATM covers surface water activities such as swimming, not diving or high-pressure water. MIL-STD-810H is a set of military test methods, not a guarantee of impact resistance.

The D-Buckle band uses a folding clasp so the strap sits at the same point every time, in place of a standard pin buckle.

Samsung says the battery is 60% larger than the Galaxy Watch4’s.

Wear OS 3 and later do not work with iPhone. Blood pressure and ECG work only in markets supported by Samsung Health Monitor and with Galaxy phones.

Track Back follows the recorded path in reverse to help you return to the start.