Power through your workout
Go hard knowing that your watch can keep up, with the biggest battery capacity among our wearable series.
Never miss a beat
The powerful 3-in-1 Samsung BioActive Sensor controls three health sensors effectively: Optical Heart Rate, Electrical Heart, and Bioelectrical Impedance Analysis. The sensor can monitor your heart rate, track your cardiovascular health, and record your blood pressure.
Stronger than your toughest workout
Now 2x tougher front display thanks to Sapphire Crystal. It even looks indestructible with Black Titanium or Gray Titanium body cases to take the big hits.
Get your way
Enter the studio and customise from a range of new bands and styles to match your unique look. Mix and match with different combinations only on samsung.com. More information: Weight & dimensions | Width | 45.4 mm |  | Depth | 45.4 mm | | Thickness | 10.5 mm | | Weight | 46.5 g | Network | GPS (satellite) | Yes | | BeiDou | Yes | | GLONASS | Yes | | Galileo | Yes | Ports & interfaces | Wi-Fi | Yes | | Bluetooth version | 5.2 | | Near Field Communication (NFC) | Yes | | Headphone connectivity | Bluetooth | | Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n) | | Bluetooth | Yes | | Bluetooth profiles | A2DP, AVRCP, HFP, HSP | Performance | Operating system installed | Wear OS | | RAM capacity | 1500 MB | | Flash memory | 16 GB | | Processor manufacturer | Samsung | | Processor model | Exynos W920 | | Processor frequency | 1180 MHz | | Processor cores | 2 | Display | Display type | Digital | | Display resolution | 450 x 450 pixels | | Touchscreen | Yes | | Display diagonal | 1.4 " | | Display technology | OLED | | Display technology marketing name | Super AMOLED | | Always-on display | Yes | | Colour display | Yes | | Display number of colours | 16 million colours | | Display diameter | 34.6 mm | Design | Market positioning | Smartwatch | | Watch case size | 45 mm | | Watch case colour | Black | | Watch case material | Titanium | | Band colour | Black | | Band size | One Size | | Shape | Round | | Waterproof | Yes | | Protection features | Dust resistant, Waterproof | | International Protection (IP) code | IP68 | | Waterproof up to | 50 m | | Water resistance | 5 ATM | Power | Battery capacity | 590 mAh | | Battery life (max) | 80 h | Features | Heart rate monitor | Yes | | Heart rate contact sensors | Yes | | Heart rate sensor type | Electrical, Optical | | Blood pressure monitor | Yes | | Distance travelled | Yes | | Pedometer | Yes | | Calories burned | Yes | | Accelerometer | Yes | | Gyroscope | Yes | | Activity tracker | Yes | | Personal goals | Yes | | Quality of sleep | Yes | | Ambient light sensor | Yes | | Virtual assistant | Samsung Bixby | | Weather display | Yes | | Timer | Yes | | Electronic compass | Yes | | Barometer | Yes | | Vibrating alarm clock | Yes | | Military standard | MIL-STD-810H |
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