Features
Dual GPS provides highly accurate location tracking, even in densely built-up areas or forests. It features an additional side button that can be customized to instantly start workouts or activate the siren in emergencies. "Shock sensor, heart rate monitor. The enhanced BioActive sensor keeps up even when facing waves." Heart rate sensor, optical sensor, blood pressure monitor. Easily track your workouts, even underwater, with Water Lock mode. Track swimming, water skiing, kayaking, or windsurfing. The Galaxy Watch Ultra tracks all of that and mor Multi-sports. If you encounter a problem, press and hold the Speed ??button for 5 seconds to activate a powerful siren. A sharp 86dB sound can be heard up to 180 meters away, piercing through a forest. When GPS isn't enough, the watch is ready with a distress signal. It detects falls, sends an SOS via the home button, and provides instant access to GPS medical information at night. The screen automatically switches to Night Mode, preserving your nighttime vision. Night Mode is only available on select watch faces. Sleep tracking features are for general health and fitness purposes only. They are not intended for the detection, diagnosis, or treatment of any medical condition or sleep disorder. For accurate blood pressure readings, calibration is required every four weeks using a blood pressure monitor and wristband. A Samsung Galaxy smartphone running Android 9.0 or later is required. The Galaxy Watch Ultra must be paired with a Samsung Galaxy smartphone running One UI 6.1.1 or higher. It comes pre-loaded with the latest version of One UI Watch (based on Android Wear OS 5), resulting in more stable battery life and smoother navigation from the first use. Technical adjustments may be required, or its medical features may not function if they are not compatible with your geographic region. Samsung has improved the Energy Score and sleep analysis in the 2025 series, with sensors processing data faster and more accurately thanks to exclusive software updates for the latest versions. It features better power management thanks to the new software processing, potentially giving you a few extra hours of battery life.