Apple Watch Series 11 offers advanced health monitoring, including high/low heart rate notifications, sleep tracking with sleep scores, and ECG capabilities. It provides comprehensive fitness metrics for workouts and boasts up to 24 hours of battery life. The watch alerts you to potential hypertension and offers insights into sleep quality, heart rate, irregular rhythms, and blood oxygen levels. Its thin and lightweight design ensures comfort for all-day wear and sleep tracking. As a fitness partner, it features advanced metrics, Pacer, Heart Rate Zones, and training load. Workout Buddy, powered by Apple Intelligence, provides real-time audible motivation. The battery supports up to 24 hours of normal use and fast charging. Built for durability, it features a scratch-resistant glass display (2x more than Series 10), 50m water resistance, and IP6X dust resistance. Safety features include fall detection, crash detection, emergency SOS, and Check In. Stay connected on the go with cellular capabilities for calls, texts, music, and podcasts without your iPhone, now with 5G for faster speeds. Requires iPhone 11 or later with iOS 26 or later. Hypertension notifications are for users 22+ and not for pregnant individuals. Data plan and 5G availability vary. Battery life depends on usage. Apple Intelligence requires a nearby compatible iPhone and Bluetooth headphones. ECG app is for users 22+ and generates a single-lead ECG. Irregular rhythm notification requires updated watchOS and iOS and is not for users under 22 or those with diagnosed AFib. Sleep apnoea notifications are for users 18+ without a diagnosis. Vitals and Blood Oxygen apps are for wellness only. Apple Fitness+ requires a subscription. Fast charging is compatible with Series 7 and later, Ultra models, and SE 3. Water resistance is not permanent. Emergency SOS requires cellular or Wi-Fi calling.