Display: Always-On Retina LTPO OLED, up to 2000 nits, enhanced scratch resistance.
Health Monitoring: Heart rate, ECG, SpO₂, wrist temperature, sleep tracking, hypertension and sleep apnea notifications.
Sports Features: Dozens of workout modes, GPS, Workout Buddy personalized coaching, advanced workout analytics.
Connectivity: Bluetooth 5.3, Wi-Fi, Ultra Wideband 2, optional 5G Cellular.
Battery Life: Up to 24 hours, up to 38 hours in Low Power Mode.
Protection: WR50 water resistance, IP6X dust resistance.
Case: Aluminum or titanium, available in 42 mm and 46 mm sizes.
OS: watchOS 26.
Additional Features: Apple Pay, Fall Detection, Crash Detection, Emergency SOS, iPhone camera control, notifications, Apple Intelligence support via iPhone.
Release Date: 2025.
Comparison with Apple Watch Series 10:
Apple Watch Series 11 retains the design of Series 10 but offers longer battery life (up to 24 hours), more durable display glass, 5G support on Cellular models, and new health features, including hypertension notifications and improved sleep analysis. For Series 10 owners, the changes are relatively minor, while users upgrading from older models will notice significantly more improvements.