he Apple Watch Ultra 3 features a 49mm aerospace-grade titanium case, an Apple S10 processor, and a 3,000-nit always-on OLED display.
Core Specifications
Case Size: 49mm (49 x 44 x 12 mm)
Weight: 61.3g to 61.6g
Materials: Aerospace-grade titanium (Natural and Black finishes) with a sapphire front crystal glass
Display: Wide-angle Always-On Retina LTPO OLED, up to 3,000 nits brightness, 326 ppi
Processor: Apple S10 chip-in-package with a 4-core neural engine
Storage: 64GB
Battery Life: Up to 42 hours under normal usage (charges 0% to 80% in about 45 minutes)
Durability & Connectivity
Water Resistance: WR100 (100 meters), recreational scuba diving up to 40 meters (EN13319 certified)
Rugged Rating: MIL-STD-810H compliant and IP6X dust-resistant
Connectivity: GPS + Cellular (supports 5G speeds), satellite messaging and emergency location sharing, Ultra Wideband
Sensors: Electrical heart rate sensor (ECG), third-generation optical heart rate sensor, water temperature sensor, depth gauge, electrical ambient light sensor, compass, and gyroscope
Health Features: SpO2 monitoring, sleep apnea detection, and Vitals app tracking (heart rate, respiratory rate, wrist temperature, sleep duration)