The sixth-generation Apple Watch, launched in September 2020 as the Series 6, introduced a host of new features that enhanced both health monitoring and convenience. One of the standout additions was the ability to measure blood oxygen levels (SpO2) using a new sensor and app, providing users with a deeper insight into their overall wellness. The Series 6 also featured a faster S6 chip, which improved performance and energy efficiency, and introduced a brighter always-on display, making it easier to see your watch face in any lighting condition. Another key enhancement was the inclusion of a built-in U1 chip, enabling ultra-wideband technology for improved location tracking and more precise device interactions within the Apple ecosystem. Additionally, the Series 6 continued to focus on health with advanced heart rate tracking, ECG, fall detection, and sleep tracking. Available in new colors and with a wider range of band options, the Apple Watch Series 6 reinforced its position as a premium wearable device focused on health, fitness, and everyday convenience.