Apple Watch Series 12 vs Series 11: Here’s everything new

The Apple Watch Series 12 introduces substantial upgrades over the Series 11, focusing on core components that power watchOS and new AI capabilities. Key enhancements include a new Health Sensing System with a more capable heart rate monitor for improved health and fitness tracking. While retaining the same design for a third year, it offers a more meaningful refresh than its predecessor. Pre-orders are open, with a September 18 launch at a starting price of 399.