Apple Watch Series 4 (GPS)

Apple Watch Series 4 marks a generational leap in wearable capability. Larger edge-to-edge AMOLED Retina display (40mm or 44mm options) maximises screen real estate without bulk. S4 chip powers faster performance and responsive interactions. Dual heart sensors (electrical and optical) enable ECG readings and continuous heart rate monitoring. Enhanced accelerometer and gyroscope detect falls automatically, triggering emergency contacts. Built-in GPS logs precise workout routes. Water resistant to 50 metres for swimming and water activities. 16GB storage holds music, apps, and data locally. Bluetooth 5.0 ensures stable connectivity. watchOS integration unlocks Apple Pay, fitness tracking, and health notifications.