Apple Watch Series 12 Explained: New Health Sensors, Readiness Score and 5G
igeekphone.com Sep 12, 2026

Apple Watch Series 12 Explained: New Health Sensors, Readiness Score and 5G

AI-summarised brief · reviewed before publication

Apple unveiled the Watch Series 12 on September 9, pairing it with the new iPhone lineup. The model introduces a revamped health‑sensing system, featuring updated optical and electrical heart sensors that record heart rate every five seconds and capture HRV data more frequently. A new Readiness score aggregates sleep, activity, training load, and vital signs into a daily 0‑10 rating with actionable advice. The watch also supports 5G connectivity and is priced at 2,999 yuan for aluminum, 5,799 yuan for titanium, and 7,499 yuan for ceramic.

💡 Why It Matters

  • · By delivering continuous, high‑frequency physiological data, the Series 12 enables more precise daily health insights, moving the smartwatch from passive tracking to proactive wellness guidance.