While maintaining a 24-hour battery life, the Series 12 pivots toward high-density biometric data and ambient AI, introducing hardware-isolated audio processing.
The new S11 chip enables Live Rewind and Siri Recap to transcribe and summarize ambient conversations locally, raising legal concerns in all-party consent jurisdictions.
Apple has opened preorders for the Series 12 and Ultra 4 smartwatches, introducing an S11 processor, increased heart rate sampling, and a daily Readiness score.
The new wearable lineup shifts intelligence from the iPhone to the body, introducing a 'Readiness' score based on heart rate measurements taken every five seconds.
The new S11 chip enables heart rate readings every five seconds and introduces a biological 'Health Age' score, shifting the Apple Watch from fitness tracking to clinical monitoring.