AI BriefingApple Unveils Apple Watch Ultra 4
Key point
Apple has unveiled the Apple Watch Ultra 4, featuring the S11 chip and a 50-hour battery life.
Details
Apple has unveiled the Apple Watch Ultra 4, featuring the new S11 chip and significantly improved battery performance. The starting price in South Korea is 1,249,000 KRW, with an official release on September 18.
Performance and Battery
The S11 chip handles on-device AI processing and health data analysis. It provides up to 50 hours of battery life during normal use and up to 84 hours in low-power mode. In extended workout mode, it lasts up to 45 hours, and a 15-minute charge provides up to 18 hours of usage.
Health and AI Features
Aiming for the most accurate heart rate measurement among wearables, it increases HRV (heart rate variability) measurement frequency by up to 24 times. The new Readiness feature analyzes sleep, activity levels, and more to provide a score from 0 to 10 and recommend recovery steps. Siri AI, provided with watchOS 27, understands personal context, with Korean language support scheduled for October.
Audio Intelligence and Design
Utilizing the built-in microphone and the S11 chip, it introduces Audio Intelligence features that recognize sirens, baby cries, and other sounds. All processing occurs within the Secure Exclave, a hardware-isolated zone, ensuring no recording or storage takes place. The design features Natural and Black Titanium cases that can be paired with new color bands, and Hermès models were also unveiled.
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