Apple Watch Ultra 4: Enhanced Health Features and Performance

WHO:

Techmeme - Apple Inc. is the manufacturer of the Apple Watch Ultra 4.

TechRadar - The reviewer spent a week testing the Apple Watch Ultra 4.

WHAT:

Techmeme - The Apple Watch Ultra 4 features a new Health Sensing System and an S11 chip.

TechRadar - The Apple Watch Ultra 4 has a bigger battery, a new health-sensing system, heart rate variability (HRV) monitoring, and faster charging capabilities.

Mashable - The Apple Watch Ultra 4 was reviewed, but many new features are not yet available.

WHERE:

TechRadar - The testing of the Apple Watch Ultra 4 took place over several days, though no specific location was mentioned.

WHEN:

TechRadar - The reviewer spent a week with the Apple Watch Ultra 4, but no specific dates were provided.

WHY:

Techmeme - The Apple Watch Ultra 4 aims to enhance health monitoring and performance for users.

HOW:

Techmeme - The Apple Watch Ultra 4 incorporates a revamped Health Sensing System and advanced technology with the S11 chip.

(UPDATED September 17, 2026 13:05 UTC)

Apple Inc. has unveiled the Apple Watch Ultra 4, which boasts a new Health Sensing System and an S11 chip designed to enhance health monitoring and performance for users. A reviewer spent a week testing the device, highlighting its larger battery, heart rate variability monitoring, and faster charging capabilities, although many new features are not yet available. The testing took place over several days, but specific details about the location or dates were not provided.