Apple Watch Ultra 2 vs. Ultra 4 Buyer's Guide: Should You Upgrade?

Key Points:

• The Apple Watch Ultra 4, priced at $799, introduces a larger display, S11 chip with 4GB RAM, an advanced Health Sensing System, 5G satellite connectivity, and longer battery life compared to the discontinued Ultra 2, which is available refurbished from $589.
• Both models share a 49mm titanium case, dual-frequency GPS, 3,000-nit display, and support for recreational diving, but Ultra 4 offers a 5% larger screen, faster charging, and enhanced health and fitness tracking capabilities.
• The Ultra 4's Health Sensing System provides more frequent heart rate and HRV measurements, enabling new features like Recovery HRV, daytime Vitals views, and the Readiness app, offering a significantly improved health-tracking experience.
• The S11 chip in Ultra 4 supports new features such as more accurate step tracking, a Steps complication, and Audio Intelligence including Sound Recognition and automatic music identification, enhancing usability and safety.
• Upgrading from Ultra 2 to Ultra 4 is recommended mainly for users who prioritize advanced health insights, longer battery life, and future-proofing with upcoming software features, while Ultra 2 remains a strong value option for those satisfied with core functionalities.