Battery life: The Apple Watch Ultra 2 staying power is perhaps the biggest lure. It offers 36 hours of everyday use while the Apple Watch Series 10 stretches to 18 hours. When you fire up the GPS, both watches cover a marathon. The Ultra 2 run time extends to 12 hours versus 7 hours on the Series 10.

The Apple Watch Series 10 has been on my wrist for three months now and it's clear that it's the best smartwatch Apple ever made. But that doesn't mean there aren't things that a future Series 11 could do better.

The Apple Watch Series 11 and Ultra 3 will reportedly alert users when they have high blood pressure. Here’s what you need to know.