Another way in which the Series 10 beats the Ultra is charging time, and this is something that's worth expanding on. Apple says that the Series 10 can charge from 0 to 80 percent in just 30 minutes (as opposed to older models which achieve the same feat in 45 minutes, whereas the Ultra models get there in an hour).

The longtime CEO of Masimo, Joe Kiani, has resigned from the company in the last few days and “that could open the door for lawyers from Apple and Masimo to work out a deal to bring blood-oxygen sensing back to new Apple Watches,” according to Bloomberg’s Mark Gurman in his latest Power On newsletter.

The latest smartwatch out of Cupertino delivers some fresh upgrades. Find out more in this Apple Watch Series 10 review.

The Apple Watch Series 10 improves on our favorite smartwatch with a bigger screen and new sleep health tracking, though not everyone needs to rush out and upgrade.

Choosing between the Apple Watch Series 10 and Ultra 2 comes down to size and price. But the Ultra 2 does have some hidden extra features that runners especially will want to know about.

Although the Apple Watch Series 10 offers plenty of updates, it's not the best value option. Instead, I'm going for its predecessor.

Apple Watch Series 10 brings the brand's smart wearable up to speed with a larger display space and and array of tiny tweaks.

For anyone using their Apple Watch around the clock, quicker charging means more time on your wrist and less time on the charger. That seems to be Apple’s focus here.

The Watch Ultra 2 is still Apple’s most expensive watch, but the new Series 10 betters it in some (but not all) ways that matter.