However, straps that fit 44mm/45mm/46mm Apple Watch models will also work with the ... It’s placed on the upper arm, where many people keep their smartphones, and allows the heart rate monitor ...

It’s quite astonishing. The Apple Watch Series 9 retains the 41mm and 45mm case sizes introduced with the Series 7 in 2021, meaning older bands will remain compatible with the latest smartwatch.

The design also received a refresh with softer and more rounded edges and new sizes of 41mm and 45mm. The Apple Watch 7 also includes blood oxygen monitoring, an ECG app, and activity tracking.

The Apple Watch 9 was released in 2023 and is available in 41mm and 45mm sizes with a starting price of $399 / £399 / AU$649 for the smaller 41mm display and $429 / £429 / AU$1,199 for the ...