It’s available in 46mm and 42mm cases, whereas the Series 8 comes in 45mm or 41mm sizes, but the Series 10 is only 9.7mm thick while the Series 8 is 10.7mm. Left to right: Apple Watch Series 9 ...
When it launched in 2022, the Series 8 was the first Apple Watch with the ability to measure and track changes to your body temperature while you sleep. It also introduced car crash detection, a ...