The Apple Watch Series 6 is smaller (40mm and 44mm) than the Series 9 (41mm and 45mm). The Series 9 now features a neural processor that allows onboard Siri computations. The Series 6 does not.

Don't miss out on 32% off the Apple Watch SE (2nd Gen, GPS, 40mm) at Amazon. If you're hoping for a little bit more from your smartwatch, the Apple Watch Series 10 is also on sale at Amazon right now.

Apple Watch Series 4-6 and SE. The Series 4 was the first Apple Watch to have a major redesign, with sleeker cases and bigger screens for a fresher look and improved ergonomics.

42mm GPS Apple Watch Series 10. Jet Black Aluminum Case with Black Sport Band (S/M) - $299.00, down from $399.00 Jet Black Aluminum Case with Ink Sport Loop - $299.00, down from $399.00; Rose Gold ...

Apple Watch Series 9 has a fancy new chip, but Apple hasn't done too much with it — yet. ... If you get it with an aluminum case and the new Sport Loop band, it'll be carbon neutral.