Series 9 ... [Android]

: It includes a robust set of sensors, including ECG , heart rate monitoring, and temperature sensing. Note that Blood Oxygen features may be restricted in certain regions due to ongoing patent disputes.

: The 2000-nit Always-On Retina display remains excellent for outdoor visibility, effectively matching the peak brightness of many newer standard models. Series 9 ...

See how the Series 9 holds up against newer models in these recent long-term reviews: : It includes a robust set of sensors,

is the "sweet spot." It is significantly more feature-rich than the entry-level Apple Watch SE while avoiding the high cost of the Series 11 or Ultra 3. See how the Series 9 holds up against

As of early 2026, the Apple Watch Series 9 Go to product viewer dialog for this item.

: It is a major leap for anyone still using a Series 6 or earlier. However, users already on a Series 7 or 8 may find the differences too minor to justify the cost.