Blood oxygen / SpO₂ smartwatches

Garmin's rugged, long-battery-life watch with a solar charging option.

Google's own smartwatch, deeply integrated with Android and Fitbit.

The thinnest Apple Watch yet, with a larger always-on display.

Garmin's premium multisport watch, with a bright AMOLED display option.

Samsung's mainstream smartwatch with a faster chip and improved sleep coaching.

Samsung's rugged flagship, aimed directly at Apple Watch Ultra.

Apple's rugged, longest-battery-life watch, built for outdoor endurance sports.

A budget-friendly smartwatch with a surprisingly long battery life.

Fitbit's mainstream fitness smartwatch with built-in GPS.