Note, however, that none of these devices have on-board GPS, so you'll need to carry your phone if you want to map your workout. The Inspire 2 also comes with a one-year subscription to Fitbit Premium, which gives you access to a huge collection of guided workouts and meditations, plus tools for monitoring your wellbeing over time.Īll three devices sync wirelessly with your phone, and allow you to receive smartphone notifications in your wrist, The Fitbit Inspire 2 has all those features, plus the ability to plot trends in your resting heart rate over time, a special sleep mode to prevent disturbances overnight (plus a silent alarm for the morning), swim tracking, and the ability to track Active Zone Minutes, with alerts when you move between heart rate zones during a workout.

It can also take you through guided breathing sessions designed to lower your heart rate if you're feeling anxious (though, unlike the Fitbit Sense, none of the Inspire devices actually measure stress). The Fitbit Inspire HR uses your heart rate together with its accelerometer to monitor your sleep stages. You'll also be able to see a graph of your heart rate as you exercised. It can piggyback on your phone's GPS while you're walking, running or cycling, allowing you to view a map of your workout in the Fitbit app afterwards. It can begin tracking certain workout types automatically thanks to its accelerometer.Īs its name suggests, the Fitbit Inspire HR also offers all-day heart rate monitoring, but it has several other features tucked up its sleeve too, which make it a much more capable device. The original Fitbit Inspire tracks steps, active minutes (periods of moderate to intense activity lasting at least 10 minutes), distance, and calories burned. Inspire 2 monitors heart rate zones during workouts.No on-board GPS, but Inspire HR and Inspire 2 can piggyback on phone.Original Fitbit Inspire doesn't track heart rate or sleep.Fitbit Inspire 2 (Image credit: Fitbit) Features

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