As far as sleep tracking goes, it keeps an eye on your rest periods across four stages of sleep and integrates nicely into a related app, which we found to be both accurate and user-friendly. This means that it can be kept on while swimming or while stuck out in the rain. This Fitbit Versa Smart Watch Sleep Tracker is a durably made product featuring high quality components, including aluminum alloy and impenetrable Gorilla glass, making this a fully waterproof product. More expensive than top pick, though made from heartier components.4 day battery life is slightly lower than top pick.#2 Fitbit Versa Smart Watch Sleep Tracker Compare this with the best running watches to find whatвЂ™s best for your daily workout. Additionally, there is no way to purchase a replacement band if yours should break down the line. Though we found the sleep tracking here to be particularly robust for a вЂњjack of all tradesвЂќ smartwatch, we must note that dedicated sleep trackers, such as our number three pick, do take more variables into account.

We also loved the built-in battery, which gets seven days of use out of a single charge.

In addition to sleep tracking, the Donerton is a fantastic fitness tracker and syncs up with your smartphone to receive text messages, control music, and more. It accurately tracks sleep-related metrics, such as resting heart rate and sleep quality, and the light form factor means youвЂ™ll hardly notice it on your wrist as you rest. The Donerton Smart Watch is actually a durably made and high-quality smartwatch, making this the best wearable sleep tracker that we tried.

Sleep tracking is robust, but dedicated products provide more metrics.

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