Finally, a Sleep Tracker That Doesn’t Need to Sleep With Me
To evaluate the Hatch’s accuracy, I compared its readings with those from my Apple Watch Series 12 and Oura Ring 5. (Hatch says the first few nights are a calibration period, so data may be less accurate during this period.) Sleep duration estimates were generally consistent, but the most noticeable variance appeared in the sleep stages. That's a metric I tend to take with a grain of salt, regardless of what sleep tracker I'm testing. While it can offer more context into broader sleep patterns, I'm skeptical that any consumer device can precisely map brain activity minute by minute throughout the night, let alone one that only relies on motion-based tracking.
Bedside Manners
The biggest catch with the Sleep Clock is that placement has a significant impact on its tracking accuracy. Hatch instructs you to place the device on your nightstand, roughly level with your mattress and facing your...
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