Withings
Under-Mattress Sleep Sensor
Best No-Wearable Tracker
Withings Sleep Tracking Mat
Best for: Sleepers who do not want to wear or charge a device and prefer automatic nightly trend collection
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Buy with confidence: The link opens the exact Withings Sleep Tracking Mat offer sold by Amazon.com. Amazon listed a free 30-day refund or replacement path when checked September 11, 2026. Confirm the seller, current price, delivery, and return terms at checkout.
Key Features
- •Thin sensor sits under the mattress near chest level and plugs into an outlet
- •Tracks sleep timing and stages, interruptions, resting heart rate, breathing rate, and snoring trends
- •Starts tracking automatically when you get into bed and syncs results to the Withings app
- •No wearable battery or required subscription for the core nightly data
Pros & Cons
Pros
- +Nothing to wear, remember, or charge each night
- +Collects consistent passive trends when wearables disturb sleep
- +Adds snoring and breathing-rate context alongside timing and stages
Cons
- -Tied to one side of one bed rather than following you during travel
- -Cannot provide all-day activity or workout context
- -Placement and mattress setup must follow Withings instructions for reliable collection
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