Under-mattress sleep mat · $199.95, no subscription
Withings Sleep
Clinically validated sleep tracking, nothing to wear.
US list prices checked September 15, 2026 on the official store.
Best for
Cheap, validated sleep and apnea trends with zero effort
Watch out for
Sleep only; apnea (AHI) feature is EU-only
With Vora
Vora uses Withings sleep trends as one input into daily recovery.
Where Withings Sleep data syncs
What reaches Apple Health on iPhone, Health Connect on Android, and Vora through a direct connection (listed as Withings ScanWatch, scales and Sleep Analyzer).
| Metric | Apple Health (iPhone) | Health Connect (Android) | Vora direct connection |
|---|---|---|---|
| HRV | Not seen | Not seen | No route |
| Sleep stages | Not seen | Not seen | No route |
| Resting heart rate | Not seen | Not seen | No route |
| Blood oxygen | Yes | Yes | No route |
| Readiness score | No | No | No route |
How we rated the Withings Sleep
Our own assessment of a device we do not sell, weighted across six dimensions: accuracy 30 percent, coverage 20 percent, battery 15 percent, value 15 percent, comfort 10 percent, app and ecosystem 10 percent. Every score links to its source: independent testing, or the brand's own page for current-model specs and prices.
Excellent apnea screening and sleep/wake detection from a mattress sensor, but it overestimates total sleep and deep sleep and gives no true stage output, so it trails wearables on staging.
Against simultaneous polysomnography it hit AHI>=15 sensitivity 88.0% / specificity 88.6% (AUROC 0.926) and AHI>=30 86.0% / 91.2% (AUROC 0.954), but overestimated total sleep time by 25.8 minutes (7.0%) and does not provide sleep-stage analysis. JCSM 2021 PSG validation (n=118) ↗
For a contactless bed sensor it covers the core sleep story (duration, rough stages, heart rate, snoring, breathing, apnea trends) but nothing daytime, and independent testing flags soft staging accuracy.
In a four-device field comparison the Withings recorded deep sleep at 26.5% (vs the 13-23% healthy range) and users rated it accurate on only 46% of nights, the lowest of the four trackers tested. Frontiers in Computer Science 2022 field study ↗
It plugs into the wall so it never needs charging and captures every night with zero battery management, the best possible outcome for this dimension.
The reviewer notes the mat has no battery and records sleep each night with no further input once set up, with the only power caveat being that it must stay plugged into a wall outlet. Sleep Foundation 2026 review ↗
It is fully contactless under the mattress with nothing to wear, so it removes the observer effect of a watch or ring while you sleep.
The tester wrote that the complete lack of physical contact was something they really enjoyed, and the thin, lightweight mat did not make the mattress feel uneven. Sleep Foundation 2026 review ↗
The free Health Mate app is broad, integrating with Apple Health and 100-plus apps plus doctor sharing, but Withings support forums show recurring Apple Health sleep-sync remapping issues.
The Health Mate app integrates with Apple Health and over 100 other health-related apps and lets users share a sleep diary and health report directly with their doctor, all with no required subscription. Sleep Doctor 2026 review ↗
A one-time price with no subscription undercuts most sleep wearables and delivers clinically validated apnea and sleep trends, though the typical street price runs above the lowest listed figure.
The Sleep Foundation lists the mat at $130 with no subscription required, framed as a lot of functionality for an affordable sticker price, though Withings MSRP and Amazon list it higher (about $165 to $200). Sleep Foundation 2026 review ↗
Also reviewed by: Sleep Foundation (2026, expert tested), JCSM 2021 peer-reviewed PSG validation (n=118), Sleep Doctor (2026 review)
The Withings Sleep scorecard
Build a stack around the Withings
It is pre-loaded below. Drag in a second device to see how the combined coverage changes.
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Drag wearables from the ring into the arena, or tap to add. Combine up to 8, each signal takes the strongest sensor you own, and Vora reconciles them into one plan.
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LevelsCGMWithingsSleep
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GarminScale
SleepA focused setup. Great at its specialty, lighter everywhere else.
- A single device is simplest to live with. Vora squeezes the most out of whatever it captures.
FAQ
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