Drag to inspect
Editor's Choice — Lab Score 9.6
Oura Ring 5
Smart Sleep Ring
4.4 · 1,968 verified owners
Share
“The only tracker that beat our polysomnography on REM detection three nights out of four — and the first one we forgot we were wearing.”
— DRIFT Sleep Lab, after 30 nights
What earned it
- Clinical-grade HRV accuracy in lab cross-checks
- Full week of battery — best in class
- Titanium shell shrugs off 30 nights
- AI advisor turns data into actions
What to know
- Sizing kit required before purchase
- Deepest insights need the membership
- 1-week battery life
- Titanium shell, IP68 waterproof
- Free sizing kit before you buy
$399
Deal lock ends in 10:16:16
8 curators clicked · we may earn a commission
Restock Alarm
This week's best seller is almost gone.
Leave your email — the lab pings you the second stock returns, before the next midnight drop goes out.
From the lab archive
