#2
Wellue
O2Ring
67 positive 0 neutral 10 negative
Based on 77 Reddit mentions
$189.99
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Most discussed features
Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
Continuous Blood Oxygen Monitor?
I use a cheap Wellue/Viatom Bluetooth clip-on oximeter. Mine cost around $20 from Amazon. There are several that are known to work with OSCAR: https://josepheoff.github.io/posts/morepulseoximeters The biggest positive is that they are cheap. All are available for $30 or less. The biggest negative is
...JRE_Electronics in r/CPAP
May 7, 2026 7:10 PM
2
Sleep Trackers Wildly Different
I have a Fitbit that I've used for years. Since starting PAP therapy about 18 months ago, I've gotten a Wellue O2 ring (which says it will track sleep stages if you pay a monthly subscription) and some sleep earbuds that also claim to track sleep stages (also at least one phone-based app). I used th
...Motor-Blacksmith4174 in r/CPAP
December 23, 2025 3:27 AM
1
