Oxygen Monitor
Always on. Always accurate — giving you peace of mind.
Compare Features. Pick with Confidence.
SleepU™
Wrist Oxygen Monitor
$159.00 USD
O2Ring™ Continuous Ring Oxygen Monitor
$159.00 USD
Checkme™ O2
Wrist Oxygen Monitor
$199.00 USD
Wearing Style
Wrist-Worn
Ring
Wrist-Worn
Vibration Trigger (Device)
SpO2
SpO2, Heart Rate
SpO2, Heart Rate
Vibration Trigger (App)
SpO2
SpO2, Heart Rate
SpO2, Heart Rate
Alert Type
Vibration
Vibration
Vibration & Buzzing
Battery Life
Up to 16 Hours
Up to 16 Hours
Up to 72 Hours
PC Software
Yes
Yes
Yes
Report Metrics
<90% Time,Drops over>4%,Drops per Hour, Avg. Lowest SpO2,HR,O2 Score
Same as left
Historical Trends in App
O2 Score, Drops, Lowest SpO2, HR
Same as left
App Data Update Interval
4s
4s
4s
Apple Health
Yes
Yes
Yes
SleepU™ Wrist Oxygen Monitor
$159.00 USD
O2Ring™ Continuous Ring Oxygen Monitor
$159.00 USD
Checkme™ O2 Wrist Oxygen Monitor
$199.00 USD
Wearing Style
Wrist-Worn
Ring
Wrist-Worn
Device & App Vibration Trigger
SpO2
SpO2, Heart Rate
SpO2, Heart Rate
Alert Type
Vibration
Vibration
Vibration & Buzzing
Battery Life
Up to 16 Hours
Up to 16 Hours
Up to 72 Hours
PC Software
Yes
Yes
Report Metrics
<90% Time,Drops over>4%,Drops per Hour, Avg. Lowest SpO2,HR,O2 Score
Same as left
Same as left
Historical Trends in App
O2 Score, Drops,Lowest SpO2,HR
Same as left
Same as left
App Data Update Interval
4S
4S
2S
Apple Health
Yes
Yes
Yes