![Despite the SpO2 / pulse ox being not for medical use, I'm still disappointed in its accuracy. The pulse oximeter on my 245 is consistently out by 7-15%. Pretty much useless, even as a gimmick. (This photo was from a reading whilst sitting dead still, relaxed ... Despite the SpO2 / pulse ox being not for medical use, I'm still disappointed in its accuracy. The pulse oximeter on my 245 is consistently out by 7-15%. Pretty much useless, even as a gimmick. (This photo was from a reading whilst sitting dead still, relaxed ...](https://preview.redd.it/d7n5yy3i6zz51.jpg?width=1080&crop=smart&auto=webp&s=bffe124ef0e61db996feaa5202f0801bfbd2914e)
Despite the SpO2 / pulse ox being not for medical use, I'm still disappointed in its accuracy. The pulse oximeter on my 245 is consistently out by 7-15%. Pretty much useless, even as a gimmick. (This photo was from a reading whilst sitting dead still, relaxed ...
![Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41746-023-00851-6/MediaObjects/41746_2023_851_Fig4_HTML.png)
Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine
![Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41746-023-00851-6/MediaObjects/41746_2023_851_Fig2_HTML.png)
Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine
![Forerunner 245's pulse ox inaccurate? 90% is not normal for someone who doesn't smoke and who's not out of breath. Plus most of the time they struggle to get a reading. What's Forerunner 245's pulse ox inaccurate? 90% is not normal for someone who doesn't smoke and who's not out of breath. Plus most of the time they struggle to get a reading. What's](https://i.redd.it/kvevczqia8z31.jpg)
Forerunner 245's pulse ox inaccurate? 90% is not normal for someone who doesn't smoke and who's not out of breath. Plus most of the time they struggle to get a reading. What's
![Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41746-023-00851-6/MediaObjects/41746_2023_851_Fig1_HTML.png)
Pulse oximetry values from 33,080 participants in the Apple Heart & Movement Study | npj Digital Medicine
![My new Forerunner 245 Music does not ever get GPS signal - Forerunner 245 Series - Running/Multisport - Garmin Forums My new Forerunner 245 Music does not ever get GPS signal - Forerunner 245 Series - Running/Multisport - Garmin Forums](https://forums.garmin.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/399/pastedimage1581260833132v1.png)
My new Forerunner 245 Music does not ever get GPS signal - Forerunner 245 Series - Running/Multisport - Garmin Forums
![When I saw this, I thought it's fake but then checked with my oximeter and it showed 99% good job Garmin! : r/Garmin When I saw this, I thought it's fake but then checked with my oximeter and it showed 99% good job Garmin! : r/Garmin](https://i.redd.it/9b812wvh8ls51.jpg)
When I saw this, I thought it's fake but then checked with my oximeter and it showed 99% good job Garmin! : r/Garmin
![PULSE OX READINGS OF GARMIN FENIX 6X IS 5% UNDER REALITY - fēnix 6 Series - Wearables - Garmin Forums PULSE OX READINGS OF GARMIN FENIX 6X IS 5% UNDER REALITY - fēnix 6 Series - Wearables - Garmin Forums](https://forums.garmin.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/431/BEA806D9_2D00_1E60_2D00_4C32_2D00_B2D9_2D00_33A2BD98B38C.jpeg)
PULSE OX READINGS OF GARMIN FENIX 6X IS 5% UNDER REALITY - fēnix 6 Series - Wearables - Garmin Forums
![Amazon.com: DCome Sleep Monitor Device for Adults - Wearable Sleep Oxygen Monitor for Continuous O2 Level & Heart Rate Tracking - Sports Use : Health & Household Amazon.com: DCome Sleep Monitor Device for Adults - Wearable Sleep Oxygen Monitor for Continuous O2 Level & Heart Rate Tracking - Sports Use : Health & Household](https://m.media-amazon.com/images/I/71NeZynyU9L._AC_UF350,350_QL80_.jpg)
Amazon.com: DCome Sleep Monitor Device for Adults - Wearable Sleep Oxygen Monitor for Continuous O2 Level & Heart Rate Tracking - Sports Use : Health & Household
![Wellue Oxysmart Bluetooth Fingertip Blood Oxygen Saturation Monitor with Alarm, Batteries, Carry Bag & Lanyard for Wellness Use : Amazon.ae: Health Wellue Oxysmart Bluetooth Fingertip Blood Oxygen Saturation Monitor with Alarm, Batteries, Carry Bag & Lanyard for Wellness Use : Amazon.ae: Health](https://images-eu.ssl-images-amazon.com/images/I/51Z9GeKmpRL._AC_UL600_SR600,600_.jpg)
Wellue Oxysmart Bluetooth Fingertip Blood Oxygen Saturation Monitor with Alarm, Batteries, Carry Bag & Lanyard for Wellness Use : Amazon.ae: Health
![Pulse oximeter version mismatch Update software - Forerunner 945 - Running/Multisport - Garmin Forums Pulse oximeter version mismatch Update software - Forerunner 945 - Running/Multisport - Garmin Forums](https://forums.garmin.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/400/screen.jpg)
Pulse oximeter version mismatch Update software - Forerunner 945 - Running/Multisport - Garmin Forums
![Why Pulse Oximeter sp02 works at night only from 00 - 04 h - Forerunner 945 - Running/Multisport - Garmin Forums Why Pulse Oximeter sp02 works at night only from 00 - 04 h - Forerunner 945 - Running/Multisport - Garmin Forums](https://forums.garmin.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/400/Screenshot_5F00_20190608_2D00_075731.png)