![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
![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/960x720/__key/communityserver-discussions-components-files/431/20200915_5F00_114222.jpg)
PULSE OX READINGS OF GARMIN FENIX 6X IS 5% UNDER REALITY - fēnix 6 series - Wearables - 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)
Why Pulse Oximeter sp02 works at night only from 00 - 04 h - Forerunner 945 - Running/Multisport - Garmin Forums
![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 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](https://preview.redd.it/d7n5yy3i6zz51.jpg?auto=webp&s=7599d5640ff2ff946a674916f605e13b18ae9650)