Get Smartwatch Oximeter Background. How accurate are the smartwatches pulse oximeter sensors? When we talk about pulse oximeters or pulse oximetry, we are delving into the realm of medical tech and talking about a device that's able to measure oxygen levels or oxygen saturation in the blood.
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Blood, or pulse, oximeters have been used as one tool for determining whether a person may have a pulse oximeter is a small medical device that measures heart rate and blood oxygen saturation. So let's take a look at the top 5 smartwatches that come with an oximeter Nowadays, it's becoming more common to see smartwatches with spo2 sensors for measuring blood oxygen saturation. So, if i cannot really trust their accuracy, should i buy a smartwatch with an oxygen sensor?