Comment by ezfe Comment by ezfe 4 days ago 3 replies Copy Link View on Hacker News The Series 9 has a better low-power background accelerometer than the Series 8, which is likely the reason.
Copy Link Weryj 4 days ago Collapse Comment - But, both devices have breathing rate detection during sleep. So it's active in both devices over-night. Reply View | 2 replies Copy Link ezfe 4 days ago Parent Collapse Comment - Right, but I assume the "breathing rate" system kicks on much less frequently and precisely than what is needed to be clinically accurate. Reply View | 1 reply Copy Link MBCook 4 days ago Root Parent Collapse Comment - Or perhaps the system in the 9 is more accurate/detailed in preparation for this feature. Reply View | 0 replies
Copy Link ezfe 4 days ago Parent Collapse Comment - Right, but I assume the "breathing rate" system kicks on much less frequently and precisely than what is needed to be clinically accurate. Reply View | 1 reply Copy Link MBCook 4 days ago Root Parent Collapse Comment - Or perhaps the system in the 9 is more accurate/detailed in preparation for this feature. Reply View | 0 replies
Copy Link MBCook 4 days ago Root Parent Collapse Comment - Or perhaps the system in the 9 is more accurate/detailed in preparation for this feature. Reply View | 0 replies
But, both devices have breathing rate detection during sleep. So it's active in both devices over-night.