3 ms·
The whoop measures and averages your HRV over your deep sleep to give you one number. The AppleWatch, at last time I researched, just gives you your HRV, NOW.
by vadansky 2y ago
The whoop measures and averages your HRV over your deep sleep to give you one number.
The AppleWatch, at last time I researched, just gives you your HRV, NOW. And my impression is it's not really a useful number as a snapshot, since it varies so much during the day it's not really useful to know what it is at 10:40 AM EST.
- petesergeant 2y agoMy Apple Watch appears to have taken HRV measurements at 2 hour intervals last night overnight — is it a granularity difference then?
- vadansky 2y agoI think the idea is it has to during your deep sleep specifically, which may or may not overlap with those 2 hour intervals.
- jerlam 2y agoIt's hard to understand how Apple, one of the most valuable companies in the world who employs top-tier chip designers, hardware and software integrators, is unable to do something (measure HRV all day/night long) that its competitors do, in a device whose battery lasts a fraction of Whoop and Garmin.
- byyoung3 2y agobecause they are not focused on the small details. Whoop is so focused, they don't even have time to add a clock to the wearable