The best heart rate monitors for Garmin & Zwift for 2020 – Chest & Optical HRM
As much as I love my Garmin Fenix 6 and other multi-sports watches, the wrist-based optical heart rate monitoring is poor. The accuracy will vary a lot depending on placement and the activity. For me, with things like cycling and rowing, accuracy is poor to the point of being useless. Generally, for things like rowing,…