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Zones wrong in FR955

Hello, My RHR is 56, MHR is 163.

The watch has calculated %LTHR and extrapolated percentages for HR zones.

Zone 5 = >100%

Zone 4 =  95-100%

Zone 3 = 89-95%

Zone 2 = 80-89%

Zone 1 = 65-80%

None of these correlate to any tables I have ever seen, nor do they correlate to zone calculations using HRR...the watch zones seem to be much to high %age of MHR.

Am I wrong? If not is there a solution to get the zones accurate.

TIA

  • If the zones are set to %LTHR then the zone percentages set will align to the LTHR detected by the watch, otherwise it will be based on MHR or HRR?

    Regardless, you can customise the zone bands to suit which ever metric you are using and personal preference. For me I use %LTHR  and the following zone values.

    Zone 5 = >105%

    Zone 4 =  100-105%

    Zone 3 = 90-100%

    Zone 2 = 80-90%

    Zone 1 = 75-80%

    You can view and change MHR, LTHR, RHR and zone values via User Profile>Heart Rate & Power Zones settings.

  • Ahh, I see, I had assumed the zone percentages were of MHR, the way they were on my old watches.  Thanks so much for illuminating me.