What is GLONASS on Fitbit?
GLONASS. For exercises with built-in GPS, this setting can shorten the time it takes for Charge 4 to find a GPS signal and enhance GPS performance. Note: Turning on this option can reduce battery life on your tracker. Low Power Mode.
Is GPS on Fitbit accurate?
However, some people are wondering if the GPS tracker is accurate. The truth is that it is only reasonably accurate. The main reason for this is the amount of satellites the Fitbit charge 5 has access to. Devices with GPS and GNOASS connectivity are far more accurate than a device that has only have GPS connectivity.