Originally Posted by
Looigi
GPS in bike computers and in cell phones are receivers, not transmitters. The question is one of receiver sensitivity and resultant reliability and accuracy, which will depend on the chip(s) used, the antenna, and the processing and recording software, which includes the app being used on cell phones. In general, I find my cellphone to be as good or better than my Garmin devices.
Thanks for for the reply. That's alarming if the gps on a device that's built specially for this purpose isn't better than a cell phone.
Are you a iPhone user? I believe my issue with my phone stem from the new android os' (marshmallow) new doze function.