Originally Posted by
noglider
In my ridiculously low sample size, my phone works a ton better than the Garmin I was using. The Garmin was old, and I bought it used, and the phone is an iphone 6S. What you say may be true in general, but the phone can work quite well for some of us.
I wonder when Garmin stopped updating the ephemeris for these units? Also how do you know the phone was more accurate?