I had a distance issue I discussed on another thread. To summarize, my morning walk under clear sky (which I have done many times) started showing 6-8% shorter distance after updates 12.23 and on (including 12.27). It took me a while to figure it out…

Hi Stefan, I'm also training with Garmin running coach for a marathon at the end of April (see you in Hamburg? ).

Thus, I'm also in the middle of Build Phase. My long runs are currently 1h30 and I also asked myself if that is sufficient. That's what…

My tactix 7 pro determines a very good distance. In contrast, the distance measurement on my tactix Delta was ALWAYS very poor. This model has - at least for me - ALWAYS determined too short a distance. It made no difference whether smart recording was…

S60 can display last shot distance using options screen. Before you make another shot click on the option button (the one with the red marker)  and on the option screen select green looking glass, this will give you stats for the last short recorded by…

Would you post images of the tracks or links to the activities? Since most people are complaining that the F6 is recording short by a few percent, your almost 40% error is well off. 

How long have you had the watch? How many other activities have you recorded…

If you are hiking the AT like in the whites the 3d distance will match more the trail distance on the map not using 3d it will be short on your watch then the map.