After extensive research and testing, we recently updated the filters used to measure distance in MapMy. We believe o
For every workout, our app processes the GPS data that we receive from your phone to map your route and calculate distance. Before this update, our calculations did not filter out extraneous data points consistently, so we built a new system to provide a more accurate and consistent measurement of workout distance. This new system does a better job of filtering out “noisy” GPS points.
For information about how to edit your workout, check out this Help Center article.