Build a report
Pick the runs to compare, then open the report and use Save as PDF to share it with a coach.
Run library
Click a run to add it to the comparison. Use Edit to give it a name, tags and notes — these travel into the report so your coach sees the context, not just the numbers.
Add your own runs — drop
.fit files here, or
Analysed in memory and kept only for this browser session — your file is never written to the server's disk, and is discarded when the session expires. Export from Garmin Connect: open an activity → gear icon → Export original.