What is a Personal Record (PR)? September 16, 2019 21:36 Updated A PR is your best time at a given distance, i.e. your fastest 5K ever is 26 minutes 43 seconds. Related articles I was asked to update my plan based upon my PR, should I? How Do I Apply My Garmin Workout to My Planned Workout? What does the filled in blue circle indicate? How to update Run With Hal for a Postponed or Cancelled Race | Corona Covid-19 Why are my prescribed paces too hard or too easy?