The training feature checks your workout to let you know if you are training correctly, while the biomechanical measurements allow you to understand your exercise.
Activity tracking follows when you run, swim, cycle, and more.
Smart notifications allow you to read and respond to calls and texts without ever using your phone.
Plus with Garmin Connect you can get connected with a community that allows you to review your progress, compete in challenges and encourage other's successes.
Measurements such as cadence stride length, ground contact time, are the key to understanding your form so you can bring your best on the big race day.
With the addition of a compatible heart rate strap or the compact Running Dynamics Pod which clips right onto your waistband, you can also take advantage of the cycling and swim training.
Forerunner 645 will track your distance pace stroke count and more.
Available from pricewaiter.com