About
The Garmin Forerunner 645, a successor to the Forerunner 630, was designed for runners and multisport athletes seeking advanced performance metrics and fitness tracking. With features like built-in GPS, heart rate monitoring, and music storage, it catered to athletes who wanted more than just basic tracking. It appealed to those focused on serious training and performance improvement. The Forerunner 645 is no longer available for direct purchase from Garmin.Last 12 months
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History *
* The statistics displayed are based on the data we determine for the workouts uploaded to Runalyze. This assumes that the uploaded file specifies the device and is correctly recognized by us, which is especially the case for FIT files. This may be biased due to different availability of historical data depending on the vendor/supplier.