Garmin Forerunner 645 GPS Watch
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Running is more than just exercise. It's a performance. With advanced monitoring tools and contactless payments, the Garmin Forerunner 645 GPS watch lets you put on an outstanding show on every run.
- Garmin Pay™ contactless payment solution lets you make convenient payments with your watch, so you can leave your cash and cards at home
- Wrist-based heart-rate monitoring helps you monitor your exertion levels and refine your training
- Tracks speed, distance, steps and calories burned, as well as advanced running dynamics including ground contact time, balance, stride length, vertical ratio and more
- Connected features include smart notifications, automatic uploads to Garmin Connect™ and the ability for others to track your runs with the LiveTrack feature
- Customize with free watch faces, apps and more from the Garmin Connect IQ™ store
- Battery life: up to 7 days in smartwatch mode; 12 hrs. in GPS mode
Imported.View all Garmin GPS Sports Watches
Average Battery Life
Smartwatch mode: 7 days; GPS mode: 12 hrs.
Heart Rate Sensor Type
Average Heart Rate
Heart Rate Target Zone(s)
VO2 Max Estimate
Digital 3-axis Accelerometer
Tracks Calories Burned
Pool Lap Recognition
Smart Device Notifications
Contains recycled materials
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