Specifications are maintained on Pack4Back GearDB (community edits and revision history). Values may differ from the manufacturer or your unit—verify before buying.
Best UseRunning
Average Battery LifeSmartwatch mode: Up to 14 days. GPS-Only GNSS mode: Up to 30 hours. All-Systems GNSS mode: Up to 25 hours. All-Systems GNSS mode plus Multiband: Up to 16 hours
Battery TypeLithium Ion
Display Size1.3 inches
IlluminationBacklight
AltimeterPressure-based
CompassYes
GPS/Satellite DetectableYes
HRM Included/IntegratedYes
Heart Rate Sensor TypeWrist-based
Average Heart RateYes
Pulse OximeterYes
Heart Rate Target Zone(s)Yes
VO2 Max EstimateYes
Recovery AdvisingYes
Tracks StepsYes
Pedometer TypeDigital 3-axis Accelerometer
Pace AlertYes
Interval TrainingYes
Tracks Calories BurnedYes
Water-Resistant Depth50 meters
Pool Lap RecognitionYes
Stroke RecognitionYes
Sleep TrackingYes
AlarmYes
Time DisplayYes
StopwatchYes
Programmable RoutesYes
Number of Routes30
Number of Waypoints1000
CustomizationApps
Smart Device NotificationsYes
Data ExchangeANT+
Compatible Fitness AccessoriesHeart Rate Monitor
GenderUnisex