Fitbit Fitbit Charge

Watch · 4 models with guides

The Fitbit Charge series represents one of the most prominent lineups in the fitness tracking market, bridging the gap between basic activity bands and full featured smartwatches. Evolving across multiple generations—from early monochrome trackers like the Charge 2, Charge 3, and Charge 4 to the modern color display Charge 5 and Charge 6—this family has consistently prioritized continuous health monitoring in a slim, band style form factor. Over time, Fitbit transitioned the series from passive step tracking accessories into advanced biometric devices equipped with built in GPS, electrocardiogram (ECG) sensors, electrodermal activity (EDA) stress monitoring, and enhanced optical heart rate algorithms. Designed for daily fitness tracking, sleep monitoring, and outdoor workouts, the Charge…