Fitbit Charge 6 review: An affordable fitness tracker that absolutely nails the essentials

When you buy through our links, Business Insider may earn an affiliate commission. Learn moreThe Fitbit Charge 6 offers excellent heart rate and sleep tracking, along with some basic smart functions.Rachael Schultz/Business InsiderFitbit's Charge series has long been the Goldilocks of fitness trackers — not quite a smartwatch, but far more capable than a basic step counter. With the Charge 6 (released in 2023), Fitbit packed basic smarts into a just-big-enough package, bringing features li