Best Budget: Letscom Fitness Tracker at Amazon. "Monitor your active minutes, calories burned, steps taken, and your heart rate to give you the complete picture .
Best Heart Rate Monitor: Apple Watch Series 4 at Walmart. and lets users track their heart rate, steps, calories, and sleep and it can all sync to your phone.
Letsfit Fitness Tracker with Heart Rate Monitor, Slim Activity Tracker Watch, Pedometer, Sleep Monitor, Step Counter, Calorie Counter, Waterproof Smart Band .
Buy Waterproof Fitness Tracker with Heart Rate Monitor, Step Tracker, Sleep Monitor, Lifesense Fitness Watch with Adjustable Wristband, Support Android and .