Apple Watch Series 9 delivers industry-leading heart-rate accuracy with advanced optical and electrical sensors..Samsung Galaxy Watch 6 offers precise heart tracking with enhanced BioActive Sensor technology..Garmin Fenix 7 provides pro-grade heart-rate accuracy ideal for endurance athletes and outdoor training..Fitbit Sense 2 ensures reliable 24/7 heart monitoring with advanced PurePulse 2.0 sensors..Garmin Forerunner 965 delivers elite-level heart-rate precision for runners and triathletes..Polar Vantage V3 offers high-fidelity heart-rate readings with its top-tier Polar Elixir sensor suite..Amazfit GTR 4 ensures strong accuracy with its dual-LED BioTracker 4.0 sensor setup..Apple Watch Ultra 2 delivers ultra-precise HR tracking for extreme sports and adventure activities..Coros Pace 3 gives dependable heart-rate monitoring in a lightweight, budget-friendly fitness watch..Read More Stories.Join our WhatsApp Channel to get the latest news, exclusives and videos on WhatsApp