So, a data scientist just put the Apple Watch Ultra 2 up against Garmin, Samsung, and Whoop for heart rate and sleep tracking accuracy—and Apple came out on top. With the new update, it’s nearly as precise as the gold-standard chest strap. But here’s the kicker: battery life is still Apple’s Achilles’ heel. Would you trade longer battery for next-level accuracy? Where do you stand in the fitness tracker wars? #Tech #AppleWatchUltra2 #FitnessTech