Galaxy Watch 9 vs Ultra 2: Initial Fitness Tracking Data: Scientific Review

Samsung’s latest wearables, the Galaxy Watch 9 and Galaxy Watch Ultra 2, offer distinct strengths and weaknesses in fitness and health tracking, as analyzed by The Quantified Scientist. The Ultra 2 demonstrated notable heart rate accuracy, achieving correlation scores of 0.99 for indoor cycling and 0.98 for running, making it a standout in controlled conditions. […]
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