Best Smart Watches of 2025

What to look for When searching for a smartwatch, these are the most important things to look for FeatureWhy it mattersBattery lifeFlagship watches often last 1-2 days; fitness‐oriented or rugged devices try for much longer.Health & fitness featuresThings like heart-rate, SpO₂, ECG, sleep tracking, GPS, sometimes body-composition, stress, recovery, etc.Durability & buildWater resistance, ruggedness, scratch resistance, case materials (aluminum, titanium,…