10 Best Fitness Tracker Smart Watches 2025 in the United States

The Apple Watch Series 10 stands out with its larger display and sleek design, making it comfortable to wear. It excels in heart rate monitoring with ECG capabilities and offers detailed sleep tracking, including alerts for sleep apnea. The built-in GPS is reliable for tracking your outdoor activities, and the water resistance up to 50 meters makes it suitable for swimming and other water sports. Additionally, the always-on Retina display ensures you can easily view your stats at any time, even in bright sunlight.

The 18-hour battery life may require frequent charging if used extensively throughout the day, though quick charging can provide 80% in just 30 minutes. Compatibility is limited to users with iPhones, which may be a drawback for those with other smartphone brands. The cellular connectivity feature adds convenience by allowing calls and texts without needing your phone nearby, but requires a cellular service plan.

The watch offers a premium fitness tracking experience and robust safety features like fall detection, its higher price point and dependence on the Apple ecosystem may not appeal to all users. The customization options for bands and watch faces add a personal touch, and the device’s durability, including dust resistance and crack-resistant glass, ensures it can withstand various activities. The watch is also environmentally conscious, being carbon neutral when paired with select bands.

The Apple Watch SE (2nd Gen) is a solid choice if you want a fitness tracker that also keeps you connected without needing your iPhone nearby, thanks to its cellular option. It includes built-in GPS, so you can accurately track outdoor workouts like running or cycling. The heart rate monitor is reliable and works alongside safety features like Fall and Crash Detection, giving extra peace of mind. Sleep tracking is included, helping you understand your rest patterns, though it’s not as detailed as some specialized sleep devices.

The battery life typically lasts a full day, which is enough for daily use but requires nightly charging. With a 50-meter water resistance, you can swim or shower worry-free. Compatibility is best if you already use Apple devices, as it integrates smoothly with the iPhone and Apple services. The display is bright and sharp with a 40mm screen, easy to read during workouts or daily use. Activity tracking covers various workouts with detailed metrics, and the included Apple Fitness+ subscription adds extra motivation.

While the battery might not satisfy those who want multi-day use without charging, and it’s not compatible with Android phones, this smartwatch is a fashionable and functional option for Apple users focused on fitness, safety, and staying connected on the go.

The Apple Watch Ultra 3 is designed for serious athletes and outdoor adventurers who want a durable, feature-packed smartwatch. It offers precise heart rate monitoring and advanced GPS that work well for activities like running, swimming, cycling, and hiking. Its rugged titanium case and sapphire crystal display ensure it can handle tough environments, with water resistance up to 100 meters, making it suitable for swimming and diving.

The bright, always-on display is easy to read even in bright sunlight or at wider angles, and the customizable action button adds convenience during workouts. Battery life is impressive, lasting up to 42 hours on a full charge and up to 72 hours in a low power mode, which is great for longer adventures without frequent charging. The watch also tracks sleep, blood oxygen levels, and can alert you to health issues like irregular heart rhythms or hypertension, providing valuable wellness insights. Safety features include fall detection, crash detection, and even satellite communication to call for help when out of cell range.

Its large 49mm size might be bulky or heavy for some users, and it’s best suited for those already using an iPhone, as compatibility is limited to recent Apple phones. Priced on the higher end, the Apple Watch Ultra 3 makes a strong choice for those seeking a robust, multi-sport fitness tracker with top-notch health and safety features built into a stylish, rugged package.