10 Best Heart Monitor Watches 2025 in the United States

The Apple Watch Series 10 is a standout option for those seeking a heart-monitor watch, especially if you are already an Apple user. One of its strongest features is the accuracy of its heart rate monitoring, along with advanced health insights like ECG tracking and notifications for irregular heart rhythms. The 46mm Always-On Retina display is significantly larger than previous models, making it easier to read and interact with, which is a plus for everyday use. Battery life is quite decent, offering up to 18 hours of normal use, with a quick charge feature that allows up to 80% battery in just 30 minutes, although it can be less in heavy usage scenarios. Water resistance up to 50m ensures you can wear it while swimming or during other water activities, adding to its versatility.

On the downside, the watch requires an iPhone for full functionality, which may limit its appeal to Android users. While the battery life is generally good, it may not meet the expectations of users who prefer longer-lasting devices. The price point is also on the higher side, which could be a consideration for budget-conscious buyers. Additionally, while the watch is customizable, the reliance on Apple's ecosystem means that some features may not be fully utilized without other Apple products.

The Apple Watch Series 10 excels for fitness enthusiasts and those deeply integrated into Apple's ecosystem, offering a comprehensive suite of health and fitness tracking features along with essential smart capabilities. However, potential buyers should weigh its connectivity limitations and price against their specific needs and preferences.

The Fitbit Inspire 3 is a solid choice for anyone looking for a heart-monitoring watch that emphasizes health and fitness tracking. One of its key strengths is its impressive heart rate monitoring accuracy, providing 24/7 tracking which can help users stay informed about their cardiovascular health. The device also boasts a long battery life of up to 10 days, which reduces the need for frequent recharging—a big plus for busy lifestyles.

Water resistance is another highlight, as it's rated to withstand depths of up to 50 meters, making it suitable for swimming and other water activities. The color touchscreen is user-friendly, and its customizable clock faces add a touch of personalization.

In terms of connectivity, it uses Bluetooth to sync with smartphones, allowing users to receive notifications for calls and texts directly on the device. The inclusion of a 6-month Fitbit Premium membership offers access to personalized insights and advanced analytics, which can enhance the tracking experience.

On the other hand, there are some drawbacks. The screen size at 0.76 inches may be too small for users who prefer larger displays for easier readability. The lack of built-in GPS means users will need to rely on their smartphones for location tracking during outdoor activities. Additionally, while the device offers various health features, some may find the advanced capabilities (like stress management and sleep scoring) overwhelming or unnecessary.

The Fitbit Inspire 3 is especially well-suited for fitness enthusiasts and those who want an all-in-one health tracker. However, casual users or those specifically seeking a larger display or built-in GPS might want to consider other options.

The Fitbit Charge 6 Fitness Tracker is a robust choice for anyone looking to enhance their fitness routine with advanced health monitoring features. One of its biggest strengths is the comprehensive heart rate monitoring, which not only tracks your heart rate 24/7 but also displays it in real-time when linked with compatible exercise machines. This feature is particularly useful for those who want to keep a close watch on their cardiovascular health during workouts. Additionally, the built-in GPS ensures accurate tracking of your outdoor activities, providing turn-by-turn directions via Google Maps, which is a significant plus for runners and cyclists.

The device also includes a range of health metrics such as stress management scores, sleep tracking, and daily readiness scores, giving users a well-rounded view of their health. With water resistance, the Fitbit Charge 6 allows users to wear it confidently during various activities, including swimming. Compatibility with both iOS and Android devices makes it accessible to a wide range of users. The design is sleek and comfortable, with the inclusion of both S and L bands to ensure a good fit for different wrist sizes.

The 1.04-inch screen might be considered small by some users, which could affect readability. A standout feature is the integration with Google apps, including Google Wallet for contactless payments and YouTube Music controls, enhancing its functionality beyond just fitness tracking. The Fitbit Charge 6 is well-suited for fitness enthusiasts who want a comprehensive health monitoring tool with the convenience of smart features, though the screen size and potentially frequent charging could be minor drawbacks.