7 Best Activity Tracker Rings 2025 in the United States

The ULTRAHUMAN Ring AIR is a versatile sleep and fitness tracker designed for both men and women. One of its standout features is the comprehensive health tracking, which includes detailed insights into sleep stages, activity levels, stress, heart health, and even women's health metrics like ovulation and pregnancy tracking. This makes it particularly beneficial for women looking to track their reproductive health.

The ring also offers advanced sleep tracking, providing actionable steps to improve your rest and recovery, which can be a game-changer for anyone looking to optimize their daily performance. The lack of a subscription fee for essential features is a significant plus, as it means you can access all the standard health metrics without additional costs. However, the ring does not have GPS, which might be a drawback for those who rely on location tracking for their activities.

Its Bluetooth connectivity ensures that you can easily sync your data with the Ultrahuman app. The ring is lightweight at just 3.7 grams and is designed to be comfortable, but it's important to use the sizing kit to ensure a proper fit. Battery life is decent, with a lithium polymer battery that should last long enough for daily wear. The design is sleek and modern, appealing to those who care about aesthetics as well as functionality. In summary, the ULTRAHUMAN Ring AIR is a robust and stylish option for anyone looking to monitor their health and fitness closely, though it may not suit those who need GPS tracking.

The Oura Ring Gen3 Horizon in Silver is a sleek and modern activity tracking ring that excels in several areas. Its design is stylish and discreet, making it suitable for continuous wear, whether at the gym or a formal event. Made of lightweight, durable titanium, it is also non-allergenic and water-resistant, adding to its practicality.

The ring offers impressive health and fitness tracking capabilities, including sleep tracking, heart rate monitoring, and stress and activity tracking, providing comprehensive health insights through its research-grade sensors that monitor over 20 biometrics. This makes it a strong contender for those looking to closely monitor their health and wellness metrics. Additionally, the Oura Ring's compatibility with both iOS and Android, and its ability to sync with over 40 popular health and fitness apps, enhance its usability and integration into daily life.

The device boasts a battery life of 5-7 days, reducing the need for frequent charging, which is a notable convenience. However, the Oura Ring requires purchasing a sizing kit before buying the actual ring, which could be seen as an inconvenience. Moreover, the membership fee of $5.99 per month after the first free month may be a drawback for some users. Despite these minor inconveniences, the Oura Ring Gen3 Horizon offers a strong blend of advanced features in a compact, attractive form, making it an excellent choice for anyone serious about tracking their health in a non-intrusive way.

The Xiaomi Smart Band 9 Global Version offers a strong combination of features for anyone looking to track their activity and health metrics. Its 1.62-inch AMOLED display, with brightness peaking at 1200 nits, ensures readability even in bright sunlight. The automatic brightness adjustment makes it user-friendly in varying lighting conditions. With a lightweight design at just 27 grams and a range of colors and straps, it provides both comfort and style. The aluminium alloy frame adds a touch of elegance and durability, suitable for both casual and formal settings.

The band excels in battery life, boasting up to 21 days on a full charge thanks to its 233 mAh battery and efficient power consumption technology, making it a great option for users who prefer less frequent charging. Additionally, its water resistance up to 50 meters means it can be worn while swimming. In terms of health and fitness tracking, the Xiaomi Smart Band 9 is equipped with advanced sensors for heart rate, blood oxygen saturation, stress levels, and more. Over 150 workout modes cater to a wide variety of activities, whether you're indoors or outdoors. It also offers female health management and breathing exercises.

Though it lacks built-in GPS, relying on smartphone connectivity for location tracking, the band runs on MI Band OS and is compatible with most smartphones via Bluetooth 5.4. While it has 16 MB of storage, which is limited, this should be adequate for most users' needs. This activity tracker is ideal for those seeking a budget-friendly yet feature-rich fitness companion.