10 Best Smartwatches 2025 in the UK

The Google Fitbit Inspire 3 Activity Tracker is a versatile device that offers extensive compatibility with both iOS 15+ and Android OS 9.0+, making it accessible to a wide range of users. One of its standout features is the impressive battery life of up to 10 days, reducing the need for frequent recharging.

For fitness enthusiasts, the tracker provides comprehensive fitness tracking capabilities, including 24/7 heart rate monitoring, Daily Readiness Score, Active Zone Minutes, all-day activity tracking, and over 20 exercise modes. It also automatically tracks exercises and offers reminders to move, promoting a more active lifestyle. Additionally, the device is water-resistant up to 50 meters, making it suitable for swimming and other water-based activities.

The 0.7-inch oval-shaped color touchscreen is user-friendly and customizable, adding to the convenience and aesthetic appeal. Notifications for calls, texts, and smartphone apps keep users connected, while the lightweight design ensures comfort for all-day wear. Despite these strengths, the small screen size may not be ideal for those who prefer larger displays. Also, while the Premium membership offers valuable insights and guidance, the benefits may diminish after the included six months. In summary, the Google Fitbit Inspire 3 is an excellent activity tracker ideal for users looking for a reliable fitness companion with long battery life and broad compatibility.

The Garmin Forerunner 55 GPS Running Smartwatch is designed with runners in mind, offering several features that cater specifically to fitness and training. One of its standout strengths is its built-in GPS, which is highly beneficial for tracking runs and outdoor activities accurately. The watch also provides training guidance, making it easier for users to follow structured workouts and improve their performance.

Additionally, it includes safety and tracking features, which can be reassuring for outdoor runners concerned about personal safety during runs. The watch's display type is sunlight-visible, using transflective memory-in-pixel technology, which ensures readability even in bright conditions, a valuable feature for outdoor use. The battery life, composed of lithium polymer, is decent and should comfortably last through workout sessions without frequent charging.

Connectivity options include Bluetooth, enabling easy syncing with your smartphone for notifications and data transfer. Design-wise, the watch is lightweight and has a round shape with a screen size of 1.04 inches, making it comfortable to wear during prolonged activities. It also boasts water-repellent properties, increasing its durability in various conditions. The Garmin Forerunner 55 is a solid choice for runners and fitness enthusiasts seeking a reliable, easy-to-use smartwatch that covers essential training and tracking needs without unnecessary complexity.

The Apple Watch Ultra 2, a GPS + Cellular model, stands out as a robust smartwatch particularly geared towards sports enthusiasts and adventurers. Its rugged titanium build, paired with a large 49mm sapphire-front display, ensures durability and visibility even in harsh conditions. The watch excels in fitness tracking, offering advanced metrics for runners, cyclists, swimmers, hikers, and divers, making it a versatile companion for various activities. It supports precision GPS and provides a wealth of data for training optimization.

In terms of battery life, the watch offers up to 36 hours of usage under normal conditions and extends to 72 hours in Low Power Mode, which is impressive for constant adventurers. The cellular connectivity allows for independence from your iPhone, enabling calls, texts, and music streaming on the go. However, this feature requires a mobile service plan. While the display is super-bright and always-on, which is ideal for outdoor use, some users may find the 49mm size slightly bulky for everyday wear. The watch is water-resistant up to 100 meters, making it suitable for swimming and diving, with dive computer capabilities available via an app.

The Apple Watch Ultra 2 is heavily integrated into the Apple ecosystem, which may not be the best choice for non-iOS users due to compatibility limitations. Additionally, the premium features and materials reflect in its higher price point, which might not appeal to budget-conscious consumers. Despite these considerations, the Apple Watch Ultra 2 is a highly capable smartwatch that meets the demands of active and adventurous lifestyles.