Product Price Heart Rate Monitor GPS Waterproof Rating (IPX) Battery Life (hours) Screen Size (inches) Activity Tracking
Apple Apple Watch Series 11 GPS
US
£297.95 50m Up to 24 hours 46mm or 42mm (display area 1220 sq mm or 989 sq mm) Running, Hiking, Cycling, Swimming and 30+ workout types with advanced metrics (Heart Rate Zones, Training Load, Workout Buddy)

Series 11 adds advanced health sensors, improved battery life, and fast charging with options in 46mm and 42mm. It suits users who want comprehensive health monitoring, multisport activity tracking, and seamless iPhone integration.

Garmin Venu 4
US
£410.71 5 ATM Up to 12 days (45 mm) or 10 days (41 mm) AMOLED (45 mm and 41 mm sizes) 24/7 health monitoring, sleep, steps, workouts, running dynamics, VO2 max, Body Battery

Garmin Venu 4 is a fitness-focused AMOLED smartwatch with wrist-based heart rate, ECG support, dual-frequency GPS and multi-day battery life. It suits users who want advanced daily health monitoring and reliable outdoor activity tracking without daily charging.