Product Price Battery Life (hours) Heart Rate Monitor GPS Accuracy (meters) Water Resistance (meter) Weight (grams) Screen Size (inches)
Coros Pace 3
US
£171.15 15 days regular use / 38 hours GPS Dual-frequency GPS (GPS/QZSS, GLONASS, BeiDou) for improved accuracy 5 ATM 30g (with nylon band) 1.2 in

Lightweight multisport GPS watch with a 1.2 in transflective touchscreen, dual-frequency GPS, next-generation optical HR and SpO2 sensors, and long battery life (15 days smartwatch / 38 hours GPS). Suited for runners and endurance athletes who want accurate GPS, good sensor set, and long runtime in a compact package. Includes breadcrumb navigation and barometric altimeter.

★ Ideal for

Good for GPS watches under £200 because it offers dual-frequency GPS for high accuracy and 38 hours of GPS battery life in a very lightweight 30g design.

Withings ScanWatch Light
US
£186.81 Up to 35 days 5ATM 27.1g 37mm dial

Hybrid smartwatch with a 37mm stainless-steel case, grayscale OLED display, 24/7 heart-rate monitoring via PPG, sleep tracking and connected GPS; up to 35 days battery life and 5ATM water resistance. Suits users who want long battery life, medical-grade health features and a traditional-watch look rather than a full-screen smartwatch.

★ Ideal for

Suitable for budget-conscious runners seeking a top-rated GPS-capable fitness watch under £200 because it offers connected GPS, 24/7 heart-rate monitoring and up to 35 days battery life.

Amazfit T-Rex 2
US
£149.47 24 days typical, 10 days heavy use dual-band GNSS, multi-band support (GPS Galileo GLONASS Beidou QZSS) 10 ATM 66.5 g 1.39 in

Rugged outdoor smartwatch with long battery life, dual-band multi‑GNSS GPS and an improved optical heart‑rate sensor. Built to 10 ATM water resistance and military-grade durability, it suits multi‑sport tracking and long outdoor adventures. Offers an AMOLED display and detailed activity tracking through the Zepp app.

★ Ideal for

Ideal for GPS watches under £200 because its dual-band GNSS, 24-day typical battery life, and accurate optical heart-rate tracking deliver high-value fitness and navigation performance.

Amazfit Active 2 (Round)
US
£74.73 Up to 10 days typical; up to 21 hours continuous GPS 5 ATM 31.4g 1.75 in

Amazfit Active 2 (Round) is a round ZeppOS smartwatch with an AMOLED 1.75 in display, built-in GPS with multi-satellite support, BioTracker 6.0 heart-rate sensor, 5 ATM water resistance and up to 10 days typical battery life. It targets fitness users who want mapping, many sport modes and long battery life in an affordable package.

★ Ideal for

Suitable for GPS fitness tracking under £200 because it offers multi-satellite positioning, continuous-GPS runtime up to 21 hours and a 10-day typical battery life.