GPS & Tracking

Garmin Forerunner 920xt

Garmin Fenix 5S

Garmin Vivofit 4

Withings Activite Steel

Apple Watch Series 3

TomTom Spark 3

Suunto Ambit3 Vertical

Samsung Gear S3 Frontier

Apple Watch Series 2

Garmin Vivomove HR

Garmin fenix 3

Suunto M2