GPS & Tracking

Garmin Vivoactive 3

Fitbit Charge

Garmin Fenix Chronos

Magellan Echo

Suunto Spartan Sport Wrist HR

Garmin Forerunner 210

Apple Watch Series 1

Polar M600

TomTom Runner Cardio

Withings Activite Steel

Pebble Time Steel

Garmin fenix 3 HR