Information on the disposal of batteries, rechargeable batteries and electrical goods can be found here: Information on return & disposal

Working off energy while swimming, taking on challenging trails and much more: the Polar Grit X outdoor multisport watch was developed for those moments when the road is not enough and destinations away from surfaced paths await you. With its robust construction, incredibly long battery runtime and lightweight design, the Grit X will be your reliable companion even on more challenging adventures - and it also complies with military standards. Its practical features include integrated GPS, optical heart rate tracking on the wrist, compass, altimeter and the unique Polar training features.


  • Size (ø): 46 mm
  • Strap length: S/M (wrist circumference approx. 130-190 mm)
  • Strap width: 22 mm
  • Weight: 64 g incl. strap
  • Material: stainless steel (case) / silicone (strap) / Gorilla glass (glass)
  • Colour: white


  • FuelWise™ (smart fuelling assistant)
  • Hill Splitter™ (detailed data on your uphill and downhill performance)
  • Weather information
  • Route planning and import from Komoot
  • Precision Prime Sensor Fusion Technology: optical heart rate tracking on the wrist (OHR)
  • Running power on the wrist
  • FitSpark™ (daily, personal training guide)
  • Sleep Plus Stages™ (sleep tracking for REM, light and deep sleep)
  • Nightly Recharge™ (recovery analysis)
  • Serene™ (guided breathing exercise)
  • Integrated GPS and barometer
  • Smart coaching with many features
  • Waterproof to 10 bar
  • Many more design and technology highlights
  • Always-on colour touch display / resolution: 240 x 204 px
  • Lithium-polymer battery (346 mAh)
  • Battery runtime: max. 40 hrs. in training mode (GPS and heart rate tracking on the wrist) / max. 7 days when used daily (2 hrs. training, continual heart rate tracking, without smart notifications) / max. 30 days in watch mode (with daily activity)
  • Compatible with the following apps: Polar Flow, Polar Flow for Coach, Polar Club, Polar Team Pro, apps from third-party providers (e. g. Strava, Komoot, Training Peaks, MyFitnessPal)

Included in delivery

  • Polar Grit X outdoor multisport watch
  • Specific USB cable for charging/synchronising