When you’re going further than anyone else, you need tools that last with you. Polar Grit X is designed to take you through even the roughest, most epic sessions without clashing with your everyday style.
Military Level Durability
Polar Grit X has passed several MIL-STD-810G tests, including extreme temperatures, drop and humidity.
At 64 grams, Polar Grit X is one of the lightest outdoor multisport watches out there.
The ultra-long battery life and multiple power save options make sure Polar Grit X won’t let you down.
Whether you're out on the trails or preparing for your future adventures with supportive workouts indoors, Polar Grit X comes with all the essential tools you need to make progress and achieve your goals.
Plan your route on Komoot and let the turn-by-turn guidance on the watch keep you on the right track.
Stay energized throughout your session with the new FuelWise™ fueling assistant.
The detailed uphill and downhill stats from Hill Splitter™ tell you how you performed on the ascent and descent sections of your route.
Get detailed data about your performance on the uphill and downhill sections of your session.
Upload your route to your Polar Grit X and stay on the right path with real-time guidance.
Advanced wrist-based heart rate
Polar Grit X tracks heart rate with the Precision Prime™ sensor fusion technology.*
FitSpark™ training guide
Polar Grit X and the FitSpark™ training guide make sure you’re prepared for your pursuit to conquer the trails with ready-made daily workouts that match your recovery, readiness and training history
Polar Grit X supports over 130 different sports. Add your favorite sports to your sports watch in Polar Flow.
Polar Grit X automatically detects your heart rate, swimming style, distance, pace, strokes and rest times. Distance and strokes get tracked also in open water swimming.
FuelWise™ smart fueling assistant
Learn to refuel and maintain adequate energy levels during your long sessions.
Route planning with Komoot
Plan your route on Komoot, import it to your Polar Grit X and let the turn-by-turn guidance take care of navigation for you.
Check current weather info and a 2-day forecast straight on your watch.
See how well you recover from your day during the night
Get more comprehensive insight into the intensity of your running sessions
See how your body uses different energy sources during a training session. Polar Grit X divides your energy usage into carbs, proteins and fats.
Strava Live Segments
Make your runs and rides more exciting with Strava Live Segments. Get alerts about nearby segments, see real-time performance data during a segment and check your results right after you finish.
Training Load Pro
Quantify the strain of your training session and see how your training strains the different parts of your body
Get a personal and adaptive training plan that fits you and your goals
Get motivating feedback immediately after training describing the effect of the session
Sleep Plus Stages™
Follow your sleep stages and get insights to your sleep quality
Test your fitness level easily in just 5 minutes without breaking a sweat.
Get an estimate of your running VO2max and see how your running performance is developing.
Know exactly how many calories you’ve burned based on your weight, height, age, gender, your individual maximum heart rate (HRmax) and how hard you’re training.
Continuous Heart Rate
Get a comprehensive view on how your heart behaves during your day. Continuous heart rate monitoring gives you even more accurate calorie burn and activity data and tells you the lowest and highest heart rate of your day.
Serene™ breathing exercise
Relax your body and calm down your mind with the help of a guided breathing exercise
Always-on color touch display. Laminated Gorilla glass lens with anti-fingerprint coating, protected with forged stainless steel bezel with lugs. Size 1.2”, resolution 240 x 240.
346 mAh Li-pol battery. Battery life up to 40 h in training mode (GPS and wrist-based heart rate) or up to 7 days in watch mode with continuous heart rate tracking. Multiple power save options available.
GPS & Barometer
Integrated GPS, GLONASS, Galileo, QZSS. Assisted GPS for fast fix times. Barometric altitude, incline, ascent and descent.**
Operating temperature: from -20° to 50°C. Temperatures below -10°C may affect battery life and performance.
Tested against military standards (MIL-STD-810G)
Plan your training
Plan all your training from individual workouts to full season plans.
Analyze your results
Get to the heart of your performance with the extensive training analysis tools.
Share with your coach
Share your training data with your coach or PT with the free Polar Flow for Coach service.
Share your highlights, join groups, and let the Polar Flow community help you on your way to your goals.