POLAR - Grit X

HK$4,180.00 HK$2,090.00


Hill Splitter™
Get detailed data about your performance on the uphill and downhill sections of your session.

FuelWise™ smart fueling assistant
Learn to refuel and maintain adequate energy levels during your long sessions.

Route guidance
Upload your route to your Polar Grit X and stay on the right path with real-time guidance.

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.

Advanced wrist-based heart rate
Polar Grit X tracks heart rate with the Precision Prime™ sensor fusion technology.

Check current weather info and a 2-day forecast straight on your watch.

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.

Nightly Recharge™
See how well you recover from your day during the night.

Sport profiles
Polar Grit X supports over 130 different sports. Add your favorite sports to your sports watch in Polar Flow.

Running Power
Get more comprehensive insight into the intensity of your running sessions.

Swimming metrics
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.

Energy sources
See how your body uses different energy sources during a training session. Polar Grit X divides your energy usage into carbs, proteins and fats.

Phone notifications
Stay connected with notifications from your phone. Get alerts for incoming calls, messages, emails, calendar events and more.

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.

Running Index
Get an estimate of your running VO2max and see how your running performance is developing.

Running Program
Get a personal and adaptive training plan that fits you and your goals.

Smart Calories
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.

Training Benefit
Get motivating feedback immediately after training describing the effect of the session.

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.

Sleep Plus Stages™
Follow your sleep stages and get insights to your sleep quality.

Serene™ breathing exercise
Relax your body and calm down your mind with the help of a guided breathing exercise.

Fitness Test
Test your fitness level easily in just 5 minutes without breaking a sweat.

47 x 47 x 13 mm

64 g with wristband, 44 g without wristband.

Extreme high strength stainless steel case (with DLC coating on black color version). Glass fiber reinforced polymer back cover.

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. Assisted GPS for fast fix times. Barometric altitude, incline, ascent and descent.**

Bluetooth Low Energy. Custom USB cable for charging and data synchronization.

Time and date. Alarm with snooze.

UI languages
English, German, French, Italian, Dutch, Norwegian, Spanish, Portuguese, Swedish, Finnish, Danish, Polish, Russian, Turkish, Indonesian, Czech, Japanese, Chinese (simplified)

Compatible with all standard BLE heart rate sensors and running cadence and power sensors as well as cycling speed, cadence and power sensors.

Durable and comfortable silicone.

S: wrist circumference 130-190 mm
M/L: wrist circumference 145-215 mm
Compatible with standard 22 mm quick release watch bands.

Operating temperature: from -20° to 50°C. Temperatures below -10°C may affect battery life and performance.
Tested against military standards (MIL-STD-810G).

Water resistance
Waterproof (WR100)

Magnetometer-based compass available in training mode (no GPS needed).