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.
LET NOTHING WEIGH YOU DOWN
At 64 grams, Polar Grit X is one of the lightest outdoor multisport watches out there.
GO BEYOND AND BACK
The ultra-long battery life and multiple power save options make sure Polar Grit X won’t let you down even on your longest adventures.
DO WHAT MOVES YOU
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.
LEARN TO REFUEL
Stay energised throughout your session with the new FuelWise™ fueling assistant. LEARN MORE
ELEVATE YOUR GOALS
The detailed uphill and downhill stats from Hill Splitter™ tell you how you performed on the ascent and descent sections of your route. LEARN MORE
Plan your route on Komoot and let the turn-by-turn guidance on the watch keep you on the right track. LEARN MORE
DON’T LET THE ELEMENTS HOLD YOU BACK
There’s no such thing as bad weather when you’re well prepared. Polar Grit X shows you current weather and a 2-day forecast.
DISCOVER THE ULTIMATE TRAINING PLATFORM
Polar Grit X goes hand in hand with Polar Flow, the app and web service that keeps all your training, activity and sleep data, plans and progress reports conveniently in one place and at hand whenever you need it.
PLAN AND ANALYSE
Make a training plan for a full season and keep track of your progress with the extensive analysis tools.
SYNC YOUR DATA TO OTHER SERVICES
With Polar Flow, you can automatically sync all your training data to other apps, such as Strava or TrainingPeaks.
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.
LET NOTHING WEIGH YOU DOWN
At 64 grams, Polar Grit X is one of the lightest outdoor multisport watches out there.
GO BEYOND AND BACK
The ultra-long battery life and multiple power save options make sure Polar Grit X won’t let you down even on your longest adventures.
DO WHAT MOVES YOU
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.
LEARN TO REFUEL
Stay energised throughout your session with the new FuelWise™ fueling assistant. LEARN MORE
ELEVATE YOUR GOALS
The detailed uphill and downhill stats from Hill Splitter™ tell you how you performed on the ascent and descent sections of your route. LEARN MORE
Plan your route on Komoot and let the turn-by-turn guidance on the watch keep you on the right track. LEARN MORE
DON’T LET THE ELEMENTS HOLD YOU BACK
There’s no such thing as bad weather when you’re well prepared. Polar Grit X shows you current weather and a 2-day forecast.
DISCOVER THE ULTIMATE TRAINING PLATFORM
Polar Grit X goes hand in hand with Polar Flow, the app and web service that keeps all your training, activity and sleep data, plans and progress reports conveniently in one place and at hand whenever you need it.
PLAN AND ANALYSE
Make a training plan for a full season and keep track of your progress with the extensive analysis tools.
SYNC YOUR DATA TO OTHER SERVICES
With Polar Flow, you can automatically sync all your training data to other apps, such as Strava or TrainingPeaks.
FEATURE HIGHLIGHTS
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. LEARN MORE
Route Guidance & planning with komoot
Upload your route to your Polar Grit X and stay on the right path with real-time guidance. 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.
Weather
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. LEARN MORE
Nightly Recharge™
See how well you recover from your day during the night. LEARN MORE
Running Power
Get more comprehensive insight into the intensity of your running sessions. LEARN MORE
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.
OTHER FEATURES
Weekly training summary
Easy access to your weekly training stats, history and plans, straight on your watch.
Running Performance Test
The Running Performance Test helps you keep track of your progress and personalise your heart, speed and power zones. LEARN MORE.
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.
Power based Training Targets
In Polar Flow you can create training targets based on power.
Sport profiles
Polar Grit X supports over 130 different sports. Add your favorite sports to your sports watch in Polar Flow.
Music Controls & Phone notifications
Easily navigate around your playlist and adjust volume straight on your watch. Stay connected with notifications from your phone. Get alerts for incoming calls, messages, emails, calendar events and more.
Compass in Training Mode
Compass in training mode when added to the sport profile display.
Heart rate sensor mode
With the heart rate sensor mode you can use your wrist unit to track your heart rate and transfer live heart rate data to other Polar products such as cycling computers, or compatible gym equipment, apps and other devices via Bluetooth.
Sleep Plus Stages™
Follow your sleep stages and get insights to your sleep quality. LEARN MORE
Serene™ breathing exercise
Relax your body and calm down your mind with the help of a guided breathing exercise. LEARN MORE
POLAR FLOW
Plan your training
Plan all your training from individual workouts to full season plans.
Analyse 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.
Get social
Share your highlights, join groups and let the Polar Flow community help you on your way to your goals.
CONNECTIVITY
Connect with online sports communities
Strava TrainingPeaks Komoot MyFitnessPal Endomondo Nike+ Run Club READ MORE
Measurements
46 x 46 x 13 mm
Weight
64 g with wristband, 44 g without wristband.
Materials
Extreme high strength stainless steel case (with DLC coating on black color version). Glass fiber reinforced polymer back cover.
Display
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.
Battery
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.**
Connectivity
Bluetooth Low Energy. Custom USB cable for charging and data synchronization.