Last Updated on October 11, 2020 by Jude Simeone
The Grit X is the latest wearable from Polar, it’s a rugged and durable device certified with MIL-STD-810G that ensures it can withstand harsher temperature, humidity, and drop. Just like the Vantage series and Ignite, the Grit X is fitness-focused and even more equipped to track your active life comprehensively with additional activity tracking features like Hill Splitter, FuelWise, and a handful of other new features.
Polar Grit X Full Specifications
|Polar Grit X|
WHERE TO BUY
|Device name||Polar Grit X|
|Device type||Fitness/Sport Smartwatch|
|Released date||April, 2020|
|Display type||MIP transflective LCD|
|Display size||1.2 inch|
|Display resolution||240 x 240 pixels|
5 physical buttons
|Customizable watch face||Yes|
|Dimension||47 x 47 x 13 mm|
|Casing material||Stainless steel/
Glass fiber reinforced polymer back
|Bezel Material||Stainless steel|
|Interchangeable band||Yes, 22mm|
|Screen protection||Corning Gorilla Glass 3|
|Water resistant/Protection||Yes, 10ATM (MIL-STD-810G)|
|Memory card slot||No|
|Heart rate monitoring||Yes|
|Menstrual cycle tracking||No|
|Under-water heart rate tracking||Yes|
|On-screen workout modes||No|
|Preloaded sport modes||Yes|
|Heart rate monitor (HRM)||Yes|
|Operating system (OS)||_|
|Type of battery||Non-removable Li-ion battery|
|Battery life||GPS and wrist-based heart rate: 40 hrs
Watch mode with heart rate: Up to 7 days
|Charging type||USB cradle|
|Charging time||About 1-2 hours|
|Battery saver mode||Yes|
|Compatibility||Android and iOS|
|Companion app||Polar Flow app|
|Polar Grit X|
|Quick start guide|
|NOTE: We can't guarantee that all the information on this table are 100% correct. Read full disclaimer. Please, report an error.|
Polar Grit X Features
- Design – Sturdily Built
- 1 Week Long Battery Life
- A Comprehensive Activity Tracker
The Grit X has a sophisticated design and it does look very stylish as well. It has a stainless steel case with reinforced glass fiber polymer for the back, yet quite lightweight at 64g. While the screen is protected with Corning Gorilla Glass(unverified version) and the finely crafted bezel makes it charming. The 1.2 inch MIP LCD touch display is always-on with anti-fingerprint coating and it’s s quite slim at 13mm. Straps are available in silicone which is soft and comfortable to wear all day long.
The battery life of the Grit X is very impressive, you get about 40hrs long battery life with continuous GPS and heart rate tracking, while on normal mixed usage, it keeps you going for about 7 days.
Just as mentioned earlier, the Grit X is fitness-focused and well equipped to track your active life comprehensively. It comes with an inbuilt GPS, altimeter, heart rate sensor, and accelerometer which enables it to track your heart rate, sleep stages, swimming activities, fitness level, calories, and more. Grit X will also give you information about the weather so you can plan well. Moreover, it features some new features such as turn-by-turn navigation, Hill Splitter that gives you performance data on your uphill and downhill activities, and FuelWise that gives recommendations to help you refuel better.
Below are some of the activity tracking features of the Grit X,
|Activity Tracking Features||Grit X|
Has a compass that allows you to know your exact orientation.
Automatically detects your heart rate, swimming style, distance, pace, strokes and rest times. Distance and strokes get tracked also in open water swimming.
|Fitness Level Test|
Test your fitness level easily in just 5 minutes without breaking a sweat.
|Breathing Session For Stress Management|
Relax your body and calm down your mind with the help of a guided breathing exercise
|Complete Sleep Monitoring|
Tracks your complete sleep cycle including stages and time spent in each.
Get motivating feedback immediately after training describing the effect of the session. Learn more
Check current weather info and a 2-day forecast straight on your watch
|Continuous Heart Rate Tracking|
Tracks your heart rate continuously to give you a comprehensive view of how your heart behaves during the day as well as 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.
Get a personal and adaptive training plan that fits you and your goals.
|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.
Upload your route to your Polar Grit X and stay on the right path with real-time guidance.
Get an estimate of your running VO2max and see how your running performance is developing.
|Training Load Pro|
Quantify the strain of your training session and see how your training strains the different parts of your body.
Get detailed data about your performance on the uphill and downhill sections of your session
Learn to refuel and maintain adequate energy levels during your long training sessions.
|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
See how your body uses different energy sources during a training session. Polar Grit X divides your energy usage into carbs, proteins and fats.
Get more comprehensive insight into the intensity of your running sessions.
See how recovered your body is and get recovery feedback. Learn 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.
It allows you to do multiple sports in one training session and seamlessly switch between sports without interrupting the recording of your training.
Built-in GPS provides accurate speed and distance measurement for a range of outdoor sports, and allows you to see your route on the map in the Polar Flow app and web service after your session.
|Leg Recovery Test|
The Leg Recovery Test tells you whether your legs are ready for high-intensity training.
|Running Performance Test|
The Running Performance Test helps you keep track of your progress and personalize your heart rate, speed, and power zones.
|Cycling Performance Test|
Helps you follow your progress, allows you to personalize your power zones, and tells you your personal functional threshold power. A compatible power meter required.
Although Grit X lacks Wi-Fi, it’s equipped with Bluetooth that enables notification features. It’s able to notify you when there’s a new message on your phone so you don’t miss important updates.
Polar Grit X Review
Hi! I’m Jude, the chief editor at Smartwatchseries.com
I’m a scientist, a 3D artist, and a passionate fitness enthusiast. On here, I and other smartwatch fans work hard to help you find the right smartwatch for you with our guides, reviews, and comparisons.
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