In depth comparison and review of Xiaomi Mi Watch and Polar Grit X Pro. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS 10 or later, Android 5.0 (Lollipop) or later | iOS, Android |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Body Details | Case only: 32 g | With leather band: 53 g With FKM band: 73 g |
| Body Material | Glass fibre reinforced polyamide | Aerospace titanium |
| Protection | Water-resistant | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Sensors | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, optical heart sensor, gyroscope | Accelerometer, digital compass, barometer, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, stress level, recovery time, vital signs | Distance, speed, calories burned, sleep activity, heart rate, steps taken |
| Modes | 117 workout modes | - |
| Goal Setting | Yes | Yes |
| Features | Find phone function, flashlight, automatic exercise recognition, alarm, timer, breathing training function, music playback control, weather information, event reminders, off-the-wrist password protection | SMS notification, Email notification, mobile notifications, social apps notification, inactivity alert, incoming calls notification, sunrise/sunset times, Serene (breathing exercise), music playback control, weather information, Nightly Recharge recovery measurement, FitSpark training guide, FuelWise smart fueling assistant, Hill Splitter, Route guidance, Route planning with Komoot |
| Notifications | SMS, Email, social apps, incoming calls | - |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | GPS/A-GPS/Galileo/GLONASS/QZSS receiver |
| CONNECTIVITY | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Wireless Interface | Bluetooth 5.0 | Bluetooth |
|---|
| DISPLAY | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Type | AMOLED - colour | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 454 x 454 pixels | 240 x 240 pixels |
| Screen Size | 1.39" | 1.2" |
| Pixel Density | 326 ppi | - |
| Screen Protection | - | Sapphire glass |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Case Shape | Circular | Round |
|---|---|---|
| Bezel | - | Titanium |
| Case Back | - | Glass fibre reinforced polymer |
| Case Details | Black | Beige | Navy blue | Titan | Black DLC |
| BAND | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Band Type | Strap | Band |
|---|---|---|
| Band Size | - | M/L |
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 130-220 mm | 145-215 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | TPU | Perforated leather |
| Band Colour | Black | Beige | Navy blue | Grey | Black |
| BATTERY | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Capacity | 420 mAh | 346 mAh |
| Battery Life | - | 7 day(s) |
| Battery Life Details | Typical usage - up to 16 days Long battery mode - up to 22 days Workout mode - up to 50 hour(s) |
Training mode (GPS and wrist-based heart rate) - up to 40 hour(s) Watch mode - up to 7 days Training mode (with power save options) |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Xiaomi Mi Watch | Polar Grit X Pro |
|---|
| Included Accessories | Magnetic charging dock | USB charging cable, FKM wristband |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 100 m |
| Max Operating Temperature | 45 °C | 50 °C |
| Min Operating Temperature | -10 °C | -20 °C |
| Warranty | 2-year warranty | - |
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