Detailed comparison and review of Polar Unite and Xiaomi Redmi Watch 3. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.
| GENERAL | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | Android 6.0 (Marshmallow) or later, iOS 12 or later |
| Wearing Style | Watch style | Watch style |
| Width | 43.4 mm | 36.56 mm |
| Height | 43.4 mm | 42.58 mm |
| Depth | 10.4 mm | 9.99 mm |
| Weight | 32 g | 37 g |
| Body Material | Fibreglass reinforced polymer | - |
| Protection | Water-resistant | Water-resistant |
| Colours | - | Elegant black |
| Clock Display | Yes | Yes |
| FEATURES | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Sensors | Accelerometer, ambient light sensor, optical heart sensor | Accelerometer, geomagnetic sensor, optical heart sensor, blood oxygen sensor, gyroscope |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, breath, blood pressure, menstrual cycle |
| Modes | - | 100+ Workout modes, do-not-disturb mode |
| Goal Setting | Yes | Yes |
| Features | Fitness test, Bluetooth Smart technology, inactivity alert, GPS via mobile, guided breathing session, Nightly Recharge recovery measurement, FitSpark training guide | Find phone function, answering a call, phone unlocking, automatic exercise recognition, SOS call, auto pause, music playback control, weather information, personalised Watch Faces, stopwatch timer, 10 preloaded running courses, brightness: 600 nits |
| Notifications | Calendar, SMS, Email | SMS, Email, social apps, calls, sedentary |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Alipay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Xiao Ai |
| CELLULAR | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Messaging Services | - |
|---|
| CONNECTIVITY | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Wireless Interface | Bluetooth | NFC, Bluetooth 5.2 |
|---|---|---|
| Connectors | USB | - |
| DISPLAY | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Type | IPS - colour | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 204 pixels | 390 x 450 pixels |
| Screen Size | - | 1.75" |
| Pixel Density | - | 341 ppi |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Case Size | - | 42 mm |
|---|---|---|
| Case Shape | Round | - |
| BAND | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Size | S/L | - |
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | 130-210 mm | 135-200 mm |
| Changeable | Yes | - |
| Clasp Type | Snap & slip | Pin buckle |
| Band Material | Silicone | - |
| Band Colour | Black | Blue | Pink | White | - |
| BATTERY | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Capacity | 174 mAh | - |
| Battery Life | - | 12 day(s) |
| Battery Life Details | Watch mode + HR - up to 4 days Training mode + HR - up to 50 hour(s) |
Typical usage - up to 12 days Heavy usage - up to 7 days GPS + HR mode (Continuous reception) - up to 18 hour(s) |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Polar Unite | Xiaomi Redmi Watch 3 |
|---|
| Included Accessories | Charging/data cable | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Polar Fitness Test, Polar Flow | - |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 50 °C | - |
| Min Operating Temperature | -10 °C | - |
| Manufacturer Model Number | - | M2215W1 |
| Warranty | 2-year warranty | - |
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