Detailed comparison and review of Polar Unite and Amazfit GTR Mini. 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 | Amazfit GTR Mini |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS 2.0 |
| Supported Host Device OS | iOS, Android | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 43.4 mm | - |
| Height | 43.4 mm | - |
| Depth | 10.4 mm | - |
| Weight | 32 g | - |
| Body Details | - | With band: 24.6 g |
| Body Material | Fibreglass reinforced polymer | Plastic, stainless steel |
| Protection | Water-resistant | Water-resistant |
| Colours | - | Midnight black | Misty pink | Ocean blue |
| Clock Display | Yes | Yes |
| FEATURES | Polar Unite | Amazfit GTR Mini |
|---|
| Sensors | Accelerometer, ambient light sensor, optical heart sensor | Accelerometer, ambient light sensor, geomagnetic sensor, BioTracker PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken | Calories burned, activity, heart rate, steps taken, blood oxygen saturation, pace, sleep stages, stress level, menstrual cycle, personal activity intelligence (PAI), sleep duration, altitude, recovery time, training load, training effect, REM phases, sleep quality score, nap, sleep breathing quality |
| Modes | - | Do-not-disturb mode, 126 sport modes |
| 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 | Camera remote control, find phone function, VO2 max, OTA update, breathing training function, music playback control, weather information, event reminders, rotor motor, Quick Reply, pomodoro timer, customisable watch faces, PeakBeats workout status algorithm, ExerSense algorithm, SomnusCare, password protection, Virtual Pacer, sedentary lifestyle reminder, circularly-polarised GPS aerial, 5 satellite positioning systems |
| Notifications | Calendar, SMS, Email | Calendar, SMS, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS receiver |
| CONNECTIVITY | Polar Unite | Amazfit GTR Mini |
|---|
| Wireless Interface | Bluetooth | Bluetooth 5.2 |
|---|---|---|
| Connectors | USB | - |
| DISPLAY | Polar Unite | Amazfit GTR Mini |
|---|
| Type | IPS - colour | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 204 pixels | 416 x 416 pixels |
| Screen Size | - | 1.28" |
| Pixel Density | - | 326 ppi |
| Screen Protection | - | Fingerprint-resistant coating, tempered glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Polar Unite | Amazfit GTR Mini |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, side button |
|---|
| CASE | Polar Unite | Amazfit GTR Mini |
|---|
| Case Shape | Round | Circular |
|---|
| BAND | Polar Unite | Amazfit GTR Mini |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Size | S/L | - |
| Band Width | 20 mm | 20 mm |
| Fits Wrist with Circumference | 130-210 mm | 150-200 mm |
| Changeable | Yes | Yes |
| Clasp Type | Snap & slip | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Black | Blue | Pink | White | - |
| CPU | Polar Unite | Amazfit GTR Mini |
|---|
| CPU Type | - | Huangshan 2S |
|---|
| BATTERY | Polar Unite | Amazfit GTR Mini |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | 174 mAh | 280 mAh |
| Battery Life | - | 14 day(s) |
| Battery Life Details | Watch mode + HR - up to 4 days Training mode + HR - up to 50 hour(s) |
Typical usage - up to 14 days Heavy usage - up to 7 days Battery saver mode - up to 20 days Watch mode - up to 30 days GPS mode - up to 25 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Polar Unite | Amazfit GTR Mini |
|---|
| Included Accessories | Charging/data cable | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Polar Fitness Test, Polar Flow | Games, Stopwatch, Alarm Clock, Timer |
| Compliant Standards | - | ISO 22810 |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 50 °C | - |
| Min Operating Temperature | -10 °C | - |
| Warranty | 2-year warranty | 1-year warranty |
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