In depth comparison and review of Polar M430 and Amazfit GTR 2. 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 | Polar M430 | Amazfit GTR 2 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android, Windows, MacOS | iOS 10 or later, Android 5.0 (Lollipop) or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Depth | 12 mm | - |
| Weight | 51 g | - |
| Body Details | - | Case only: 39 g |
| Body Material | - | Stainless steel |
| Protection | Water-resistant | Water-resistant |
| Colours | White | Orange | Black | Blue | Grey | - |
| Clock Display | Yes | Yes |
| FEATURES | Polar M430 | Amazfit GTR 2 |
|---|
| Sensors | Accelerometer, optical heart sensor | Accelerometer, ambient light sensor, gyro sensor, SpO2 sensor, 3-axis magnetometer, BioTracker 2 PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, REM phases |
| Goal Setting | Yes | Yes |
| Features | Fitness test | Making a call, store & play music, huami-PAI Health Assessment System |
| Notifications | Calendar, SMS, social apps, incoming calls | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS/A-GPS receiver | GPS receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa |
| CONNECTIVITY | Polar M430 | Amazfit GTR 2 |
|---|
| Wireless Interface | Bluetooth | Wi-Fi, Bluetooth 5.0 |
|---|---|---|
| Connectors | USB | - |
| DISPLAY | Polar M430 | Amazfit GTR 2 |
|---|
| Type | LCD - monochrome | AMOLED - colour |
|---|---|---|
| Resolution | 128 x 128 pixels | 454 x 454 pixels |
| Screen Size | - | 1.39" |
| Pixel Density | - | 326 ppi |
| Screen Protection | - | Tempered glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Polar M430 | Amazfit GTR 2 |
|---|
| Type | Push buttons | Touch sensitive screen |
|---|
| CASE | Polar M430 | Amazfit GTR 2 |
|---|
| Case Shape | - | Round |
|---|
| BAND | Polar M430 | Amazfit GTR 2 |
|---|
| Band Type | - | Strap |
|---|---|---|
| Band Size | S | - |
| Band Width | - | 22 mm |
| Changeable | - | Yes |
| Clasp Type | - | Pin buckle |
| Band Material | - | Leather |
| Band Colour | - | Obsidian black |
| STORAGE | Polar M430 | Amazfit GTR 2 |
|---|
| User Memory | - | 3 GB |
|---|
| BATTERY | Polar M430 | Amazfit GTR 2 |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | 240 mAh | 471 mAh |
| Battery Life | 8 hours | - |
| Battery Life Details | Watch mode - up to 14 days Training mode - up to 5 days Training mode (GPS and wrist-based heart rate) - up to 8 hour(s) |
Typical usage - up to 14 days Basic mode - up to 38 days GPS mode - up to 48 hour(s) Talk time - up to 10 hour(s) |
| Standby Time | 14 days | - |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2.5 hour(s) |
| MISCELLANEOUS | Polar M430 | Amazfit GTR 2 |
|---|
| Included Accessories | USB charging cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | - | Amazon Alexa |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 50 °C | - |
| Min Operating Temperature | -10 °C | - |
| Warranty | 2-year warranty | - |
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