In depth comparison and review of Polar M430 and OPPO Watch Free. 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 | OPPO Watch Free |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android, Windows, MacOS | iOS 10 or later, Android 6.0 (Marshmallow) or later |
| Activity/Sport | - | Indoor running, indoor walking, elliptical, 5-min workouts, fat burn running, outdoor walking, outdoor running, indoor rowing, endurance running, interval running, jogging |
| Wearing Style | Watch style | Watch style |
| Depth | 12 mm | - |
| Weight | 51 g | - |
| Body Details | - | Case only: 20.9 g |
| Body Material | - | Glass fibre reinforced polycarbonate, PA + GF bottom case |
| Protection | Water-resistant | Water-resistant |
| Colours | White | Orange | Black | Blue | Grey | Black |
| Clock Display | Yes | Yes |
| FEATURES | Polar M430 | OPPO Watch Free |
|---|
| Sensors | Accelerometer, optical heart sensor | Ambient light sensor, SpO2 sensor, 6-axis accelerometer, optical heart sensor, blood oxygen sensor, gyroscope |
|---|---|---|
| Tracking Data | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken | Distance, time, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, heart rate variability, snoring |
| Modes | - | 100+ Workout modes |
| Goal Setting | Yes | Yes |
| Features | Fitness test | Call handling, find phone function, inactivity alert, alarm, timer, music playback control, weather information, AI smart watch face, sleep disturbance analysis |
| Notifications | Calendar, SMS, social apps, incoming calls | SMS, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS/A-GPS receiver | - |
| CONNECTIVITY | Polar M430 | OPPO Watch Free |
|---|
| Wireless Interface | Bluetooth | Bluetooth 5.0 BLE |
|---|---|---|
| Connectors | USB | - |
| DISPLAY | Polar M430 | OPPO Watch Free |
|---|
| Type | LCD - monochrome | AMOLED - colour |
|---|---|---|
| Resolution | 128 x 128 pixels | 456 x 280 pixels |
| Screen Size | - | 1.64" |
| Pixel Density | - | 326 ppi |
| Colour Depth | - | 24-bit (16.7 million colours) |
| Screen Protection | - | 2.5D curved glass |
| INPUT DEVICE | Polar M430 | OPPO Watch Free |
|---|
| Type | Push buttons | Touch sensitive screen |
|---|
| CASE | Polar M430 | OPPO Watch Free |
|---|
| Case Shape | - | Rectangular |
|---|
| BAND | Polar M430 | OPPO Watch Free |
|---|
| Band Type | - | Strap |
|---|---|---|
| Band Size | S | - |
| Band Width | - | 19 mm |
| Fits Wrist with Circumference | - | 130-205 mm |
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Material | - | Silicone |
| BATTERY | Polar M430 | OPPO Watch Free |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Capacity | 240 mAh | 235 mAh |
| Battery Life | 8 hours | 14 day(s) |
| 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 |
| Standby Time | 14 days | - |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Polar M430 | OPPO Watch Free |
|---|
| Included Accessories | USB charging cable | Magnetic charging dock |
|---|---|---|
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 50 °C | - |
| Min Operating Temperature | -10 °C | - |
| Manufacturer Model Number | - | OWWE201 |
| Warranty | 2-year warranty | 2-year warranty |
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