In depth comparison and review of Polar Unite and Samsung Galaxy Watch4. 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 Unite | Samsung Galaxy Watch4 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Wear OS by Samsung |
| Supported Host Device OS | iOS, Android | Android 6.0 (Marshmallow) or later |
| Wearing Style | Watch style | Watch style |
| Width | 43.4 mm | 39.3 mm |
| Height | 43.4 mm | 40.4 mm |
| Depth | 10.4 mm | 9.7 mm |
| Weight | 32 g | 25.9 g |
| Body Material | Fibreglass reinforced polymer | Aluminium |
| Protection | Water-resistant | Waterproof |
| Clock Display | Yes | Yes |
| FEATURES | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Sensors | Accelerometer, ambient light sensor, optical heart sensor | Accelerometer, ambient light sensor, barometer, gyro sensor, bioimpedance sensor, electromagnetic compass, optical heart sensor, electrical heart sensor |
|---|---|---|
| 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, body composition, ECG, REM phases |
| 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, VO2 max, automatic exercise recognition, personalised coaching |
| Notifications | Calendar, SMS, Email | Calendar, SMS, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Digital Player | - | MP3, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA |
| Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou receiver |
| CELLULAR | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Technology | - | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | - | 4G |
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| CONNECTIVITY | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Wireless Interface | Bluetooth | NFC, IEEE 802.11a/b/g/n, Bluetooth 5.0 |
|---|---|---|
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) |
| Connectors | USB | - |
| DISPLAY | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Type | IPS - colour | Super AMOLED - colour |
|---|---|---|
| Resolution | 240 x 204 pixels | 396 x 396 pixels |
| Screen Size | - | 1.19" |
| Aspect Ratio | - | Full circle |
| Pixel Density | - | 330 ppi |
| Colour Depth | - | 24-bit (16.7 million colours) |
| Screen Protection | - | Corning Gorilla Glass DX+ (scratch resistant glass) |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Case Shape | Round | Round |
| Case Details | - | Pink gold | Black | Silver |
| BAND | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Band Type | Band | Sport band |
|---|---|---|
| Band Size | S/L | - |
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | 130-210 mm | - |
| Changeable | Yes | Yes |
| Clasp Type | Snap & slip | Buckle |
| Band Material | Silicone | - |
| Band Colour | Black | Blue | Pink | White | Pink | Black | White |
| STORAGE | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Storage Capacity | - | 16 GB |
|---|---|---|
| User Memory | - | 7.6 GB |
| RAM | Polar Unite | Samsung Galaxy Watch4 |
|---|
| RAM Size | - | 1.5 GB |
|---|
| CPU | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Manufacturer | - | Samsung |
|---|---|---|
| CPU Type | - | Exynos W920 |
| Clock Speed | - | 1.18 GHz |
| BATTERY | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | 174 mAh | 247 mAh |
| Battery Life | - | 40 hours |
| Battery Life Details | Watch mode + HR - up to 4 days Training mode + HR - up to 50 hour(s) |
- |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | - | Yes |
| Wireless Charging Standards | - | WPC, Wireless PowerShare |
| MISCELLANEOUS | Polar Unite | Samsung Galaxy Watch4 |
|---|
| Included Accessories | Charging/data cable | Wireless charging dock |
|---|---|---|
| Preloaded Software | Polar Fitness Test, Polar Flow | - |
| Compliant Standards | - | MIL-STD 810G, IP68 |
| SAR Value | - | 0.729 W/kg (head), 2.594 W/kg (limb) |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 50 °C | - |
| Min Operating Temperature | -10 °C | - |
| Manufacturer Model Number | - | SM-R865F |
| Warranty | 2-year warranty | 2-year warranty |
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