Side by side comparison and review of Polar Unite and Fitbit Versa 3. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Polar Unite | Fitbit Versa 3 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | Android 7.0 (Nougat) or later, iOS 12.2 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 43.4 mm | 40.48 mm |
| Height | 43.4 mm | 40.48 mm |
| Depth | 10.4 mm | 12.35 mm |
| Weight | 32 g | - |
| Body Material | Fibreglass reinforced polymer | Aluminium |
| Protection | Water-resistant | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Polar Unite | Fitbit Versa 3 |
|---|
| Sensors | Accelerometer, ambient light sensor, optical heart sensor | Ambient light sensor, altimeter, gyro sensor, 3-axis accelerometer, temperature, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken | Distance, calories burned, activity, sleep activity, heart rate, steps taken, sleep stages, menstrual cycle |
| 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 | Music remote handling, breathing training function |
| Notifications | Calendar, SMS, Email | Missed calls, calendar, SMS, social apps |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS receiver |
| Payment Technology | - | FitBit Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Google Assistant, Alexa |
| CONNECTIVITY | Polar Unite | Fitbit Versa 3 |
|---|
| Wireless Interface | Bluetooth | IEEE 802.11b/g/n, NFC, Bluetooth 5.0 |
|---|---|---|
| Connectors | USB | - |
| DISPLAY | Polar Unite | Fitbit Versa 3 |
|---|
| Type | IPS - colour | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 204 pixels | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Polar Unite | Fitbit Versa 3 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Polar Unite | Fitbit Versa 3 |
|---|
| Case Shape | Round | Square |
|---|---|---|
| Case Details | - | Soft gold aluminium | Black aluminium |
| BAND | Polar Unite | Fitbit Versa 3 |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | S/L | S/L |
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | 130-210 mm | 140-220 mm |
| Changeable | Yes | Yes |
| Clasp Type | Snap & slip | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Black | Blue | Pink | White | Thistle | Black | Midnight | Pink clay | Olive |
| BATTERY | Polar Unite | Fitbit Versa 3 |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | 174 mAh | - |
| Battery Life | - | 6 day(s) |
| Battery Life Details | Watch mode + HR - up to 4 days Training mode + HR - up to 50 hour(s) |
Typical usage - up to 6 days GPS mode - up to 12 hour(s) |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Polar Unite | Fitbit Versa 3 |
|---|
| Included Accessories | Charging/data cable | Charging cable, 2 wristbands (S+L) |
|---|---|---|
| Preloaded Software | Polar Fitness Test, Polar Flow | FitBit Pay |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 50 °C | 60 °C |
| Min Operating Temperature | -10 °C | -20 °C |
| Warranty | 2-year warranty | - |
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