Side by side comparison and review of Apple Watch Series 4 (GPS + Cellular) and Polar Grit X Pro. 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 | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Operating System | WatchOS 5 | - |
| Supported Host Device OS | iOS | iOS, Android |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Width | 34 mm | - |
| Height | 40 mm | - |
| Depth | 10.7 mm | - |
| Weight | 39.8 g | - |
| Body Details | - | With leather band: 53 g With FKM band: 73 g |
| Body Material | Stainless steel | Aerospace titanium |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor | Accelerometer, digital compass, barometer, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken, UV index, Air Quality index | Distance, speed, calories burned, sleep activity, heart rate, steps taken |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, ECG accurate heart rate, listening to music, Retina Display technology, call alerts, automatic exercise recognition, Fall detection, Emergency SOS | SMS notification, Email notification, mobile notifications, social apps notification, inactivity alert, incoming calls notification, sunrise/sunset times, Serene (breathing exercise), music playback control, weather information, Nightly Recharge recovery measurement, FitSpark training guide, FuelWise smart fueling assistant, Hill Splitter, Route guidance, Route planning with Komoot |
| Notifications | Calendar, SMS, Email | - |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Audio alert, vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/QZSS receiver | GPS/A-GPS/Galileo/GLONASS/QZSS receiver |
| Payment Technology | Apple Pay | - |
| IoT Intelligent Assistant | Siri | - |
| CELLULAR | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Technology | WCDMA (UMTS) / GSM | - |
|---|---|---|
| Mobile Broadband Generation | 4G | - |
| SIM Card Type | Electronic SIM card (e-SIM) | - |
| Messaging Services | SMS | - |
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 5.0 | Bluetooth |
|---|
| DISPLAY | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Type | LTPO OLED - colour | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 324 x 394 pixels | 240 x 240 pixels |
| Screen Size | 1.57" | 1.2" |
| Screen Protection | Sapphire glass | Sapphire glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen |
|---|
| CASE | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Case Size | 40 mm | - |
|---|---|---|
| Case Shape | Rectangular | Round |
| Bezel | - | Titanium |
| Case Back | Sapphire crystal and ceramic back | Glass fibre reinforced polymer |
| Case Details | Stainless steel | Space grey aluminium | Space black stainless steel | Silver aluminium | Gold aluminium | Gold stainless steel | Titan | Black DLC |
| Crown Type | Digital with haptic feedback | - |
| BAND | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Band Type | Milanese loop | Band |
|---|---|---|
| Band Size | - | M/L |
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 130-180 mm | 145-215 mm |
| Changeable | - | Yes |
| Clasp Type | Magnetic closure | Buckle |
| Band Material | Steel mesh | Perforated leather |
| Band Colour | White | Black | Pink sand | Space black | Gold | Seashell | Stone | Grey | Black |
| STORAGE | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Storage Capacity | 16 GB | - |
|---|
| CPU | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Manufacturer | Apple | - |
|---|---|---|
| CPU Type | S4 | - |
| Features | W3 Apple wireless chip | - |
| BATTERY | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Capacity | - | 346 mAh |
| Battery Life | 18 hours | 7 day(s) |
| Battery Life Details | - | Training mode (GPS and wrist-based heart rate) - up to 40 hour(s) Watch mode - up to 7 days Training mode (with power save options) |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Apple Watch Series 4 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Included Accessories | Power adapter, magnetic charging cable | USB charging cable, FKM wristband |
|---|---|---|
| Preloaded Software | Apple Pay | - |
| SAR Value | 0.27 W/kg (head), 0.26 W/kg (limb) | - |
| Max Depth of Water Resistance | 50 m | 100 m |
| Max Operating Temperature | - | 50 °C |
| Min Operating Temperature | - | -20 °C |
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