Detailed comparison and review of Apple Watch Series 3 (GPS + Cellular) and Polar Grit X Pro. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.
| GENERAL | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Operating System | WatchOS 5 | - |
| Supported Host Device OS | iOS 11 or later | iOS, Android |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Width | 33.3 mm | - |
| Height | 38.6 mm | - |
| Depth | 11.4 mm | - |
| Weight | 28.7 g | - |
| Body Details | - | With leather band: 53 g With FKM band: 73 g |
| Body Material | Anodised aluminium | Aerospace titanium |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, heart rate, barometric altimeter | Accelerometer, digital compass, barometer, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, speed, calories burned, sleep activity, heart rate, steps taken |
| Goal Setting | Yes | Yes |
| Features | Call handling, music remote handling, camera remote control, listening to music, Retina Display technology, text messages handling | 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 |
| IoT Intelligent Assistant | Siri | - |
| CELLULAR | Apple Watch Series 3 (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 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.2 | Bluetooth |
|---|
| DISPLAY | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Type | OLED - colour | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 272 x 340 pixels | 240 x 240 pixels |
| Screen Size | - | 1.2" |
| Screen Protection | Ion-X glass | Sapphire glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen |
|---|
| CASE | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Case Size | 38 mm | - |
|---|---|---|
| Case Shape | - | Round |
| Bezel | - | Titanium |
| Case Back | Ceramic back | Glass fibre reinforced polymer |
| Case Details | Silver aluminium | Space grey aluminium | Gold aluminium | Stainless steel | Space black stainless steel | Titan | Black DLC |
| Crown Type | Digital | - |
| BAND | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Band Type | Sport band | Band |
|---|---|---|
| Band Size | - | M/L |
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 130-200 mm | 145-215 mm |
| Changeable | - | Yes |
| Clasp Type | Pin-and-tuck | Buckle |
| Band Material | Fluoroelastomer | Perforated leather |
| Band Colour | White | Black | Fog | Pink sand | Seashell | Dark olive | Soft white | Grey | Space black | Grey | Black |
| STORAGE | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Storage Capacity | 16 GB | - |
|---|
| CPU | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Manufacturer | Apple | - |
|---|---|---|
| CPU Type | S3 | - |
| Features | W2 Apple wireless chip | - |
| BATTERY | Apple Watch Series 3 (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 |
| MISCELLANEOUS | Apple Watch Series 3 (GPS + Cellular) | Polar Grit X Pro |
|---|
| Included Accessories | Power adapter, magnetic charging cable | USB charging cable, FKM wristband |
|---|---|---|
| Preloaded Software | Siri | - |
| SAR Value | 0.14 W/kg (head), 0.15 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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