In depth comparison and review of Amazfit Stratos 2S and Polar Grit X Pro. 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 | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Supported Host Device OS | Android 4.4 (KitKat) or later, iOS 9 or later | iOS, Android |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Body Details | - | With leather band: 53 g With FKM band: 73 g |
| Body Material | - | Aerospace titanium |
| Protection | Dustproof, waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Sensors | Ambient light sensor, gyro sensor, heart rate, geomagnetic sensor, 3-axis accelerometer | Accelerometer, digital compass, barometer, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, pace, cadence, oxygen level | Distance, speed, calories burned, sleep activity, heart rate, steps taken |
| Goal Setting | - | Yes |
| Features | Listening to music, idle alert | 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 | Missed calls, SMS, Email, social apps, incoming calls | - |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | - | GPS/A-GPS/Galileo/GLONASS/QZSS receiver |
| CONNECTIVITY | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.0 | Bluetooth |
|---|
| DISPLAY | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Type | LCD - colour - transflective | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 320 x 300 pixels | 240 x 240 pixels |
| Screen Size | 1.34" | 1.2" |
| Screen Protection | Dinorex Glass (scratch resistant glass) | Sapphire glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Bezel | Ceramic black | Titanium |
| Case Back | - | Glass fibre reinforced polymer |
| Case Details | Carbon fibre | Titan | Black DLC |
| BAND | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | - | M/L |
| Band Width | 22 mm | 22 mm |
| Fits Wrist with Circumference | - | 145-215 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Leather | Perforated leather |
| Band Colour | Black | Grey | Black |
| STORAGE | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Storage Capacity | 4 GB | - |
|---|---|---|
| User Memory | 2 GB | - |
| RAM | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Clock Speed | 1.2 GHz | - |
|---|
| BATTERY | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Capacity | 290 mAh | 346 mAh |
| Battery Life | - | 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) |
| Standby Time | 5 days | - |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Amazfit Stratos 2S | Polar Grit X Pro |
|---|
| Included Accessories | - | USB charging cable, FKM wristband |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 100 m |
| Max Operating Temperature | - | 50 °C |
| Min Operating Temperature | - | -20 °C |
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