In depth comparison and review of Amazfit Stratos 2S and OPPO Watch Free. 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 | OPPO Watch Free |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Supported Host Device OS | Android 4.4 (KitKat) or later, iOS 9 or later | iOS 10 or later, Android 6.0 (Marshmallow) or later |
| Activity/Sport | - | Indoor running, indoor walking, elliptical, 5-min workouts, fat burn running, outdoor walking, outdoor running, indoor rowing, endurance running, interval running, jogging |
| Wearing Style | Watch style | Watch style |
| Body Details | - | Case only: 20.9 g |
| Body Material | - | Glass fibre reinforced polycarbonate, PA + GF bottom case |
| Protection | Dustproof, waterproof | Water-resistant |
| Colours | - | Black |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Sensors | Ambient light sensor, gyro sensor, heart rate, geomagnetic sensor, 3-axis accelerometer | Ambient light sensor, SpO2 sensor, 6-axis accelerometer, optical heart sensor, blood oxygen sensor, gyroscope |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, pace, cadence, oxygen level | Distance, time, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, heart rate variability, snoring |
| Modes | - | 100+ Workout modes |
| Goal Setting | - | Yes |
| Features | Listening to music, idle alert | Call handling, find phone function, inactivity alert, alarm, timer, music playback control, weather information, AI smart watch face, sleep disturbance analysis |
| Notifications | Missed calls, SMS, Email, social apps, incoming calls | SMS, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| CONNECTIVITY | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.0 | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Type | LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 320 x 300 pixels | 456 x 280 pixels |
| Screen Size | 1.34" | 1.64" |
| Pixel Density | - | 326 ppi |
| Colour Depth | - | 24-bit (16.7 million colours) |
| Screen Protection | Dinorex Glass (scratch resistant glass) | 2.5D curved glass |
| INPUT DEVICE | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Case Shape | Round | Rectangular |
|---|---|---|
| Bezel | Ceramic black | - |
| Case Details | Carbon fibre | - |
| BAND | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 22 mm | 19 mm |
| Fits Wrist with Circumference | - | 130-205 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Leather | Silicone |
| Band Colour | Black | - |
| STORAGE | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Storage Capacity | 4 GB | - |
|---|---|---|
| User Memory | 2 GB | - |
| RAM | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Clock Speed | 1.2 GHz | - |
|---|
| BATTERY | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Capacity | 290 mAh | 235 mAh |
| Battery Life | - | 14 day(s) |
| Battery Life Details | - | Typical usage - up to 14 days |
| Standby Time | 5 days | - |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Amazfit Stratos 2S | OPPO Watch Free |
|---|
| Included Accessories | - | Magnetic charging dock |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | OWWE201 |
| Warranty | - | 2-year warranty |
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