Side by side comparison and review of Samsung Galaxy Watch4 Classic and OPPO Watch Free. 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 | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Wear OS by Samsung | - |
| Supported Host Device OS | Android 6.0 (Marshmallow) 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 |
| Width | 41.5 mm | - |
| Height | 41.5 mm | - |
| Depth | 11.2 mm | - |
| Weight | 46.5 g | - |
| Body Details | - | Case only: 20.9 g |
| Body Material | Stainless steel | Glass fibre reinforced polycarbonate, PA + GF bottom case |
| Protection | Waterproof | Water-resistant |
| Colours | - | Black |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, gyro sensor, hall sensor, bioimpedance sensor, electromagnetic compass, optical heart sensor, electrical heart sensor | Ambient light sensor, SpO2 sensor, 6-axis accelerometer, optical heart sensor, blood oxygen sensor, gyroscope |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, body composition, ECG, REM phases | 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 | Yes |
| Features | Find phone function, VO2 max, automatic exercise recognition, personalised coaching | Call handling, find phone function, inactivity alert, alarm, timer, music playback control, weather information, AI smart watch face, sleep disturbance analysis |
| Notifications | Calendar, SMS, social apps, incoming calls | SMS, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Digital Player | MP3, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA | - |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | - |
| CELLULAR | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Technology | WCDMA (UMTS) | - |
|---|---|---|
| Mobile Broadband Generation | 4G | - |
| SIM Card Type | Electronic SIM card (e-SIM) | - |
| CONNECTIVITY | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Wireless Interface | NFC, IEEE 802.11a/b/g/n, Bluetooth 5.0 | Bluetooth 5.0 BLE |
|---|---|---|
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 396 x 396 pixels | 456 x 280 pixels |
| Screen Size | 1.2" | 1.64" |
| Aspect Ratio | Full circle | - |
| Pixel Density | 330 ppi | 326 ppi |
| Colour Depth | 24-bit (16.7 million colours) | 24-bit (16.7 million colours) |
| Screen Protection | Corning Gorilla Glass DX (scratch resistant glass) | 2.5D curved glass |
| Always On Display (AOD) | Yes | - |
| INPUT DEVICE | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Type | Touch sensitive screen, rotating bezel, push buttons | Touch sensitive screen |
|---|
| CASE | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Case Size | 42 mm | - |
|---|---|---|
| Case Shape | Round | Rectangular |
| Case Details | Black | Silver | - |
| BAND | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Band Type | Ridge sport band | Strap |
|---|---|---|
| Band Width | - | 19 mm |
| Fits Wrist with Circumference | - | 130-205 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Fluoroelastomer | Silicone |
| Band Colour | Black | White | - |
| STORAGE | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Storage Capacity | 16 GB | - |
|---|---|---|
| User Memory | 7.6 GB | - |
| RAM | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| RAM Size | 1.5 GB | - |
|---|
| CPU | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Manufacturer | Samsung | - |
|---|---|---|
| CPU Type | Exynos W920 | - |
| Clock Speed | 1.18 GHz | - |
| BATTERY | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Capacity | 247 mAh | 235 mAh |
| Battery Life | 40 hours | 14 day(s) |
| Battery Life Details | - | Typical usage - up to 14 days |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | Yes | - |
| Wireless Charging Standards | WPC, Wireless PowerShare | - |
| MISCELLANEOUS | Samsung Galaxy Watch4 Classic | OPPO Watch Free |
|---|
| Included Accessories | Wireless charging dock | Magnetic charging dock |
|---|---|---|
| Compliant Standards | MIL-STD 810G, IP68 | - |
| SAR Value | 0.538 W/kg (head), 1.131 W/kg (limb) | - |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | SM-R885F | OWWE201 |
| Warranty | 2-year warranty | 2-year warranty |
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