OPPO Watch S vs Oppo Watch 3 comparison
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| key specs |
| Strap Colour | Green, Black | - |
| Compatible OS | Android 10 and later, and iOS 14 and newer | - |
| Strap Material | Rubber | Silicone |
| Dial Shape | Round | Square |
| Display Type | AMOLED | AMOLED |
| general |
| Brand | OPPO | Oppo |
| Model | Watch S | Watch 3 |
| Release date | October 16, 2025 | August 10, 2022 |
| Model Name | Watch S | Watch 3 |
| Dial Colour | Silver, Black | Black |
| Dial Shape | Round | Square |
| Strap Colour | Green, Black | - |
| Strap Material | Rubber | Silicone |
| Size | Large | - |
| Touchscreen | 1.46-inch AMOLED | 1.75-inch |
| Interchangeable Strap | Yes | - |
| Water Resistant | 5ATM + IP68 | 5 ATM |
| Dial Material | Stainless Steel | - |
| dimensions |
| Width | 44.98mm | 43mm |
| Height | 44.98mm | 37mm |
| Thickness | 8.9mm | 11.65mm |
| Weight (g) | 35.00 | 31.90 |
| product details |
| Sensor | eight-channel optical heart rate sensor, 16-channel optical pulse oximeter sensor, ECG sensor, a wrist temperature sensor, accelerometer, gyroscope, geomagnetic sensor, air pressure sensor, ambient light sensor, | Acceleration Sensor + Gyro Sensor + Geomagnetic Sensor + Optical Heart Rate Sensor + Blood Oxygen Sensor + Ambient Light Sensor + Air Pressure Sensor |
| Battery Life | Up to 10 days | 10 Days |
| Charge Time | 90 minutes | 60 Minutes |
| Charger Type | Wireless | - |
| connectivity features |
| Bluetooth | Yes | - |
| Bluetooth Version | 5.2 | 5 |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Call Function | - | Yes |
| Messaging Support | - | Yes |
| platform and storage features |
| Operating System | ColorOS Watch 7.1 | - |
| Compatible Operating System | Android 10 and later, and iOS 14 and newer | - |
| Processor Name | BES2800BP | Qualcomm Snapdragon W5 |
| Internal Memory | 4GB EMMC | 32GB |
| RAM | - | 1GB |
| camera and display features |
| Display Resolution | 464x464 | 372x430 pixels |
| Display Type | AMOLED | AMOLED |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | - |
| Other Fitness Features | sleep tracking, sleep snoring assessment, sleep SpO2 level measurement, sleep quality score, sleep breathing rate monitoring | - |
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