| key specs |
| Strap Colour | Green, Black | Black, Red, Green, Blue |
| Compatible OS | Android 10 and later, and iOS 14 and newer | Android 5.0 and above |
| Strap Material | Rubber | Silicone |
| Dial Shape | Round | Rectangle |
| Display Type | AMOLED | - |
| Ideal For | - | Unisex |
| general |
| Brand | OPPO | Realme |
| Model | Watch S | Watch |
| Release date | October 16, 2025 | May 25, 2020 |
| Model Name | Watch S | Realme Watch |
| Dial Colour | Silver, Black | Black |
| Dial Shape | Round | Rectangle |
| Strap Colour | Green, Black | Black, Red, Green, Blue |
| Strap Material | Rubber | Silicone |
| Size | Large | Regular |
| Touchscreen | 1.46-inch AMOLED | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | 5ATM + IP68 | Yes |
| Dial Material | Stainless Steel | - |
| Water Resistance Depth | - | 1.5 metres |
| Ideal For | - | Unisex |
| dimensions |
| Width | 44.98mm | 256 |
| Height | 44.98mm | 36.5 |
| Thickness | 8.9mm | 11.8 |
| Weight (g) | 35.00 | 31.00 |
| 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, | PPG |
| Battery Life | Up to 10 days | 7 days |
| Charge Time | 90 minutes | 2.5 hours |
| Charger Type | Wireless | USB magnetic charge |
| Compatible Device | - | Android |
| Notification | - | Yes |
| Stand By Time | - | 20 days |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.2 | 5.0 |
| Wi-Fi | Yes | - |
| GPS | Yes | - |
| Call Function | - | No |
| Call Features | - | Call reject and mute support |
| platform and storage features |
| Operating System | ColorOS Watch 7.1 | - |
| Compatible Operating System | Android 10 and later, and iOS 14 and newer | Android 5.0 and above |
| Processor Name | BES2800BP | - |
| Internal Memory | 4GB EMMC | - |
| camera and display features |
| Display Resolution | 464x464 | 320x320 |
| Display Type | AMOLED | - |
| Backlight Display | - | Yes |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | 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 | Outdoor Run, Walk, Indoor Run, Outdoor Cycle, Aerobic Capacity, Strength Training, Football, Basketball, Table Tennis, Badminton, Indoor Cycle, Elliptical , Yoga, Cricket Modes |
| Chronograph | - | Yes |
| Other Watch Functions | - | Automated heart rate measurement, 24-hour real-time heart rate, resting heart rate, exercise heart rate,heart rate alert, blood oxygen level monitor,sleep detection, steps throughout the day, calories, distance, water reminder, sedentary reminder, activity recorder |