| key specs |
| Strap Colour | Black, Light Gold and Silver | Black, Red, Green, Blue |
| Display Size | 42mm | - |
| Compatible OS | Android, iOS | Android 5.0 and above |
| Strap Material | Leather | Silicone |
| Dial Shape | Round | Rectangle |
| Display Type | AMOLED | - |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Xiaomi | Realme |
| Model | Watch S2 | Watch |
| Release date | January 10, 2022 | May 25, 2020 |
| Model Name | Xiaomi Watch S2 | Realme Watch |
| Dial Colour | Black | Black |
| Dial Shape | Round | Rectangle |
| Strap Colour | Black, Light Gold and Silver | Black, Red, Green, Blue |
| Strap Material | Leather | Silicone |
| Size | Large | Regular |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 5ATM | 1.5 metres |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | Unisex |
| product details |
| Closure | Strap Buckle | - |
| Sensor | Blood Oxygen Monitor, Heart Rate Monitor | PPG |
| Compatible Device | Android, iOS | Android |
| Notification | Message | Yes |
| Battery Type | 305 | - |
| Battery Life | 12 Days | 7 days |
| Rechargeable Battery | Yes | - |
| Charge Time | - | 2.5 hours |
| Charger Type | - | USB magnetic charge |
| Stand By Time | - | 20 days |
| connectivity features |
| Call Function | Yes | No |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.2 | 5.0 |
| GPS | Yes | - |
| Third Party App Support | Yes | - |
| Call Features | call, answer, reject and mute calls | Call reject and mute support |
| Other Connectivity Features | Notifications | - |
| platform and storage features |
| Operating System | MIUI Watch OS | - |
| Compatible Operating System | Android, iOS | Android 5.0 and above |
| camera and display features |
| Display Resolution | 466X466 | 320x320 |
| Display Size | 42mm | - |
| Display Type | AMOLED | - |
| Other Display Features | Touch Screen | - |
| Backlight Display | - | Yes |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Calorie Count | - | Yes |
| Chronograph | - | Yes |
| Other Fitness Features | - | Outdoor Run, Walk, Indoor Run, Outdoor Cycle, Aerobic Capacity, Strength Training, Football, Basketball, Table Tennis, Badminton, Indoor Cycle, Elliptical , Yoga, Cricket Modes |
| 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 |
| dimensions |
| Width | - | 256 |
| Height | - | 36.5 |
| Thickness | - | 11.8 |
| Weight (g) | - | 31.00 |