| key specs |
| Dial Shape | Rectangle | Rectangle |
| Display Type | AMOLED | - |
| Ideal For | Unisex | Unisex |
| Strap Colour | - | Black, Red, Green, Blue |
| Compatible OS | - | Android 5.0 and above |
| Strap Material | - | Silicone |
| general |
| Brand | Redmi | Realme |
| Model | Watch 4 | Watch |
| Release date | November 29, 2023 | May 25, 2020 |
| Model Name | Redmi Watch 4 | Realme Watch |
| Dial Colour | Black, White | Black |
| Dial Shape | Rectangle | Rectangle |
| Size | Regular | Regular |
| Touchscreen | Yes | Yes |
| Water Resistant | 5 ATM | Yes |
| Ideal For | Unisex | Unisex |
| Strap Material | - | Silicone |
| Interchangeable Strap | - | Yes |
| Water Resistance Depth | - | 1.5 metres |
| Strap Colour | - | Black, Red, Green, Blue |
| dimensions |
| Width | 47.58 | 256 |
| Height | 41.12 | 36.5 |
| Thickness | 10.5 | 11.8 |
| Weight (g) | 31.50 | 31.00 |
| product details |
| Sensor | acceleration, gyro, geomagnetic, ambient light and optical heart rate and blood oxygen sensors | PPG |
| Battery Type | 470mAh | - |
| Battery Life | 20 days | 7 days |
| Rechargeable Battery | Yes | - |
| Compatible Device | - | Android |
| Notification | - | Yes |
| Charge Time | - | 2.5 hours |
| Charger Type | - | USB magnetic charge |
| Stand By Time | - | 20 days |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.3 | 5.0 |
| Wi-Fi | Yes | - |
| Call Function | - | No |
| Call Features | - | Call reject and mute support |
| platform and storage features |
| Operating System | HyperOS | - |
| Compatible Operating System | - | Android 5.0 and above |
| camera and display features |
| Display Resolution | 390 x 450 | 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 |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | Simplified Chinese, Traditional Chinese, English | - |
| Number of Buttons | One | - |
| Other Fitness Features | Stress tracker, SpO2, Menstrual cycle 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 |