| key specs |
| Dial Shape | Rectangle | Rectangle |
| Display Type | AMOLED | - |
| Ideal For | Unisex | - |
| Strap Colour | - | Jet Black, Midnight Blue, Salamander Orange, Sunrise Yellow |
| Display Size | - | 50mm |
| Compatible OS | - | Android, iOS |
| Strap Material | - | Silicone |
| general |
| Brand | Redmi | Pebble |
| Model | Watch 4 | Crest |
| Release date | November 29, 2023 | June 6, 2023 |
| Model Name | Redmi Watch 4 | Crest |
| Dial Colour | Black, White | Jet Black, Midnight Blue, Salamander Orange, Sunrise Yellow |
| Dial Shape | Rectangle | Rectangle |
| Size | Regular | - |
| Touchscreen | Yes | - |
| Water Resistant | 5 ATM | IP67 |
| Ideal For | Unisex | - |
| Model Number | - | PFB203 |
| Strap Colour | - | Jet Black, Midnight Blue, Salamander Orange, Sunrise Yellow |
| Strap Material | - | Silicone |
| Dial Material | - | Alloy |
| dimensions |
| Width | 47.58 | - |
| Height | 41.12 | - |
| Thickness | 10.5 | - |
| Weight (g) | 31.50 | - |
| product details |
| Sensor | acceleration, gyro, geomagnetic, ambient light and optical heart rate and blood oxygen sensors | SpO2 sensor, Heart Rate tracker, Sleep tracker |
| Battery Type | 470mAh | 240 mAh |
| Battery Life | 20 days | 7 days |
| Rechargeable Battery | Yes | Yes |
| Compatible Device | - | Android, iOS |
| Notification | - | Yes |
| Notification Type | - | Calls, Sms, Email, Whatsapp and Social Media |
| Talk time | - | 5 days |
| Charger Type | - | Wired charging |
| Stand By Time | - | 7 days |
| Other Features | - | Multiple watch faces |
| connectivity features |
| Bluetooth | Yes | Bluetooth |
| Bluetooth Version | 5.3 | Bluetooth 5.0 |
| Wi-Fi | Yes | - |
| Call Function | - | Yes |
| Messaging Support | - | Yes |
| Operating Range | - | 10m |
| platform and storage features |
| Operating System | HyperOS | - |
| Compatible Operating System | - | Android, iOS |
| camera and display features |
| Display Resolution | 390 x 450 | 320x385 pixels |
| Display Type | AMOLED | - |
| Display Size | - | 50mm |
| Other Display Features | - | 600 nits brightness |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | Simplified Chinese, Traditional Chinese, English | - |
| Number of Buttons | One | 2 |
| Other Fitness Features | Stress tracker, SpO2, Menstrual cycle monitoring | Heart Rate Monitoring, Sleep monitoring, Sedentary Alert, Step Pedometer, SPO2 Monitoring |
| Other Watch Functions | - | Alarm, Stop watch, Music, Weather, Phone, smart calculator,AI Voice Assistance |