| key specs |
| Display Size | 39mm | - |
| Dial Shape | Rectangle | Rectangle |
| Strap Colour | - | Black, Green, Pink |
| Compatible OS | - | Android, iOS |
| Strap Material | - | Silicone |
| general |
| Brand | Noise | Amazfit |
| Model | ColorFit Pro 3 Assist | Bip U |
| Release date | August 5, 2021 | October 15, 2020 |
| Model Name | ColorFit Pro 3 Assist | Bip U |
| Dial Shape | Rectangle | Rectangle |
| Size | Regular | Regular |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | 5 ATM | 5 ATM |
| Dial Material | Polycarbonate | Polycarbonate |
| Dial Colour | Jet Black, Jet Blue, Rose Pink, Smoke Green, Smoke Grey colours. | Black, Green, Pink |
| Strap Material | - | Silicone |
| Water Resistance Depth | - | 50 metres |
| Strap Colour | - | Black, Green, Pink |
| dimensions |
| Width | 36.3 | 35.5 |
| Height | 43.2 | 40.9 |
| Weight (g) | 40.80 | 31.00 |
| Thickness | - | 11.4 |
| product details |
| Sensor | Heart Rate Monitor, SpO2, accelerometer | BioTracker 2 PPG Biological optical sensor, 6-axis acceleration sensor |
| Compatible Device | Android, iOS | Android, iOS |
| Notification | Yes | Yes |
| Battery Life | 10 days | 9 days |
| Charge Time | 2 hours | 2 hours |
| Rechargeable Battery | Yes | - |
| Charger Type | - | 2 Pogo Pin Charger |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.0 | 5.0 |
| Wi-Fi | - | Yes |
| camera and display features |
| Display Resolution | 320x360 | 320x302 |
| Display Size | 39mm | - |
| Other Display Features | - | Anti-Fingerprint Coating, 2.5D Corning Gorilla Glass 3 |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | English |
| Number of Buttons | 1 | 1 |
| Other Fitness Features | sports modes, activity history | 60 sports modes |
| Other Watch Functions | get stress monitoring, sleep tracking, Find my phone feature | 24 hour heart rate monitoring, sleep quality monitoring, blood oxygen level sensor, menstrual cycle tracker |
| Compass | - | Yes |
| audio and video features |
| Speaker | Yes | Yes |
| Microphone | - | Yes |
| Other Multimedia Features | - | show notifications, control music, set alarms, remote control the phone’s camera |
| platform and storage features |
| Operating System | - | RTOS |
| Compatible Operating System | - | Android, iOS |