| key specs |
| Display Size | 39mm | - |
| Dial Shape | Rectangle | Round |
| Strap Colour | - | Brown |
| Strap Material | - | Leather |
| Display Type | - | AMOLED |
| Ideal For | - | Men |
| general |
| Brand | Noise | Huami |
| Model | ColorFit Pro 3 Assist | Zepp Z |
| Release date | August 5, 2021 | November 18, 2020 |
| Model Name | ColorFit Pro 3 Assist | Zepp Z |
| Dial Shape | Rectangle | Round |
| Size | Regular | - |
| Touchscreen | Yes | - |
| Interchangeable Strap | Yes | - |
| Water Resistant | 5 ATM | 5ATM |
| Dial Material | Polycarbonate | Titanium Aallow |
| Dial Colour | Jet Black, Jet Blue, Rose Pink, Smoke Green, Smoke Grey colours. | - |
| Strap Material | - | Leather |
| Ideal For | - | Men |
| Strap Colour | - | Brown |
| dimensions |
| Width | 36.3 | 46.3 |
| Height | 43.2 | 46.3 |
| Weight (g) | 40.80 | 40.00 |
| Thickness | - | 10.75 |
| product details |
| Sensor | Heart Rate Monitor, SpO2, accelerometer | PPG bio trakcing sensor, optical sensor, geomagnetic sensor, gyroscope, capacitive sensor, air pressure sensor, accelerometer, ambient light senso |
| Compatible Device | Android, iOS | Android 5.0 and iOS 10.0 and above |
| Notification | Yes | Yes |
| Battery Life | 10 days | 30 Days |
| Charge Time | 2 hours | 2.5 Hours |
| Rechargeable Battery | Yes | Yes |
| Closure | - | Classic Pin Buckle |
| Notification Type | - | Email, App Alerts, Chat Alerts, Call Alerts |
| Charger Type | - | Wireless Magnetic Charger |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.0 | 5.0 |
| GPS | - | Yes |
| camera and display features |
| Display Resolution | 320x360 | 454x454 |
| Display Size | 39mm | - |
| Display Type | - | AMOLED |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | English |
| Number of Buttons | 1 | 3 |
| Other Fitness Features | sports modes, activity history | 12 Sports Modes |
| Other Watch Functions | get stress monitoring, sleep tracking, Find my phone feature | SpO2 Monitor, Stress Monitor, Sleep Quality Monitor |
| audio and video features |
| Speaker | Yes | - |
| Microphone | - | Yes |
| platform and storage features |
| Internal Memory | - | 16MB |