| key specs |
| Strap Colour | Charcoal Black, Cloud Grey, Rose Pink | Brown |
| Display Size | 42mm | - |
| Strap Material | Silicone | Leather |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Men |
| general |
| Brand | Noise | Huami |
| Model | Fit Evolve 2 | Zepp Z |
| Release date | December 10, 2021 | November 18, 2020 |
| Model Name | NoiseFit Evolve 2 | Zepp Z |
| Dial Colour | Black | - |
| Dial Shape | Round | Round |
| Strap Colour | Charcoal Black, Cloud Grey, Rose Pink | Brown |
| Strap Material | Silicone | Leather |
| Size | Regular | - |
| Interchangeable Strap | No | - |
| Water Resistant | Yes | 5ATM |
| Water Resistance Depth | 5ATM | - |
| Usage | Fitness & Outdoor | - |
| Dial Material | Polycarbonate | Titanium Aallow |
| Ideal For | Unisex | Men |
| product details |
| Closure | Strap Buckle | Classic Pin Buckle |
| Sensor | Blood Oxygen Monitor, Heart Rate Monitor | 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 | Call, Text, Social Media | Yes |
| Notification Type | Vibration | Email, App Alerts, Chat Alerts, Call Alerts |
| Battery Life | 7 | 30 Days |
| Charge Time | 70 Minutes | 2.5 Hours |
| Stand By Time | 42 Days | - |
| Rechargeable Battery | Yes | Yes |
| Other Features | Sleep tracking, stress monitoring | - |
| Charger Type | - | Wireless Magnetic Charger |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Wi-Fi | Yes | - |
| Messaging Support | Yes | - |
| Email Support | Yes | - |
| Operating Range | 10m | - |
| Call Features | Mute calls, Reject calls | - |
| Bluetooth Version | - | 5.0 |
| GPS | - | Yes |
| camera and display features |
| Display Resolution | 390x360 | 454x454 |
| Display Size | 42mm | - |
| Display Type | AMOLED | AMOLED |
| Scratch Resistant | Yes | - |
| 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 |
| Number of Buttons | 2 | 3 |
| Other Fitness Features | Sleep Monitoring, Blood Oxygen Monitor, 24x7 Heart Rate Monitor, 12 Sports Mode | 12 Sports Modes |
| Language | - | English |
| Other Watch Functions | - | SpO2 Monitor, Stress Monitor, Sleep Quality Monitor |
| audio and video features |
| Speaker | No | - |
| Gesture Control | Yes | - |
| Microphone | No | Yes |
| dimensions |
| Width | - | 46.3 |
| Height | - | 46.3 |
| Thickness | - | 10.75 |
| Weight (g) | - | 40.00 |
| platform and storage features |
| Internal Memory | - | 16MB |