| key specs |
| Strap Colour | Jet Black, Classic Brown, Forest Green, Jet Black: Elite Edition, and Glossy Silver: Elite Edition | - |
| Display Size | 49mm | - |
| Compatible OS | Android, iOS | - |
| Strap Material | Silicone | Silicone |
| Dial Shape | Square | Round |
| Display Type | AMOLED | - |
| general |
| Brand | Noise | Huami |
| Model | ColorFit Vision 3 | Amazfit Stratos 3 |
| Release date | June 27, 2023 | August 27, 2019 |
| Model Name | ColorFit Vision 3 | Stratos 3 |
| Dial Colour | Black | - |
| Dial Shape | Square | Round |
| Strap Colour | Jet Black, Classic Brown, Forest Green, Jet Black: Elite Edition, and Glossy Silver: Elite Edition | - |
| Strap Material | Silicone | Silicone |
| Water Resistant | IP68 | 5ATM |
| Dial Material | Metal | Stainless Steel |
| Touchscreen | - | Yes |
| Water Resistance Depth | - | 50 Meters |
| Usage | - | For Sports |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | BioTracker PPG Bio-Tracking optical sensor, 6-axis acceleration sensor, 3-axis geomagnetic sensor, Air pressure sensor |
| Compatible Device | Android, iOS | Android 5.0 or iOS 10.0 and above |
| Notification | Yes | Yes |
| Notification Type | Smart Notification | Calls, Messages, App Alerts |
| Talk time | 2 days | - |
| Battery Life | 7 days | 7 days in smart mode |
| Charge Time | 2 hours | 2.5 hours |
| Charger Type | USB cable | - |
| Stand By Time | 30 | - |
| Rechargeable Battery | Yes | - |
| Other Features | Call rejection, Screen brightness, calculator, 2 menu UI options, Gesture control | - |
| Battery Type | - | Lithium-ion polymer battery |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Bluetooth | Yes |
| Bluetooth Version | Bluetooth 5.3 | 5.0 |
| Wi-Fi | - | Yes |
| GPS | - | Yes |
| platform and storage features |
| Compatible Operating System | Android, iOS | - |
| Operating System | - | Amazfit OS |
| Number of Cores | - | dual-core |
| RAM | - | 512MB |
| Processor Speed | - | 1200 |
| Internal Memory | - | 2GB |
| camera and display features |
| Display Resolution | 410 X 502 | 320x320 |
| Display Size | 49mm | - |
| Display Type | AMOLED | - |
| Other Display Features | 550 nits brightness, Always-on Display | - |
| 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 | - |
| Number of Buttons | 1 | 4 |
| Other Fitness Features | Activity Tracker, Breathe, Voice Assistance, 100+ Sports Mode Tracking, Sedentary Reminder, Sleep Monitor | 80 Sports Modes |
| Other Watch Functions | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, IP68 Rating, Music Player, Notifications, Phone Call, Auto sports detection, | - |
| dimensions |
| Thickness | - | 13.4 mm |
| Diameter | - | 48.6mm |
| Weight (g) | - | 40.40 |
| audio and video features |
| Audio Features | - | Standalone Music Playback |