| key specs |
| Strap Colour | Black, Green, Yellow, Gold | - |
| Ideal For | Unisex | Unisex |
| Display Size | - | 41mm |
| Dial Shape | - | Rectangle |
| Display Type | - | OLED Retina |
| general |
| Brand | Xiaomi | Apple |
| Model | Mi Band 8 | Watch Series 7 GPS + Cellular |
| Release date | April 18, 2023 | September 14, 2021 |
| Model Number | M2239B1 | - |
| Dial Colour | Black | Midnight, Starlight, Green, and a New Blue and (PRODUCT)RED |
| Strap Colour | Black, Green, Yellow, Gold | - |
| Touchscreen | 1.62 | Yes |
| Interchangeable Strap | Yes | - |
| Water Resistant | 5 ATM | Yes |
| Usage | Regular | Fitness & Outdoor |
| Ideal For | Unisex | Unisex |
| Model Name | - | Watch Series 7 GPS + Cellular |
| Dial Shape | - | Rectangle |
| Size | - | Regular |
| Water Resistance Depth | - | 50m |
| dimensions |
| Width | 22.5 | - |
| Height | 48 | - |
| Thickness | 10.99 | - |
| Weight (g) | 27.00 | - |
| product details |
| Sensor | optical heart rate and blood oxygen sensor, six-axis motion sensor | Compass, Always-On Altimeter, third-gen optical heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor |
| Battery Type | 190mAh | Lithium Ion |
| Battery Life | 16 days | Up to 18 hours |
| Charge Time | 1 hour | - |
| Rechargeable Battery | Yes | Yes |
| Notification | - | Yes |
| connectivity features |
| Call Function | No | Yes |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.1 | - |
| Wi-Fi | - | Yes |
| GPS | - | Yes |
| Call Features | - | International Emergency Calling |
| Other Connectivity Features | - | Emergency SOS |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | - |
| Date & Time Display | Yes | Yes |
| Language | Simplified Chinese, Traditional Chinese, English | English |
| Other Fitness Features | - | Blood Oxgen Sensor, ECG sensor |
| ratings |
| Overall NDTV Rating | - | Read Review |
| Design and comfort Rating | - | |
| Tracking accuracy Rating | - | |
| Software and ecosystem Rating | - | |
| Battery life Rating | - | |
| platform and storage features |
| Operating System | - | watchOS 8 |
| camera and display features |
| Display Size | - | 41mm |
| Display Type | - | OLED Retina |
| Backlight Display | - | Yes |
| Other Display Features | - | LTPO OLED Always-On Retina display |
| audio and video features |
| Speaker | - | Yes |
| Microphone | - | Yes |