| Huawei Band 4 Pro | |
 | |
| Tech specs | |
| Size | 45 mm (span of main body) × 19 mm (width) × 11 mm (maximum thickness of the main body) Wrist strap: Width: 16.5 mm (after the strap is fully loosened); Length: The long strap is about 120 mm, and the short one is about 92 mm |
| Material | Metal casing & soft silicone strap |
| Charging | Built-in USB-A port |
| Battery | 91 mAh |
| Battery life | 12 days for typical use |
| Water-resistance | 5 ATM (50 meters) |
| Weight | 25 grams |
| Sensor | 6-axis acceleration sensor, Detached PPG cardiotachometer, Infrared wear sensor, GPS, NFC |
| Display | AMOLED color screen. Resolution: 120 x 240 pixels |
| Screen size | 0.95 inches (21.6 mm × 10.8 mm for AA area)) |
| Colors | Obsidian Black, Space Blue, Quicksand Gold |
| Other | - band looks for irregular heartbeats with an accuracy rate of 95.5% |
| Activity tracking | |
| Steps | Yes |
| Distance | Yes |
| Calories burned | Yes |
| Activity | Yes |
| Floors | Yes |
| Sleep | Yes |
| Heart rate | Yes |
| Stress & recovery | |
| Pulse Ox | Yes |
| Respiration rate | |
| UV exposure | |
| Skin temperature | |
| Galvanic skin response | |
| Hydration level | |
| Calorie intake | |
| GPS | Yes |
| Running features | |
| Swimming features | |
| Other | |
| Non-fitness functions | |
| Smartphone notifications | Yes |
| On-board music storage | |
| Connected pay | Yes |
| LTE | |
| Links | |
| Affiliate link* | Amazon |
| Read more | Article |
**All tech specs and images on this page come from manufacturers. These may change over time as manufacturers sometimes update their devices. While we cannot guarantee absolute accuracy of information on this page, we promise to review this content regularly and do our best to bring you the most up-to-date information. To be absolutely sure of tech specs of a particular device, we recommend checking the manufacturer’s website.