| Manufactuer | Fitbit |
| Release Date | 2020 |
| Related models/variants | N/A |
| Prior model | Fitbit Charge 3 |
| Replaced by |
N/A |
| Current Price | |
| Display | 1.4inch |
| Battery life | Up to 7 days |
| Interchangeable Bands | Yes |
| Straps Size |
Small - Fits wrist 5.5" - 7.1" in circumference Large - Fits wrist 7.1" - 8.7" in circumference
|
| Straps Compatible with: | Fitbit Charge 3 |
| Heart Rate Monitor | Yes, optical |
| GPS | Yes |
| Water resistant | Yes, Swimproof upto 50m |
| Sleep Tracking | Yes, automatic |
| Notifications | Call, text & Calendar alerts |
| Compatibility | Windows, Mac, Android, iOS, Web |
| Sensors |
|
| Other Features |
|
| Official Website | Fitbit Charge 4 |