Compare Fitbit Charge 4
No longer available
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 |  |  |  |  |  |  |
|---|---|---|---|---|---|---|
| Dimensions: | not yet known | 36.73 x 23.09 x 11.2 mm | 38 x 18.3 x 11.8 mm | not yet known | ? x 21 x ? mm | ? x 21.45 x ? mm |
| Weight: | not yet known | 30 grams | 30 grams | not yet known | not yet known | not yet known |
| Stand-by: | depends on usage | depends on usage | depends on usage | depends on usage | depends on usage | depends on usage |
| Talk time: | depends on usage | depends on usage | depends on usage | depends on usage | depends on usage | depends on usage |
| Announced: | 1 april 2020 | 5 october 2023 | 21 august 2018 | 25 august 2021 | 21 november 2014 | 26 september 2016 |
Design type | ||||||
| Fitness tracker: | ||||||
Controls | ||||||
| Touchscreen: | ||||||
| Directional key: | ||||||
Display | ||||||
| Monochrome display: | OLED | OLED | OLED | |||
| Color display: | Adjustable display brightness, AMOLED, Always On feature | Adjustable display brightness, AMOLED, Always On feature | ||||
| Size: | 1.4 inch | 1.04 inch | ||||
Materials | ||||||
| Dust and waterproof: | 5 ATM | 5 ATM | 5 ATM | 5 ATM | ||
| Gorilla Glass: | 3 | 3 | ||||
| Aluminium: | ||||||
| Glass: | ||||||
| Plastic: | ||||||
Telephony | ||||||
| Vibrating alert: | ||||||
Personal Information | ||||||
| Alarm clock: | ||||||
| Date and time notation: | ||||||
| Reminder list: | ||||||
Available applications | ||||||
| Calories: | ||||||
| Pedometer: | ||||||
Navigation | ||||||
| GPS receiver: | ||||||
| GLONASS: | ||||||
Connections | ||||||
| USB: | ||||||
Connectivity | ||||||
| Bluetooth: | v4.0 | v4.0 | v4.0 | v4.0 | v4.0 | v4.0 |
| NFC: | ||||||
| Wireless Lan (WLAN/Wi-Fi): | ||||||
Power supply | ||||||
| Battery: | Li-ion | Li-poly | Li-ion | Li-poly | Li-ion | Li-ion |
| Capacity: | 65 mAh | |||||
Sensors | ||||||
| Altimeter: | ||||||
| Gesture recognition: | ||||||
| Heart rate monitor: | ||||||
| Ambient light sensor: | ||||||
| Oxygen saturation (SpO2): | ||||||
Carry mode | ||||||
| Strap: | Interchangeable | |||||
| Wrist Size: | 130-210 mm | |||||
Compatibility | ||||||
| With Android: | From 10.0 | From 8.0 | ||||
| With iOS: | Vanaf 12 | |||||
Contents of the package | ||||||
| Charging cable: | ||||||
| Wristband: | ||||||
