Compare Fitbit Charge
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 |  |  |  |  | Add smartwatch to the comparison |
|---|---|---|---|---|---|
| Dimensions: | ? x 21 x ? mm | 38 x 18,3 x 11,8 mm | currently unknown | currently unknown | |
| Weight: | currently unknown | 30 gr | currently unknown | currently unknown | |
| Stand-by time: | dependent on usage | dependent on usage | dependent on usage | dependent on usage | |
| Call time: | dependent on usage | dependent on usage | dependent on usage | dependent on usage | |
| Announced: | 21 november 2014 | 21 august 2018 | 1 april 2020 | 25 august 2021 | |
Design type | |||||
| Fitness tracker: | |||||
Controls | |||||
| Directional key: | |||||
| Touchscreen: | |||||
Display | |||||
| Monochrome display: | OLED | OLED | |||
| Colour display: | Adjustable display brightness, AMOLED, Always On feature | ||||
| Size: | 1.04 inch | ||||
Materials | |||||
| Dirt and waterproof: | 5 ATM | 5 ATM | 5 ATM | ||
| Gorilla Glass: | 3 | ||||
| Aluminium: | |||||
| Glass: | |||||
| Plastic: | |||||
Personal Information | |||||
| Date and time notation: | |||||
| Alarm clock: | |||||
| Reminder list: | |||||
Available applications | |||||
| Pedometer: | |||||
| Calories: | |||||
Connectivity | |||||
| Bluetooth: | v4.0 | v4.0 | v4.0 | v4.0 | |
| NFC: | |||||
| Wireless Lan (WLAN/Wi-Fi): | |||||
Power supply | |||||
| Battery: | Li-ion | Li-ion | Li-ion | Li-poly | |
Sensors | |||||
| Gesture recognition: | |||||
| Altimeter: | |||||
| Heart rate monitor: | |||||
| Ambient light sensor: | |||||
| Oxygen saturation (SpO2): | |||||
Telephony | |||||
| Vibrating alert: | |||||
Connections | |||||
| USB: | |||||
Navigation | |||||
| GPS receiver: | |||||
| GLONASS: | |||||
Compatibility | |||||
| With Android: | From 8.0 | ||||
| With iOS: | Vanaf 12 | ||||
