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More Information | ||||
| Check Amazon | ||||
Price and Release Date | ||||
| Suggested Price | $90 | $230 | $470 | $250 |
| Release / Update | 2015 | 2020 | 2014 | 2014 |
Activity & Fitness | ||||
| Calories | ||||
| Distance | ||||
| Heart | $ | |||
| VO2max (Oxygen) | ||||
| Sleep | ||||
| Steps | ||||
| Stress mgt | ||||
| Female health | ||||
| Skin temp | ||||
| Breath rate | ||||
Battery | ||||
| Duration | 5 to 7 days | 6 Days | 13 hours to 30 days | 2 days |
| Rechargeable | ||||
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Compatibility Support | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | ||||
| Mac | n/a | |||
| Windows | n/a | |||
Connectivity Support | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | 128 x 32 | 336 x 336 | 320 x 320 | |
| Size | 1 inch | 1.58 inches | 1.6 inches | |
| Touch | ||||
| Type | OLED | AMOLED | TFT LCD | |
Functions | ||||
| Audio Speaker | Alerts only | Bluetooth | ||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | IPX4 | 5 ATM | 3 ATM | IP68 |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | Fitbit OS | n/a | Android Wear | |
| Apps | ||||
| Music | ||||
More Information | ||||
| Check Amazon | ||||
