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More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
Price and Release Date | ||||||
| Suggested Price | $90 | $150 | $ | $150 | $80 | $70 |
| Release / Update | 2015 | 2018 | 0000 | 2018 | 2016 | 2019 |
Activity & Fitness | ||||||
| Calories | ||||||
| Distance | ||||||
| Heart | ||||||
| VO2max (Oxygen) | ||||||
| Sleep | ||||||
| Steps | ||||||
| Stress mgt | ||||||
| Female health | ||||||
| Skin temp | ||||||
| Breath rate | ||||||
Battery | ||||||
| Duration | 5 to 7 days | 7 days | 5 hours to 2.5 days | 6 months | 6 months | 18 months |
| Rechargeable | ||||||
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Compatibility Support | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | ||||||
| Mac | n/a | n/a | ||||
| Windows | Not yet | n/a | n/a | |||
Connectivity Support | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | $ | |||||
| Wi-Fi | ||||||
Display | ||||||
| Color | n/a | |||||
| Resolution | 128 x 32 | 66x18 | 160 x 32 | n/a | ||
| Size | 1 inch | .721 inches | 1.8 inches | 1.49 inches | n/a | 1.42 inches |
| Touch | n/a | |||||
| Type | OLED | OLED | PMOLED | Analog | n/a | |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | IPX4 | 5 ATM | IP57 | 5 ATM | 5 ATM | 5 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | Fitbit OS | n/a | ||||
| Apps | ||||||
| Music | ||||||
More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
