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More Information | ||||||
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Price and Release Date | ||||||
Suggested Price | $150 | $180 | $150 | $155 | $175 | $170 |
Release / Update | 2017 | 2021 | 2015 | 2019 | 2015 | 2014 |
Activity & Fitness | ||||||
Calories | ||||||
Distance | ||||||
Heart | $ | |||||
VO2max (Oxygen) | ||||||
Sleep | ||||||
Steps | ||||||
Stress mgt | ||||||
Female health | ||||||
Skin temp | ||||||
Breath rate | ||||||
Battery | ||||||
Duration | 7 days | 7 Days | 5 days | Months | 7 days | 7 days |
Rechargeable | ||||||
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Compatibility Support | ||||||
Android | ||||||
iOS | ||||||
Windows Phone | ||||||
Mac | n/a | n/a | ||||
Windows | n/a | n/a | ||||
Connectivity Support | ||||||
Bluetooth | ||||||
Cellular | ||||||
GPS | ||||||
NFC | ||||||
Wi-Fi | ||||||
Display | ||||||
Color | n/a | |||||
Resolution | 128 x 36 | n/a | 390 x 390 | n/a | 128 x 16 | |
Size | 1.4 inches | 1.04 inches | 1.19 inches | n/a | 1.41 inches | |
Touch | n/a | n/a | ||||
Type | OLED | AMOLED | OLED | AMOLED | n/a | OLED |
Functions | ||||||
Audio Speaker | ||||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 5 ATM (50 Meters) | 1 ATM | 3 ATM | 5 ATM | ||
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | Fitbit OS | n/a | n/a | n/a | ||
Apps | ||||||
Music | ||||||
More Information | ||||||
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