More Information | ||||||
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Price and Release Date | ||||||
Suggested Price | $130 | $180 | $275 | $299 | $80 | $150 |
Release / Update | 2021 | 2021 | 2015 | 2017 | 2016 | 2014 |
Activity & Fitness | ||||||
Calories | ||||||
Distance | ||||||
Heart | ||||||
VO2max (Oxygen) | ||||||
Sleep | ||||||
Steps | ||||||
Stress mgt | ||||||
Female health | ||||||
Skin temp | ||||||
Breath rate | ||||||
Battery | ||||||
Duration | 8 Days | 7 Days | 1 day | 24 hours (5 hrs w GPS and heart rate) | 8 months | 5-7 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 | ||||||
Resolution | 240 x 240 | 360 x 326 | 400 x 400 | 168 x 144 | ||
Size | 1.47 inches | 1.04 inches | 1.5 inches | 1.39 inches | 1.26 inches | |
Touch | ||||||
Type | PMOLED | AMOLED | LCD | AMOLED | E-Ink | e-paper |
Functions | ||||||
Audio Speaker | ||||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 5 ATM | 5 ATM (50 Meters) | IP67 | 5 ATM | 5 ATM | 5 ATM |
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | Built-in | Fitbit OS | Android Wear | Android Wear 1.5 | n/a | Pebble OS |
Apps | ||||||
Music | ||||||
More Information | ||||||
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