More Information | ||||||
Check Amazon | Check Amazon | |||||
Price and Release Date | ||||||
Suggested Price | $130 | $100 | $299 | $350 | $350 | $179.95 |
Release / Update | 2014 | 2013 | 2017 | 2017 | 2019 | 2017 |
Activity & Fitness | ||||||
Calories | ||||||
Distance | ||||||
Heart | ||||||
VO2max (Oxygen) | ||||||
Sleep | ||||||
Steps | ||||||
Stress mgt | ||||||
Female health | ||||||
Skin temp | ||||||
Breath rate | ||||||
Battery | ||||||
Duration | 7–10 days | 5 days | 4+ days | 48 hours | 2 days | Up to 3 days |
Rechargeable | ||||||
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Compatibility Support | ||||||
Android | ||||||
iOS | ||||||
Windows Phone | ||||||
Mac | ||||||
Windows | ||||||
Connectivity Support | ||||||
Bluetooth | ||||||
Cellular | ||||||
GPS | ||||||
NFC | ||||||
Wi-Fi | ||||||
Display | ||||||
Color | ||||||
Resolution | n/a | n/a | 348x250 | 480 x 480 | 390 x 390 | 160 x 80 |
Size | n/a | 1.42 | 1.38 inches | 1.2 inches | 1.18 inches | |
Touch | n/a | n/a | ||||
Type | OLED | LED | OLED | P-OLED | AMOLED | TFT LCD |
Functions | ||||||
Audio Speaker | ||||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 1 ATM | 1 ATM | 50m | IP68 | 3 ATM | WR30 |
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | n/a | n/a | Fitbit OS | Android Wear 2 | Wear OS | |
Apps | ||||||
Music | ||||||
More Information | ||||||
Check Amazon | Check Amazon |