More Information | ||||||
Check Amazon | Check Amazon | |||||
Price and Release Date | ||||||
Suggested Price | $150 | $150 | $180 | $250 | $250 | $279 |
Release / Update | 2017 | 2016 | 2021 | 2015 | 2015 | 2021 |
Activity & Fitness | ||||||
Calories | ||||||
Distance | ||||||
Heart | ||||||
VO2max (Oxygen) | ||||||
Sleep | ||||||
Steps | ||||||
Stress mgt | ||||||
Female health | ||||||
Skin temp | ||||||
Breath rate | ||||||
Battery | ||||||
Duration | 7 days | 5 days | 7 Days | 7 days | 48 hours (without GPS) | 30 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 36 | 320 x 128 | 116 x 80 | |||
Size | 1.4 inches | 1.04 inches | 1.26 inches | 1.36 inches | 0.54 inches | |
Touch | n/a | |||||
Type | OLED | OLED | AMOLED | Monochrome LCD | Capacitative TFT | Analog |
Functions | ||||||
Audio Speaker | ||||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 5 ATM (50 Meters) | 5 ATM | IPX7 | 5 ATM | ||
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | n/a | Fitbit OS | n/a | n/a | ||
Apps | ||||||
Music | ||||||
More Information | ||||||
Check Amazon | Check Amazon |