Basic Info |
Suggested Price | $79.99 | $200 | $470 | $80 |
Release | 2018 | 2015 | 2014 | 2016 |
Activity & Fitness |
Calories | | | | |
Cycling (Bicycling) | | | n/a | |
Distance | | | | |
Heart | | | n/a | |
Oxygen | | | | |
Sleep | | | | |
Steps | | | | |
Swim | | | | |
Battery |
Duration | 12 days | 12 days | 13 hours to 30 days | 8 months |
Rechargeable | | | | |
Compatibility |
Android | | | | n/a |
iOS | | | | n/a |
Windows Phone | | n/a | n/a | n/a |
Mac | | | | n/a |
Windows | | | | n/a |
Connectivity |
Bluetooth | | | | n/a |
Cellular | | | | |
GPS | | | | |
NFC | | | | |
Wi-Fi | | | | |
Display |
Color | | | | n/a |
Resolution | 80 x 160 | 160 x 80 | n/a | n/a |
Size | 1.23 inches | 1.18 inches | n/a | n/a |
Touch | | | | n/a |
Type | IPS LCD | n/a | n/a | E-Ink |
Functions |
Audio Speaker | | | Alerts only | |
Clock | | | | |
Phone | | | | n/a |
Vibration | | | | n/a |
Voice | | | | |
Hardware |
Accelerometer | | | | |
Barometer or Altimeter | | | | |
Ultraviolet Sensor | | | | |
Water Resistance | 5 ATM | WR30 | 3 ATM | 5 ATM |
Notifications |
Phone | | | | n/a |
Emails | | | | n/a |
Texts | | | | n/a |
Software |
Operating System | | n/a | n/a | n/a |
Apps | | | | n/a |
Music | | | | |