More Information | ||||||||
Check Amazon | Check Amazon | |||||||
Price and Release Date | ||||||||
Suggested Price | $349 | $180 | $300 | $150 | $80 | $180 | $255 | $99 |
Release / Update | 2015 | 2013 | 2015 | 2015 | 2016 | 2016 | 2017 | 2019 |
Activity & Fitness | ||||||||
Calories | ||||||||
Distance | ||||||||
Heart | ||||||||
VO2max (Oxygen) | ||||||||
Sleep | ||||||||
Steps | ||||||||
Stress mgt | ||||||||
Female health | ||||||||
Skin temp | ||||||||
Breath rate | ||||||||
Battery | ||||||||
Duration | 18 hours | 7 days | 1.5 days | 8 months | 8 months | 25 days | 30 hours | 7 days |
Rechargeable | ||||||||
|
||||||||
Compatibility Support | ||||||||
Android | ||||||||
iOS | ||||||||
Windows Phone | ||||||||
Mac | n/a | n/a | n/a | n/a | n/a | |||
Windows | n/a | n/a | n/a | n/a | n/a | |||
Connectivity Support | ||||||||
Bluetooth | ||||||||
Cellular | ||||||||
GPS | ||||||||
NFC | ||||||||
Wi-Fi | ||||||||
Display | ||||||||
Color | ||||||||
Resolution | 340 x 272 or 390 x 312 | n/a | 360 x 325 or 360 x 330 | n/a | 128x128 | 128x64 | ||
Size | 1.5 inches or 1.65 inches | n/a | 1.37 inches or 1.56 inches | 1.3 inches | 1.4 inch | 0.74 inches | ||
Touch | n/a | |||||||
Type | AMOLED | n/a | LCD | Analog | E-Ink | LCD | OLED | |
Functions | ||||||||
Audio Speaker | Bluetooth | |||||||
Clock | ||||||||
Phone | ||||||||
Vibration | ||||||||
Voice | ||||||||
Hardware | ||||||||
Accelerometer | ||||||||
Barometer or Altimeter | ||||||||
Ultraviolet Sensor | ||||||||
Water Resistance | IPX7 | IP67 | 5 ATM | 5 ATM | 5 ATM | WR30 | 5 ATM | |
Notifications | ||||||||
Phone | ||||||||
Emails | ||||||||
Texts | ||||||||
Software | ||||||||
Operating System | Watch OS | n/a | Android Wear | n/a | n/a | n/a | FreeRTOS | |
Apps | ||||||||
Music | ||||||||
More Information | ||||||||
Check Amazon | Check Amazon |