More Information | ||||||||
Check Amazon | Check Amazon | |||||||
Price and Release Date | ||||||||
Suggested Price | $100 | $50 | $350 | $300 | $80 | $120 | $250 | $300 |
Release / Update | 2016 | 2014 | 2018 | 2015 | 2016 | 2014 | 2021 | 2014 |
Activity & Fitness | ||||||||
Calories | ||||||||
Distance | ||||||||
Heart | ||||||||
VO2max (Oxygen) | ||||||||
Sleep | ||||||||
Steps | ||||||||
Stress mgt | ||||||||
Female health | ||||||||
Skin temp | ||||||||
Breath rate | ||||||||
Battery | ||||||||
Duration | 5 days | 6 months | 1 day | 1.5 days | 8 months | 2 weeks | 40 Hours | 2–3 days |
Rechargeable | ||||||||
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Compatibility Support | ||||||||
Android | ||||||||
iOS | ||||||||
Windows Phone | ||||||||
Mac | n/a | n/a | n/a | n/a | ||||
Windows | n/a | n/a | n/a | n/a | ||||
Connectivity Support | ||||||||
Bluetooth | ||||||||
Cellular | ||||||||
GPS | ||||||||
NFC | ||||||||
Wi-Fi | ||||||||
Display | ||||||||
Color | n/a | blue | ||||||
Resolution | n/a | n/a | 390 x 390 | 360 x 325 or 360 x 330 | 128 x 32 | 396 x 396 | 320 x 320 | |
Size | n/a | n/a | 1.19 inches | 1.37 inches or 1.56 inches | 1.9 inches | 1.63 inches | ||
Touch | n/a | n/a | swipe | |||||
Type | LED | n/a | AMOLED | LCD | E-Ink | OLED | AMOLED | Super AMOLED |
Functions | ||||||||
Audio Speaker | Bluetooth | Bluetooth | ||||||
Clock | ||||||||
Phone | ||||||||
Vibration | ||||||||
Voice | ||||||||
Hardware | ||||||||
Accelerometer | ||||||||
Barometer or Altimeter | ||||||||
Ultraviolet Sensor | ||||||||
Water Resistance | 5 ATM | Splash resistant | 3 ATM | IP67 | 5 ATM | 5 ATM (50 Meters) | IP67 | |
Notifications | ||||||||
Phone | ||||||||
Emails | ||||||||
Texts | ||||||||
Software | ||||||||
Operating System | n/a | n/a | Wear OS | Android Wear | n/a | n/a | Wear OS 3 | Tizen OS |
Apps | ||||||||
Music | ||||||||
More Information | ||||||||
Check Amazon | Check Amazon |