More Information | ||||||||
Check Amazon | Check Amazon | |||||||
Price and Release Date | ||||||||
Suggested Price | $199 | $229 | $159 | $150 | $80 | $299 | $180 | $300 |
Release / Update | 2018 | 2017 | 2023 | 2015 | 2016 | 2023 | 2016 | 2015 |
Activity & Fitness | ||||||||
Calories | ||||||||
Distance | ||||||||
Heart | ||||||||
VO2max (Oxygen) | ||||||||
Sleep | ||||||||
Steps | ||||||||
Stress mgt | ||||||||
Female health | ||||||||
Skin temp | ||||||||
Breath rate | ||||||||
Battery | ||||||||
Duration | 5 days | 48 | Up to 7 days | 5 days | 8 months | Up to 40 hours | 3–4 days | 2–3 days |
Rechargeable | ||||||||
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Compatibility Support | ||||||||
Android | ||||||||
iOS | ||||||||
Windows Phone | ||||||||
Mac | n/a | n/a | n/a | |||||
Windows | n/a | n/a | n/a | |||||
Connectivity Support | ||||||||
Bluetooth | Yes | |||||||
Cellular | $ | |||||||
GPS | ||||||||
NFC | ||||||||
Wi-Fi | ||||||||
Display | ||||||||
Color | ||||||||
Resolution | 320 x 300 | 400 x 400 | n/a | 480 x 480 pixels | 432 x 216 | 360 x 360 | ||
Size | 1.34 inches | 1.39 inches | 1.04-inch AMOLED | n/a | 1.5 inch | 1.5 inches | 1.2 inches | |
Touch | n/a | |||||||
Type | OLED | AMOLED | AMOLED | LED | E-Ink | Super AMOLED | Super AMOLED | Super AMOLED |
Functions | ||||||||
Audio Speaker | Bluetooth | |||||||
Clock | ||||||||
Phone | ||||||||
Vibration | ||||||||
Voice | ||||||||
Hardware | ||||||||
Accelerometer | ||||||||
Barometer or Altimeter | ||||||||
Ultraviolet Sensor | ||||||||
Water Resistance | 5 ATM | Water-resistant up to 50m | 5 ATM | IP68 | IP68 | IP68 | ||
Notifications | ||||||||
Phone | ||||||||
Emails | ||||||||
Texts | ||||||||
Software | ||||||||
Operating System | Propriertary | Android Wear 2 | Fitbit OS | n/a | n/a | Wear OS 4 | Tizen OS | Tizen OS |
Apps | ||||||||
Music | ||||||||
More Information | ||||||||
Check Amazon | Check Amazon |