More Information | |||||||
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Price and Release Date | |||||||
Suggested Price | $150 | $150 | $299 | $149 | $100 | $250 | $130 |
Release / Update | 2015 | 2016 | 2017 | 2021 | 2015 | 2021 | 2015 |
Activity & Fitness | |||||||
Calories | |||||||
Distance | |||||||
Heart | |||||||
VO2max (Oxygen) | |||||||
Sleep | |||||||
Steps | |||||||
Stress mgt | |||||||
Female health | |||||||
Skin temp | |||||||
Breath rate | |||||||
Battery | |||||||
Duration | 5 days | 4+ days | 5 days | 6 months | 40 Hours | 2 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 | |||||||
Cellular | |||||||
GPS | |||||||
NFC | |||||||
Wi-Fi | |||||||
Display | |||||||
Color | n/a | n/a | |||||
Resolution | 320 x 320 | 348x250 | 206 x 124 | n/a | 396 x 396 | n/a | |
Size | 1.63 inches or 1.45 inch | 1.42 | 0.76 inches | n/a | 1.9 inches | n/a | |
Touch | n/a | n/a | n/a | ||||
Type | AMOLED | OLED | OLED | AMOLED | n/a | AMOLED | n/a |
Functions | |||||||
Audio Speaker | |||||||
Clock | |||||||
Phone | |||||||
Vibration | |||||||
Voice | |||||||
Hardware | |||||||
Accelerometer | |||||||
Barometer or Altimeter | |||||||
Ultraviolet Sensor | |||||||
Water Resistance | IP67 | 50m | 5 ATM | 5 ATM | 5 ATM (50 Meters) | IP58 | |
Notifications | |||||||
Phone | |||||||
Emails | |||||||
Texts | |||||||
Software | |||||||
Operating System | Android Wear 2 | n/a | Fitbit OS | Built-in | n/a | Wear OS 3 | n/a |
Apps | |||||||
Music | |||||||
More Information | |||||||
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