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More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
Price and Release Date | ||||||
| Suggested Price | $150 | $150 | $180 | $250 | $250 | $299 |
| Release / Update | 2017 | 2016 | 2021 | 2015 | 2015 | 2023 |
Activity & Fitness | ||||||
| Calories | ||||||
| Distance | ||||||
| Heart | ||||||
| VO2max (Oxygen) | ||||||
| Sleep | ||||||
| Steps | ||||||
| Stress mgt | ||||||
| Female health | ||||||
| Skin temp | ||||||
| Breath rate | ||||||
Battery | ||||||
| Duration | 7 days | 5 days | 7 Days | 7 days | 48 hours (without GPS) | Up to 40 hours |
| Rechargeable | ||||||
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Compatibility Support | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | ||||||
| Mac | n/a | |||||
| Windows | n/a | |||||
Connectivity Support | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | 128 x 36 | 320 x 128 | 480 x 480 pixels | |||
| Size | 1.4 inches | 1.04 inches | 1.26 inches | 1.36 inches | 1.5 inch | |
| Touch | n/a | |||||
| Type | OLED | OLED | AMOLED | Monochrome LCD | Capacitative TFT | Super AMOLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 5 ATM (50 Meters) | 5 ATM | IPX7 | IP68 | ||
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | Fitbit OS | n/a | n/a | Wear OS 4 | |
| Apps | ||||||
| Music | ||||||
More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
