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More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | Check Amazon | |||
Price and Release Date | ||||||
| Suggested Price | $99.99 | $399 | $149 | $149 | $179.95 | $120 |
| Release / Update | 2018 | 2024 | 2020 | 2021 | 2017 | 2015 |
Activity & Fitness | ||||||
| Calories | ||||||
| Distance | ||||||
| Heart | Third-generation optical heart sensor | $ | ||||
| VO2max (Oxygen) | ||||||
| Sleep | ||||||
| Steps | ||||||
| Stress mgt | ||||||
| Female health | ||||||
| Skin temp | ||||||
| Breath rate | ||||||
Battery | ||||||
| Duration | 30 days | Up to 18 hours normal use | 7 days | 5 days | Up to 3 days | 8 days (without notifications) |
| Rechargeable | ||||||
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Compatibility Support | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | ||||||
| Mac | n/a | |||||
| Windows | Not yet | n/a | ||||
Connectivity Support | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | Fitbit Pay | |||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | 176 x 176 | 42mm: 374 x 446 pixels; 46mm: 416 x 496 pixels | 66x18 | 206 x 124 | 160 x 80 | |
| Size | 1.28 inches | 42mm or 46mm | .721 inches | 0.76 inches | 1.18 inches | |
| Touch | ||||||
| Type | NA | Always-On Retina LTPO OLED | OLED | AMOLED | TFT LCD | LED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | IP68 | Water resistant up to 50 meters | 5 ATM | 5 ATM | WR30 | 2 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | watchOS 11 | Fitbit OS | Built-in | n/a | ||
| Apps | ||||||
| Music | Spotify control | |||||
More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | Check Amazon | |||
