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More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
Price and Release Date | ||||||
| Suggested Price | $149 | $100 | $300 | $280 | $300 | $100 |
| Release / Update | 2021 | 2012 | 2018 | 2019 | 2015 | 2014 |
Activity & Fitness | ||||||
| Calories | ||||||
| Distance | ||||||
| Heart | ||||||
| VO2max (Oxygen) | ||||||
| Sleep | ||||||
| Steps | ||||||
| Stress mgt | ||||||
| Female health | ||||||
| Skin temp | ||||||
| Breath rate | ||||||
Battery | ||||||
| Duration | 5 days | 10–14 days | 30 days | 3 days | 2–3 days | 5 days |
| Rechargeable | ||||||
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Compatibility Support | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | ||||||
| Mac | n/a | n/a | ||||
| Windows | n/a | n/a | ||||
Connectivity Support | ||||||
| Bluetooth | ||||||
| Cellular | $ | |||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | n/a | |||||
| Resolution | 206 x 124 | 400 x 400 | 360 x 360 | 360 x 360 | n/a | |
| Size | 0.76 inches | 1.4 inches | 1.4 inches | 1.2 inches | n/a | |
| Touch | n/a | |||||
| Type | AMOLED | OLED | OLED/FSTN | Super AMOLED | Super AMOLED | n/a |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 5 ATM | Splash resistant | IP68 | IP68 | IP68 | IP58 |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | Built-in | n/a | Wear OS | Tizen OS | Tizen OS | n/a |
| Apps | ||||||
| Music | ||||||
More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
