Fitbit Ionic vs. Asus VivoWatch vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Huawei Band 3 Pro vs. Amazfit T-Rex
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| FitbitIonicRemove Buy Now | AsusVivoWatchRemove Buy Now | Michael KorsGraysonRemove Buy Now | Michael KorsGraysonRemove Buy Now | HuaweiBand 3 ProRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $299 | $160 | $350 | $350 | $70 | $140 |
| Release | 2017 | 2018 | 2018 | 2018 | 2018 | 2019 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | ||||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 4+ days | 24 hours to 10 days | 24 hours | 24 hours | 12 days | 20 days |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | NA | |||||
| Mac | NA | |||||
| Windows | NA | |||||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | 348x250 | 128 x 128 | 453 x 454 | 453x454 | 454 x 454 | 360 x 360 |
| Size | 1.42 | NA | 1.39 inches | 1.39 inches | 1.39 inches | 1.3 inches |
| Touch | ||||||
| Type | OLED | NA | AMOLED | AMOLED | AMOLED | AMOLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | NA | |||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 50m | IP67 | 1 ATM | 1 ATM | IP68 | 5 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | Fitbit OS | KoodOS | Android Wear | Android Wear | AMAZFIT OS | Build-in |
| Apps | ||||||
| Music | ||||||