Polar M430 vs. Asus VivoWatch vs. Michael Kors Access Sofie vs. Fitbit Charge HR vs. Amazfit T-Rex
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| PolarM430Remove Buy Now | AsusVivoWatchRemove Buy Now | Michael KorsAccess SofieRemove Buy Now | FitbitCharge HRRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $255 | $160 | $395 | $150 | $140 |
| Release | 2017 | 2018 | 2017 | 2015 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 30 hours | 24 hours to 10 days | 1 day | 5 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | NA | NA | |||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 128x128 | 128 x 128 | 390 x 390 1.19 inches | NA | 360 x 360 |
| Size | 1.4 inch | NA | NA | 1.3 inches | |
| Touch | AMOLDED | NA | |||
| Type | LCD | NA | OLED | AMOLED | |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | NA | ||||
| Ultraviolet Sensor | |||||
| Water Resistance | WR30 | IP67 | 1 ATM | 1 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | KoodOS | Android Wear 2.0 | NA | Build-in | |
| Apps | |||||
| Music | |||||