Garmin 645 Music vs. Michael Kors Grayson vs. Jaybird Reign vs. Michael Kors Grayson vs. Garmin Vivosmart 4
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| Garmin645 MusicRemove Buy Now | Michael KorsGraysonRemove Buy Now | JaybirdReignRemove Buy Now | Michael KorsGraysonRemove Buy Now | GarminVivosmart 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $450 | $350 | $150 | $350 | $130 |
| Release | 2018 | 2018 | 2015 | 2018 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 7 days | 24 hours | 5 days | 24 hours | 7 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | NA | ||||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 240 x 240 | 453 x 454 | NA | 453x454 | 48 x 128 |
| Size | 1.2 inches | 1.39 inches | NA | 1.39 inches | 0.74 inches |
| Touch | NA | ||||
| Type | MIP | AMOLED | LED | AMOLED | OLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 1 ATM | NA | 1 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Android Wear | NA | Android Wear | ||
| Apps | |||||
| Music | |||||