Withings Steel HR vs. Polar M430 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Michael Kors Grayson
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| WithingsSteel HRRemove Buy Now | PolarM430Remove Buy Now | Michael KorsGraysonRemove Buy Now | FitbitCharge 3Remove Buy Now | GarminForerunner 45Remove Buy Now | Michael KorsGraysonRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $180 | $255 | $350 | $150 | $199 | $350 |
| Release | 2016 | 2017 | 2018 | 2018 | 2019 | 2018 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | ||||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 25 days | 30 hours | 24 hours | 7 days | 7 days | 24 hours |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | n/a | |||||
| Mac | n/a | |||||
| Windows | n/a | Not yet | ||||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | NA | |||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | n/a | 128x128 | 453 x 454 | 66 x 18 | 208 x 208 | 453x454 |
| Size | n/a | 1.4 inch | 1.39 inches | .721 inches | 1.04 inches | 1.39 inches |
| Touch | ||||||
| Type | n/a | LCD | AMOLED | OLED | LCD | AMOLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 5 ATM | WR30 | 1 ATM | 5 ATM | 5 ATM | 1 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | Android Wear | NA | Built-in | Android Wear | |
| Apps | ||||||
| Music | ||||||