Withings Activite Sapphire vs. Garmin Vivosmart vs. Withings Go vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson
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| WithingsActivite SapphireRemove Buy Now | GarminVivosmartRemove Buy Now | WithingsGoRemove Buy Now | Michael KorsGraysonRemove Buy Now | PolarA370Remove Buy Now | Michael KorsGraysonRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $450 | $170 | $80 | $350 | $179.95 | $350 |
| Release | 2014 | 2014 | 2016 | 2018 | 2017 | 2018 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | |||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 8 months | 7 days | 8 months | 24 hours | Up to 3 days | 24 hours |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | n/a | |||||
| iOS | n/a | |||||
| Windows Phone | n/a | n/a | n/a | |||
| Mac | n/a | n/a | n/a | |||
| Windows | n/a | n/a | n/a | |||
Connectivity | ||||||
| Bluetooth | n/a | |||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | n/a | |||||
| Resolution | n/a | 128 x 16 | n/a | 453 x 454 | 160 x 80 | 453x454 |
| Size | 1.3 inches | 1.41 inches | n/a | 1.39 inches | 1.18 inches | 1.39 inches |
| Touch | n/a | |||||
| Type | Analog | OLED | E-Ink | AMOLED | TFT LCD | AMOLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | n/a | |||||
| Vibration | n/a | |||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 5 ATM | 5 ATM | 5 ATM | 1 ATM | WR30 | 1 ATM |
Notifications | ||||||
| Phone | n/a | |||||
| Emails | n/a | |||||
| Texts | n/a | |||||
Software | ||||||
| Operating System | n/a | n/a | n/a | Android Wear | Android Wear | |
| Apps | n/a | |||||
| Music | ||||||