Polar M400 vs. Withings Go vs. Fitbit Ionic vs. Pebble Core vs. Michael Kors Access Runway
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| PolarM400Remove Buy Now | WithingsGoRemove Buy Now | FitbitIonicRemove Buy Now | PebbleCoreRemove Buy Now | Michael KorsAccess RunwayRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $80 | $299 | $99 | $350 |
| Release | 2014 | 2016 | 2017 | 2016 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 8 months | 4+ days | NA | 1 day |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | NA | |||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | n/a | ||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | n/a | 348x250 | NA | 390 x 390 |
| Size | n/a | n/a | 1.42 | NA | 1.19 inches |
| Touch | n/a | NA | |||
| Type | n/a | E-Ink | OLED | NA | AMOLED |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | n/a | NA | |||
| Vibration | n/a | NA | |||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | 5 ATM | 50m | NA | 3 ATM |
Notifications | |||||
| Phone | n/a | NA | |||
| Emails | n/a | NA | |||
| Texts | n/a | NA | |||
Software | |||||
| Operating System | n/a | n/a | Fitbit OS | NA | Wear OS |
| Apps | n/a | ||||
| Music | |||||