Pebble Steel vs. Polar M400 vs. Withings Activite Steel vs. Fitbit Ionic vs. Michael Kors Grayson vs. Michael Kors Grayson
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PebbleSteelRemove Buy Now | PolarM400Remove Buy Now | WithingsActivite SteelRemove Buy Now | FitbitIonicRemove Buy Now | Michael KorsGraysonRemove Buy Now | Michael KorsGraysonRemove Buy Now |
Basic Info | ||||||
Suggested Price | $150 | $200 | $170 | $299 | $350 | $350 |
Release | 2014 | 2014 | 2015 | 2017 | 2018 | 2018 |
Activity & Fitness | ||||||
Calories | ||||||
Cycling (Bicycling) | ||||||
Distance | ||||||
Heart | n/a | |||||
Oxygen | ||||||
Sleep | ||||||
Steps | ||||||
Swim | ||||||
Battery | ||||||
Duration | 5-7 days | 8 hours to 30 days | 8 months | 4+ days | 24 hours | 24 hours |
Rechargeable | ||||||
Compatibility | ||||||
Android | ||||||
iOS | ||||||
Windows Phone | n/a | n/a | n/a | |||
Mac | n/a | n/a | ||||
Windows | n/a | n/a | ||||
Connectivity | ||||||
Bluetooth | ||||||
Cellular | ||||||
GPS | ||||||
NFC | ||||||
Wi-Fi | ||||||
Display | ||||||
Color | ||||||
Resolution | 168 x 144 | n/a | n/a | 348x250 | 453 x 454 | 453x454 |
Size | 1.26 inches | n/a | 1.3 inches | 1.42 | 1.39 inches | 1.39 inches |
Touch | ||||||
Type | e-paper | n/a | Analog | OLED | AMOLED | AMOLED |
Functions | ||||||
Audio Speaker | Alerts only | |||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 5 ATM | 3 ATM | 5 ATM | 50m | 1 ATM | 1 ATM |
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | Pebble OS | n/a | n/a | Fitbit OS | Android Wear | Android Wear |
Apps | ||||||
Music |