Casio WSD-F10 vs. Polar M400 vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Grayson
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| CasioWSD-F10Remove Buy Now | PolarM400Remove Buy Now | CasioG-Shock GBA800Remove Buy Now | Michael KorsGraysonRemove Buy Now | FitbitChargeRemove Buy Now | Michael KorsGraysonRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $500 | $200 | $120 | $350 | $130 | $350 |
| Release | 2016 | 2014 | 2018 | 2018 | 2014 | 2018 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | n/a | ||||
| Oxygen | n/a | |||||
| Sleep | n/a | |||||
| Steps | ||||||
| Swim | n/a | |||||
Battery | ||||||
| Duration | n/a | 8 hours to 30 days | 2 years | 24 hours | 7-10 days | 24 hours |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | n/a | |||||
| Windows Phone | n/a | n/a | NA | |||
| Mac | n/a | |||||
| Windows | n/a | |||||
Connectivity | ||||||
| Bluetooth | n/a | |||||
| Cellular | n/a | |||||
| GPS | ||||||
| NFC | n/a | |||||
| Wi-Fi | n/a | |||||
Display | ||||||
| Color | ||||||
| Resolution | n/a | n/a | 453 x 454 | NA | 453x454 | |
| Size | n/a | n/a | 1.39 inches | NA | 1.39 inches | |
| Touch | n/a | NA | ||||
| Type | LCD | n/a | AMOLED | OLED | AMOLED | |
Functions | ||||||
| Audio Speaker | n/a | Alerts only | ||||
| Clock | ||||||
| Phone | n/a | |||||
| Vibration | ||||||
| Voice | n/a | |||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 5 ATM | 3 ATM | 20 ATM | 1 ATM | 1 ATM | 1 ATM |
Notifications | ||||||
| Phone | n/a | |||||
| Emails | n/a | |||||
| Texts | n/a | |||||
Software | ||||||
| Operating System | Android Wear | n/a | Android Wear | NA | Android Wear | |
| Apps | n/a | |||||
| Music | n/a | |||||