Polar M430 vs. Michael Kors Grayson vs. Fitbit Charge vs. Pebble Core vs. Michael Kors Grayson vs. Apple Watch 7
 | | | | | | |
| PolarM430Remove Buy Now | Michael KorsGraysonRemove Buy Now | FitbitChargeRemove Buy Now | PebbleCoreRemove Buy Now | Michael KorsGraysonRemove Buy Now | AppleWatch 7Remove Buy Now |
Basic Info | ||||||
| Suggested Price | $255 | $350 | $130 | $99 | $350 | $429 |
| Release | 2017 | 2018 | 2014 | 2016 | 2018 | 2021 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | NA | |||||
| Distance | ||||||
| Heart | ||||||
| Oxygen | ||||||
| Sleep | NA | |||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 30 hours | 24 hours | 7-10 days | NA | 24 hours | 18 Hours |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | NA | |||||
| Windows Phone | NA | NA | ||||
| Mac | NA | |||||
| Windows | NA | |||||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | 128x128 | 453 x 454 | NA | NA | 453x454 | 396 x 484 |
| Size | 1.4 inch | 1.39 inches | NA | NA | 1.39 inches | 1.9 inches |
| Touch | NA | NA | ||||
| Type | LCD | AMOLED | OLED | NA | AMOLED | MicroLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | NA | |||||
| Vibration | NA | |||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | NA | |||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | WR30 | 1 ATM | 1 ATM | NA | 1 ATM | water resistant but not waterproof |
Notifications | ||||||
| Phone | NA | |||||
| Emails | NA | |||||
| Texts | NA | |||||
Software | ||||||
| Operating System | Android Wear | NA | NA | Android Wear | WatchOS 8 | |
| Apps | ||||||
| Music | ||||||